Alternatives to Mailtrap

Partner with the email service trusted by developers and marketers for time-savings, scalability, and delivery expertise. The Twilio SendGrid Email API and proprietary Mail Transfer Agent (MTA), intuitive console, powerful features, and email experts make it easy to ensure all your email gets delivered in seconds and without interruption. Whether you’re sending 100 emails or 100 billion, SendGrid is built to scale, while maximizing inbox placement and protecting your reputation as a trusted sender. Monitor engagement data and optimize deliverability with our Deliverability Insights dashboard. Integrate with our RESTful APIs and SMTP in minutes, with sample code libraries available in 7 languages, interactive docs, templates, and more.

Reliable SMTP relay services and email delivery services. You can send and track large volumes of emails with ease using powerful email delivery services. In minutes, integrate and you can start sending. All your email delivery, transactional and email relay needs are covered under one roof. SMTP can deliver whether you need a reliable backend solution or scalable infrastructure to handle large volumes of emails. Reputation Defender, SMTP's proprietary technology, uses big data to proactively monitor and protect your email list health. It also suppresses bad emails from soft and hard bounces in order to protect your IP reputation and domain. This will ensure that your delivery rates and inbox placement gradually improve over time.

Pinpoint email issues before you hit "send". On average 51% of emails never reach the inbox! So where do they go? 26% go to spam or junk folder and 25% are never delivered. We have every tool you need to maximize inbox deliverability. Get a report of any potential delivery issues with your outgoing messages. Audit your sending IP and Domain against 50+ industry blacklists. Monitor, capture, separate, and reject any email pretending to be you. Track if your content or IP is blocked by Gmail, Yahoo!, or other ISPs. Identify “risky” content and clean HTML errors to ensure delivery. Run automatic tests and get notified about issues when they occur. Get notified if deliverability issues occur by email, Slack, or Telegram. You can book a 1-hour consulting call with one of our expert consultants and get all of your email marketing & deliverability questions answered. Large enterprises can opt for our comprehensive Email Deliverability Audits.

Debug Mail is a virtual SMTP Server that allows you to test and debug outgoing emails. All plans include unlimited daily test emails. You will need to provide credentials, snippets, and a REST API for easy interaction with the service. You can also create teams and share access for individual projects. Send an email containing a bug to the bug tracker by creating a direct link. You can also search for messages quickly and group them by title or date. You can view the headers, HTML, text and plain email versions for your messages.

ZeroBounce is an email verification platform that scores and delivers emails. It helps businesses improve their inbox placement. The service can detect email typos, abusive and nonexistent email accounts, spam traps, and other potentially dangerous email addresses. ZeroBounce also offers an email scoring service and a suite delivery tools to enhance email inbox placement. ZeroBounce has a military-grade security infrastructure that ensures customer data is kept safe. ZeroBounce has validated over 23 billion emails to date and serves more than 400,000 businesses in 190+ nations. It also adds 200 new clients each day. ZeroBounce validates email lists and reports that they have a 99%+ accuracy rate. They also maintain a good reputation for sending quality. ZeroBounce was ranked no. 851 on Inc. 5000, the list of fastest-growing private businesses in the United States. ZeroBounce rose to number. 40 on the list.

This three-step workflow can be integrated into your existing production process. It will make it easy to save time and drive value. It will also make it easier to connect with more subscribers. You can send error-free emails by simply pressing a button. No HTML knowledge required. We offer customizable click-to fix tools that can be customized to meet your team's needs. If subscribers don't get your emails, they won't be able to engage with them. Blocklist domain and spam testing can help you improve your email deliverability and land in more mailboxes. You can test your email against 23 popular spam filters, and your IP address against the most common blocklist services. Before you hit "send", resolve any delivery issues. Every inbox displays emails differently. We provide previews for over 90+ devices and clients so you can ensure your message displays correctly in every inbox.

MailCatcher inspired, easier to use. MailHog is an email test tool for developers. Configure your application to use MailHog to send SMTP messages. You can view messages in the web UI or retrieve them using the JSON API. You can also release messages to real SMTP server for delivery.

