Alternatives to Kingmailer

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.

Critical Impact allows you to amplify and facilitate your email marketing strategies. Our platform allows you to efficiently monitor your email and messaging portfolio, send edited and scheduled emails and text messages (SMS) for your advertising efforts with an affordable pricing structure. Our subscriber assessment technique digs deep into your data to quickly find the subscribers who are most likely to read your next email, receive more emails, or make an additional purchase. With our user-friendly interface, you can schedule the forwarding of your communications in seconds. Choose your sending options on a single page, then avoid errors by viewing the configuration of all your submission details. Even rate your email on display, from phone, tablet to monitor.

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.

Reliable delivery of your application emails. ActiveCampaign Postmark delivers your email on time and every time to customers. Customers expect transactional emails to arrive promptly, not later. We monitor our delivery times and share the data with the public. Our knowledgeable support team is always available to assist you, via 1-on-1 calls, webinars or email. Postmark integrates seamlessly into any stack thanks to its API libraries that support almost every programming language.

ClickSend offers SMS, MMS, Voice, Online Mail, Email and Fax software for businesses. Our communications and messaging tools are simple to use, automate and integrate. That’s why they’re used by some of the most trusted brands, organisations and developers globally. Built for all, you can access ClickSend via our Dashboard, mobile app, flexible API or 900+ integrations. Plus, ClickSend offers helpful 24/7 support, and lightning fast delivery via a secure and reliable platform. From SMS marketing and alerts to bulk mailouts sent from your browser, join over 90,000+ businesses sending communications around the world. Our 100% uptime guarantee and lightning fast direct routes provide reliable messaging, no matter the channel. From small businesses to enterprise, ClickSend powers billions of messages around the world with 232+ direct carrier connections. Plus, ClickSend is always pay-as-you-go. That’s why ClickSend is business communications, solved.

Amazon Simple Email Service (SES), a cost-effective, flexible and scalable email service, allows developers to send mail from any application. Amazon SES can be configured quickly to support multiple email use cases including marketing, transactional, and mass mail communications. Amazon SES's flexibility in IP deployment and email authentication options allow for greater deliverability and protect sender reputation. Additionally, sending analytics measure the impact of each individual email. Amazon SES allows you to send secure, global, and scaled email. You can easily configure email sending using either the Amazon SES console or APIs. Amazon SES also supports email receipt, which allows you to interact with customers at scale. Amazon SES is a subscription service that allows you to pay only for what you use, regardless of the use case or volume of your messages.

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.

Miogmail, an SMTP relay service, is the best way to get started with sending transactional and marketing emails. Send emails according to a specific action or send a series of bulk email continuously. Drag-drop editor allows you to create your own email templates or you can use a premade responsive template. Secure email infrastructure integration with SSL and DKIM is a priority. Advanced management tools and a dedicated IP address will increase your email delivery. Professional-looking personalized transactional, promo and newsletter emails. Utilize transactional/promotional SMTP or SMTP API to send bulk email.

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.

SocketLabs, an email delivery engine that is reliable and easy to use, allows companies of all sizes to send transactional and marketing emails quickly and easily. Trusted by major organizations like Virgin and the American Red Cross SocketLabs offers a feature-rich outgoing email server delivery solution, an easy to use dashboard interface, and an even simpler setup. It also includes advanced analytics, outgoing mail servers, and top-notch customer support.

Multi-channel marketing automation platform that allows marketers to create personalized promotional campaigns. You can choose from SMS, email, or web push notification. Or you can combine multiple channels into one campaign to create a complex message sequence. The platform offers all the tools necessary to automate email marketing. You can also create subscription forms and grow your mailing list. Drag and drop is intuitive and allows users to create mobile-friendly email templates. Or, they can choose from a large gallery of predesigned templates. The company also offers a transactional email service, which allows users to send up 12000 emails for free via SMTP and API. SendPulse offers its own chatbot creator. You can create a Telegram chatbot or a Facebook Messenger chatbot to send personalized messages or as an autoresponder.

SMTP2GO is a reliable outgoing email service that allows you to track and send all emails securely and easily. SMTP2GO has a redundant, multi-data center infrastructure that allows users send emails even during an internet outage. SMTP2GO features include real-time analytics and bounce/spam tracking, weekly summaries spamtrap detection, blacklist monitor, DKIM/SPF and many other features.

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.

Email Marketing Services allow your business to contact the customer whenever it pleases. Although not all emails need to be sales pitches, every contact with the customer must provide value. If you're looking for a Transactional SMTP Service, you likely have an application that sends either transactional or marketing messages and are looking for a host to relay these messages. The world's best workflow builder allows you to create fully automated campaigns. You can apply tags, trigger campaigns and branch with if/then logic.

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.

Bird (formerly MessageBird), the next-generation CRM, is a powerful tool for marketing, sales, and payments. It powers over 5 trillion messages per year across Email, WhatsApp, and SMS. Bird helps leading brands grow more cost-efficiently through personalized interactions via Email, SMS, or WhatsApp. Bird's APIs and applications are used by the most innovative companies in the world to build communication solutions. Start today and communicate with your customers on any channel, for any purpose, anywhere in the globe. Marketing messages, push notification, order updates, shipping alerts, and more. Operational bottlenecks limiting your growth? Automated conversations and workflows can be used to collect critical information, reduce manual tasks, implement Self-Service flows, and route chats directly to the right agent. Our auto-scaling, reliable APIs are available with comprehensive documentation, complete API references, and intuitive SDKs.

-- 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

PostageApp is an Email Service Provider, (ESP) that offers a simple and straightforward approach. Our simple email service can be set up in minutes. We don't compromise on deliverability best practices such as DKIM, SPF and rigid RFC compliance. We offer startup-friendly plans to get your MVP off to the ground. Our Dedicated IP plans allow your app to grow and allows you to take control of your reputation, ensuring maximum throughput. Our developer-focused tools and support will get you started quickly. Our in-house deliverability specialists actively monitor and work with your inboxes to hit inboxes. Our reporting, tracking, and analytics provide insight into the success of your campaign.

Brevo (formerly Sendinblue), the platform that helps build customer relationships through Email, SMS, Chat and more. The complete toolkit for converting one-time browsers to long-term customers. Beautifully designed email campaigns allow you to connect with contacts in their inbox. Send targeted messages to your customers. Brevo helps businesses build and grow relationships by automating marketing campaigns, transactional email and SMS messages. What makes Brevo different? Brevo is powered our world-class team of customer happiness experts and we offer pricing that will make you smile. Our platform offers a comprehensive suite of services in a single, easy-to-use solution. Happy Sending!

Email solution for fast-moving teams. We understand how difficult it can be to find an affordable, reliable email service. Mailjet is the ideal solution for you. Our advanced features will help you grow your company at a very affordable price. Passport, our email editor, allows you to create beautiful responsive emails in just a few mouse clicks. You can choose from a variety of templates, or create your own design. Mailjet's Collaboration Toolkit allows you to collaborate on the same campaign or email template in real-time to improve your team's efficiency. You can drastically reduce the feedback cycle by using commenting and approval workflow features