In order to reach their target, 30% of emails fall through the cracks and end up in customers' spam folders. This is why you need the best email delivery system. The SendForensics Deliveryability Score is a unique predictive model of an email's ability reach any given mailbox. To put it simply, it is a measure of an email's 'quality' in terms of how it will be perceived by global filtering-systems/ISPs and even human recipients themselves. The Missing Metric. SendForensics EDS automatically analyzes all data to determine the most significant cause(s) of concern.

AI-based email delivery platform that monitors, spam tests, and maintains your email deliverability. Our goal is to assist marketers in increasing their sales and driving revenue through emails. Over 51% of all business email messages never reach the inbox. Spam folders can lead to missed sales opportunities and budgeting problems. Folderly ensures that you are never in the 51%. You can avoid spam filters and blacklists by using Folderly. Your messages will be delivered directly to your email recipients' inboxes. Foldely was built from the ground up to help companies get returns on their marketing dollars. Folderly can help you increase the delivery of your email across multiple email addresses or prevent spam-related problems from ever happening.

Email Doctor is a test tool that tests your email-sending server, your SMTP domain, and the content your users are receiving. Once you've sent the email, you can start the diagnosis. We will generate a report that you can use to debug and understand your email lords. Send an email using your email marketing tool or ESP, your API, your GSuite/Zoho workspace, or your GSuite/Zoho workspace. The blacklist searches for domains that have been used by spammers in the email body. These domains are not only in the initial link, but also in the final redirection link. RBL and DNSBL can be used to determine if the IP address of the sending server has been used as an open relay by spammers, or by an ESP who allows spammers to utilize their infrastructure.

The complete email package unlocks deeper insights into deliverability, greater efficiency, and a supercharged performance. We are built on data and insights. Unlimited seed testing with over 90 ISPs around the world. Spam traps gathered from millions of spam traps. Get a deep level of intelligence about the deliverability of your program. For the first time, you can get a snapshot of all relevant KPIs for SMS deliverability in one simple interface. Are all the policies you have set up for your program being implemented at this time? Marketers can lose sleep over this question, and it could land brands in serious legal trouble. With Oversight's mailstream tracking you can be more confident. Our engine provides visual renders for 80+ email clients and covers 98% of emails sent globally. Along with a deliverability check, the engine includes powerful link validation, dark mode viewing, and HTML editing. It's a complete revolution for your presend workflow.

It is important to know exactly where your campaigns will land. However, ensuring that they reach your subscribers' Inboxes is crucial. Email Marketing is about trusting internet server providers. Your email deliverability will improve if you keep track of your reputation. Tracking your reputation is the first step to solving your email deliverability problems. Find out how the top spam filter companies rate your campaign. Blocklists can seriously damage your reputation. If you are blocked, you can monitor your IP addresses and domains to take immediate action and delist. Email authentication is the best way to ensure that all your emails are delivered. All first-class brands place importance on customer experience. Email previews can help you spot problems with formatting, broken links, and code before they reach your Inbox.

EmailLabs is a cloud-based email API and SMTP service designed to send transactional and marketing emails. The unique know-how and partnership between well-know Inbox Service Providers ensure all emails sent from our servers being tailored to the requirements of foreign providers like: Gmail, Yahoo or Hotmail as well as local ISPs such as WP.pl, Onet.pl, Seznam.cz, Web.de, Seznam.cz or Libero.it. We take care of overall deliverability to make sure your messages land in customers’ inboxes, promotions or Offers tab. EmailLabs platform can be easily integrated with any email system or application that allows you to add a third party SMTP server. The whole setup process takes only 5 minutes.

A platform that delivers email success like no other. Everest was created by the most respected experts in email optimization and deliveryability. It is the only platform that allows you to fully control all stages of email marketing, including pre-send preparation and creation, in flight optimization, and post-send tracking. Everest is the right platform for you if you are serious about reaching the top. Everest is the only email platform that provides you with real-time insight and information about your campaigns at all times. Your campaign's success depends on how well it is managed. You can improve your campaign's performance while it's still live. It's possible. You can improve your future campaigns by building and maintaining a reputation for your sender.

We work with you to make sure your inbox providers don't send spam emails to your email. In just a matter of weeks, our clients have seen their open rates increase by more than DOUBLE! High-engagement recipients open emails and scroll down as they read. This should be done for almost all emails that are opened, as long as the content is not longer than the page. If a recipient takes an email from spam and goes out of their way, it is telling the inbox provider that they made a mistake. Inbox providers will be able to tell if you move an email from the promotions folder into the primary inbox that you don't agree with their sorting criteria. It and other similar emails should go directly to the primary mailbox. It shows that the recipient is interested in your email content. The inbox provider can interpret this as "This email is extremely important, please do not send it to spam."

TurboSMTP understands that email is not just a means of communication but the backbone of your customer engagement strategy. TurboSMTP Email API is trusted by developers and marketers alike for its time-saving features, scalability, and delivery expertise. Our service offers a flexible SMTP relay solution along with advanced features tailored to meet the needs of businesses of all sizes. With our intuitive dashboard, powerful features, and dedicated support, ensuring the delivery of your emails is seamless and uninterrupted. TurboSMTP's infrastructure is built to scale, whether you're sending a few hundred emails or millions. Integration with our service is effortless, with sample code libraries available in multiple languages, interactive documentation, and customizable templates. TurboSMTP offers webhook integrations and automates actions based on email events, streamlining your workflow. Plus, our email validation tools ensure list accuracy, reducing bounce rates and improving deliverability. TurboSMTP not only prioritizes the reliability and efficiency of email delivery but also understands the importance of providing exceptional support to our valued customers. That's why we offer multilingual 24/7 support.

SendPost replaces manual hacks, messy workarounds and daily frustrations associated with your email API/SMTP provider. If you send a few thousand emails, most email API solutions will work well. You will choose one based on its price, features, or support. If you are a big sender, sending millions of emails each month, the real problem is here. This is when managing multiple domains, IP-Pols, and IP/Domain reputation becomes a major headache. Even a small drop in your email open rate, or delivery, can have a significant impact on your revenue. You need a solution that helps you identify the problem and provides quick solutions. You don't want spend hours looking through logs to determine if your domain, IP or sending reputation are low.

You can instantly preview, edit, and build your emails across 90+ clients. To speed up production and reduce errors, integrate with popular email platforms. You can quickly identify broken links, images, tracking, and test campaign load time. Also scan your subject line for any improvements. You can quickly identify any issues that could be preventing your email from reaching its destination and provide actionable advice.

-- The email engine you can build on -- We're everything that happens under the hood of your email communications. Reliable Email API with endless capabilities & features ready for integration. Flowmailer's Email Engine provides all the tools you need to build a professional email strategy. From marketing to customer support, from account management to warehousing, every email sent is valuable. Flowmailer is built for continuous high-performance, no matter the emails you're sending. Take away the difficulties of email delivery and focus on creating meaningful email communications with your customers. Email Delivery | SMTP & API | Infrastructure | Transactional Email

For the most reliable email delivery experience, choose the best email API or the best SMTP. Pepipost offers a robust transactional email delivery infrastructure with AI-powered inboxing that is reliable, scalable and secure. It also offers the most affordable pricing plans. We help brands engage with customers at the right time with the right content, over email.

Mailgun is an email automation tool that is suitable to developers. Mailgun allows users to access a cloud-based email service that can track, send, and receive emails via their websites and applications. Mailgun supports many programming languages, including Python, Ruby and PHP. Mailgun's tracking feature allows users to track all emails and reduce spam.

Our experts are an extension of your team and provide email consulting on critical issues. They also connect you with industry partners to help make your marketing program more effective. Get in touch with a MailGenius-vetted email expert to arrange a meeting. Your emails will reach their inbox and stay there. Our email experts can help you fix email deliverability problems and increase your email opens and clicks. Your setup, volume, and requirements will determine the solutions. To get to know you and your needs, schedule an intro call with the team.

MailerSend is a transactional messaging service designed for developers to work faster and smarter. Intuitively designed so anyone can contribute to transactional email and SMS, while powerful infrastructure and flexible payment plans let you scale quickly. Built by deliverability experts to ensure your messages get delivered, plus dedicated IPs available for high-volume senders.

Easy Tech Solution LLC owns EmailPreviewServices. We provide a service that allows us to preview email designs before they reach the recipient's inbox. Our tools can also check for Spam in emails and monitor Inbox status. We only provide testing for actual devices and email preview software. We don't use emulators or simulators. Our all-inclusive service has something for everyone, so whether you're an entrepreneur, small business owner, or multinational company, we have all the tools and features you need to build a strong email campaign that converts traffic and ensures your emails work. Our goal is to provide our customers a platform that allows them to quickly fix any issues with email delivery and content-viewing.

Transactional emails: Reach your inbox when it matters most Send personalized, fast transactional emails via API or SMTP. Enjoy the benefits of our global experience sending billions upon billions of emails. Personalized transactional emails are sent to inboxes and not to spam folders. You can customize your analytics with pre-built dashboards and an export API. For assistance, consult our award-winning Support team or read the documentation guides. Use custom tagging and whitelabeling to create conditional content. Globally distributed infrastructure: Automatic SPAM loop registration and prewarmed dedicated IPs. Analytics can be accessed in many ways, including custom tags, A/B testing capabilities and comparative reports. White-labeled click tracking, custom reverse DNS and rules engine are available. Custom return path is also available. This is the average delivery time for top 3 ISPs. It was sent from our MTAs and to the recipient's mail server.

With the #1 trusted email verification and all in one deliverability solution, you can test, monitor, and optimize your email programs to reach more people and increase your ROI. Get actionable insights to improve your opt-in email list health, reduce bounces, protect the reputation of your sender, and reach more high quality subscribers. Connect our real-time API to any website that collects email addresses online to prevent missed opportunities and increase your email ROI. Hard bounces caused by invalid, mistyped or fake email addresses can be virtually eliminated. Monitor your sending domains for blocklistings. You can quickly respond to potential problems with real-time alerts. This tool allows you to determine whether your message is being delivered to the inbox or spam by different mailbox providers such as Gmail, Outlook, and iCloud. Before you send an email, make sure to check for spam filtering issues and content errors.

The easiest email testing tool in the world. You can save time, effort, and money while focusing on the core features of your application. All your test emails can be captured in one place. No more sending test emails to customers accidentally. To collaborate easily, add all of your team members. To ensure that mails reach customers' inboxes, check the spam score. In just 2 minutes, you can set up a virtual smtp service. Multiple scenarios can be tested without the need to create multiple email ids and clear a database. To ensure everything is correct, you can view the source code of emails. To simulate error scenarios, switch on error mode. All emails can be viewed in one place. With a single click, check for compatibility across multiple devices. Include email testing in your automation. There is no need to create multiple email ids in order to suit different scenarios.

Our simple APIs allow you to get unlimited email addresses and mailboxes. This allows you to automate end-to-end testing. Email verifications, passwordless signins, etc. Are they triggering as expected? Are they reaching the inbox? Never spam real customers by mistake - send your test emails to namespace}.{@inbox.testmail.app. Register to get your namespace. The tag can contain any type of information. Each tag creates a separate email address, so you can create unlimited mailboxes and real email addresses by simply changing the tag. You can use any HTTP or GraphQL client you choose in any language and environment, including CI/CD pipelines. You can take it further with amazing features such as advanced search with wildcard matches, "live" queries (waiting to receive new emails), sorting and pagination, attachments and SpamAssassin reports. You can create separate namespaces and mailboxes for each project, securely provision API keys and retrieve them, share test email, monitor usage, manage team membership, and more.

Warmup Inbox automatically improves your email sending reputation by connecting you to other inboxes. Warming up an inbox is the process of creating an email address for general outreach or email use. This involves taking a number of steps to ensure that your email address doesn't become blacklisted, deactivated or marked as spam by other recipients. This is usually done for newly created email addresses, but it can also be beneficial for older email addresses that have had issues with email delivery. For example, a large portion of their outgoing mail ends up in a spam folder. Warming up an email inbox is basically reimagining the way a normal person would use an email address.

Inbox Pirates is a software tool that allows email marketing and sales outreach teams access to email previews, subject line testing, and email testing. It gives them a huge boost in email open rates. It displays your email preview on popular email clients such as Gmail, Yahoo!, and Outlook. It also works on a variety of devices and screen sizes. Inbox Pirates lets you preview, test, analyze, and even delete emails using the chrome extension. It integrates with popular email tools such as Hubspot and Apollo.io, Brevo and Mailchimp. It can fix broken HTML emails. Inbox Pirates uses NLP and AI to create an email checklist that includes your email's reading times, character count, word count and accessibility checks. This allows you to grade your emails and generate a score. You can also view your emails in notification bars, inbox views (when it's stacked up with other email) and when it is open on different smartphone devices such as iPhones or Google Pixels.

Warmy.io helps you to improve email deliverability. It does this by boosting your email reputation, which will help to keep your emails out of the spam folder. The platform offers automated warming-up using "Adeline", the AI engine. Users can connect to their mailboxes and let the system warm them up at the optimal pace. It will analyze hundreds of parameters every day, interact with real people in your behalf, and ensure that your emails get into the inbox. Warmy.io also automatically opens, marks emails as important and removes them from the spam folder. This boosts the sender's credibility. The platform offers a transparent and clear process that allows users to stay informed, in control, and in the know with tools such as the Email Deliverability Checker and Email Template Checker. The website features testimonials from happy customers and offers a free 7-day trial.

Elastic Email is used by thousands of companies. A powerful Email Marketing platform built on the most cost-effective Email Protocol. Scalability, reliability, and deliverability are important. Connect to our HTTP API or SMTP relay to send your email. You can also scale up to 100+ million emails per monthly on our global infrastructure. Every campaign you send will help you build better relationships with your recipients. Elastic Email offers all the marketing tools that you need to make your contacts feel connected. It is important to deliver on time, be reliable, and scale up. Our global infrastructure is ultra-fast and allows you to connect and send email easily via our HTTP API and SMTP relay. You can also scale up to 100+ million messages per month.

PowerMTA is an enterprise-grade email messaging transfer agent (MTA), software that sends high-volume, business-critical email messages. PowerMTA can run on your own server, or in any public cloud like Amazon Web Services or Microsoft Azure. PowerMTA offers unrivaled reliability and powerful analytics. You have complete control over your email sending. With a simple setup, minimal hardware footprint and robust analytics, PowerMTA can improve performance, deliverability, team efficiency, and team productivity. PowerMTA with Signals is available today starting at $8,000/year. SparkPost Signals is a part of PowerMTA and provides a comprehensive view of your email sending. Analyze per domain, per-campaign and even per recipient performance to optimize your email sending and prevent future problems. PowerMTA delivers unmatched performance and delivery in a stable SMTP environment. Send high-speed messages with complete control

With the help of our automated follow up sequences, some of our best-performing customers have seen open rates rise to 50-70% in some cases. You can schedule time-based delays days in advance and track prospects as their leads turn into sales! Are your business emails going to SPAM or Promotion folders? OutreachBin solves this problem by providing cutting-edge tools that make email more efficient, faster, and easier. This allows you to concentrate on what you do best while your entire email game is as easy as eating an apple. Automate the sale and never miss a follow up. Hyper-personalizing is a must if you want to reach your prospects and increase sales. Upload your variables and we will mix and match your email copy to make sure every email looks like you put in the effort. InboxWarm increases deliverability and leads to more sales and opens.

SmartReach.io is a sales automation platform (cold email software) to hit revenue goals and grow business. It automates cold outreach, personalizes messages with AI recommend, and tracks results using an advanced scheduler and powerful apis & integrations. Pay-as-you-go Pricing SmartReach.io charges based on the number of prospects you contact, the channels you use, and the level of automation you need. You only pay for what you us It's a platform which provides software as a service, not an agency. SmartReach.io helps you generate qualified leads, book meetings, and close deals. It automates outreach across email, LinkedIn, WhatsApp, SMS, and calls, helping you reach more prospects and generate more leads. Unlimited Email Sending (Within Limits) It understands email sending limits set by email providers. Hence allows you to connect and send from multiple email accounts, reducing the volume sent from each one. This lets you send more emails while staying compliant. It provides native integrations with bi-directional sync to CRMs like Hubspot, Salesforce, Pipedrive, Zoho, and others.

It is difficult to send out newsletters and email marketing. The design, graphics, and content are all important. You might get so busy that you forget to check if your content triggers a spam filter. This will send all your hard work straight into the spam folder of your subscribers. The online spam detector IsNotSpam was created to help you check your email and newsletter content and alert you if it might trigger spam filters. Spam filters are used by 99.99% of email accounts. Spam filters detect spam messages by analysing message content for spam characteristics. Sometimes, these filters fail and mark legitimate email as spam. These emails are sent to Spam folders and are not received by the recipient. This is known as a "false negative" because it marks legitimate non-spam messages as spam. Email marketers and newsletter senders need to ensure that their emails don't have spam characteristics to reduce the chance of their newsletters being marked spam.

Sweego is a multichannel notifications SAAS platform. Developers can send transactional, engagement, and CRM messages via various channels, including email, SMS, push notifications, and more. The platform offers APIs, webhook and web interface for building template, follow statistics. With Sweego'API, Developers can integrate notifications and messaging capabilities into their applications. Key features include message templates, email authentication, webhooks, sandbox testing, delivrability expertise for emails, scalability, detailed logs, comprehensive statistics...

Keep your emails out of spam. The only tool that you need to boost your deliverability and warm up your emails. Lemwarm automatically warms up your emails and increases their deliverability so that they land in your inbox. Connect your email provider to lemwarm and set up your account. No technical skills required. Automatically tailor your warm-up strategy and deliverability booster according to your target audience, email goals and needs. Sending automated lemwarm up emails daily from your inbox will increase your email sending reputation, deliverability and keep you away from spam. You will be automatically assigned to one of several groups of lemwarm emails based on your industry, target audience, and email objectives. You'll be assigned the best strategy based on the age of your email domain. Lemwarm will increase the number emails sent until you achieve the perfect delivery, keeping you from spam.

Imitate Email is a platform that allows developers and QA teams alike to test email flows and ensure they are delivered at the right time. We differ in that we offer an embedded web widget and SSO feature. The Imitate Email widget can be added to your application with just one line of JavaScript. - Developers can test email flows within the software they are building - clients or testers can view emails within the software they are testing without requiring an Imitate Email account We also provide all the features that you would expect. - A web app for viewing email - Tools for checking responsiveness and spam scores, as well as checking links. - a fake SMTP Server alongside dedicated test email addresses - IMAP/POP3 Access for use with your preferred email client or programmatically - support for integration testing with IMAP/POP3 or WebSockets - and much more! Free forever for single developers with 15 emails per day and access to the full features

Track your reputation and maximize it over time for the best email results. Get reports to improve your deliverability, get a better placement in the inbox and stay away spam. MailReach uses the email address you provide to start an email conversation with thousands of inboxes that have a high reputation. Warm-up emails are sent that are human and natural, and have a sense of logic to build trust. No gibberish that can damage your reputation. The ramp-up process is automated and performed gradually, following smart rules in order to maximize the effectiveness of the email warming-up. Your warm-up emails are opened, positively replied to, marked as important and removed from spam or categories. All of this positive email engagement improves your email reputation and deliveryability. It teaches inbox providers to send emails to the main inbox, and not spam.

You can reach the inbox and increase your deliverability by verifying and analyzing your email lists. Inbox Insights is a smart analysis tool that detects spam, validates HTML and troubleshoots sender authentication. It will help you improve your campaigns even further! MailerCheck can be used with popular email marketing tools, or integrated into your workflow using Zapier or custom API calls. You can view all of your usage in usage reports. This will allow you to optimize your list and improve the way you collect email addresses. You can either pay as you go or save money with monthly subscriptions. Get 100 credits free and 24/7 customer service when you sign up for the program.

MailThis.to offers a simple API that is easy to remember and doesn't require extensive documentation. It's easy to remember and search for the details. You can build your first form in minutes and keep it safe. Spam Filtering and Form customization are all supported. The first 250 emails are completely free. After that, $5 per thousand emails. To protect your email address from being exposed to the rest of the world, create an alias. You can create a form using HTML or a form builder. Javascript can also be used to generate POST requests that land on your inbox. You'll receive an email each time your form has been submitted. To prevent spam, each visitor will need to verify their first submission. MailThis.to allows you to send up to 250 emails, without having to sign up. MailThis.to was established in 2014 and has served thousands of users. It offers a simple form to send emails via an API. We are eager to handle your mail!

Mailcatch.app offers a streamlined solution for testing emails. Whether you're a developer keen on refining your email sending features or a marketer looking to perfect your campaigns, this tool is designed with you in mind. With Mailcatch, email testing has never been more straightforward or efficient. Experience a hassle-free email testing journey today. **Quick Start**: 1. Choose from over 20 code samples or just copy the SMTP details. 2. Integrate the configuration into your project. 3. Trigger your email sending function. 4. Instantly see your message in the inbox. Supercharge your marketing ✨

You can create unlimited private email addresses online, in code, tests, and online. Send and receive email attachments and process them with HTTP Webhooks, Zapier integrations and team dashboards. Real email addresses can be used to test user authentication, forgotten password, and email verification. Zapier integrations, developer SDKs and REST API allow you to receive emails in code. You can also test user sign-up flows and save new contacts to Google Drive. Inboxes can be created with custom domains and randomly assigned email addresses. View attachments and code in code, tests, and using team web apps.

Before you send HTML emails, make sure they are tested! After you've done a few tests in Litmus PutsMail to ensure a consistent, error-free experience for your subscribers, Litmus offers a complete email testing suite. Litmus lets you preview and test in over 90 email clients, including Dark Mode, to help you get the most out of your emails. In seconds. Litmus is the best email optimization and collaboration tool for marketers. Litmus helps marketers improve their marketing performance and strategy by providing insights and recommendations for future content optimization.

Inboxable's deliverability monitoring tools allow you to accurately measure the performance of your email campaigns and create proactive deliverability strategies. Our email builder tool allows you to create beautiful messages without any coding. You can instantly see the inbox placement of each campaign and detect any delivery issues. If necessary, you can even stop a mailing. Blacklists are used by ISPs to identify which emails should be blocked to protect users against malicious or irrelevant messages. Inboxable allows users to monitor how their IPs and sending domains perform at all the major blacklists. Your IPs and domains will be scanned against all major blacklists, either hourly or daily, depending on their potential impact.

TrulyInbox warm-up sends email like a human, one at time and at different intervals to create a natural interaction with your Inbox for a good Sender's reputation. As your Sender's Reputation increases, you can gradually increase your email frequency to help ensure that your emails are delivered to the correct inbox and not marked as spam. TrulyInbox’s deliverability score allows you to track your inbox reputation, as well as your deliverability rate. This helps you keep track of your sending patterns. Cold emailing can be used for many purposes, including marketing and lead generation. Email warm-ups can be used by outreach specialists, recruiters and marketers.

HTML Email Check provides all the tools developers need for creating, checking and validating HTML emails. It includes instant validation results, an integrated HTML editor and layout viewer, as well as email sending. Validation of HTML structure, HTML markup, and client-specific tags. Validation of CSS formatting, CSS inline CSS and client-specific styling. Validation of font types, web Fonts, and client-specific styling. Validation of image sources, dimensions, attributes. Working URL's, special and attribute checks. Layout and HTML structure testing using non-client-specific devices. Send up to 10 test email at a time directly into your inbox. Before you send an email, make sure you cover all important details. Every day is unique and you may need to quickly react to a situation or make last-minute changes.

Authkey.io stands as an exceptional Enterprise Omni Channel API platform, offering an extensive suite of communication tools and APIs meticulously designed to empower businesses in their quest for efficient and secure customer engagement. SMS API:A seamless communication symphony with its event-based messaging prowess. This facet encompasses the seamless orchestration of Bulk SMS delivery, transactional messages, one-time passwords (OTP), and the authentication process through call-based interfaces. Voice API: This dynamic capability ensures the delivery of OTPs through vocal messages, providing an alternative avenue that ensures the recipient's prompt access. Email API: Reliable and rapid delivery of emails, serving critical functions such as password verification, account creation, OTP distribution, and email validation. WhatsApp Business API: The contemporary business landscape requires a direct conduit to reach the massive audience on the WhatsApp API facilitate this engagement, enabling businesses to establish a direct line of communication with their audience. Two-Factor Authentication (2FA) API: Seamlessly dispatching OTPs, verifying logins, and bolstering the security architecture of business software, CRM systems.

We needed a simple, inexpensive and efficient way to quickly check the quality of our newsletters. We just used our own tool. We're now sharing it free of charge via our web interface. You can use our tests in your app and whitelist our services by creating an account. We're geeky email software engineers. Each time you access our port, we generate an random email address. This email address should be used to send an email from your favorite newsletter/email program. Once you have done this, click on the "check your score" button. As soon as we receive your message our snail will stop and give you your spam score. Mail-tester will analyze the contents of your message, your IP, and send you a detailed report on what's working and what isn't. Spam filters work differently. What passes mail-tester may not pass in your office inbox. It also depends upon the user's preferences.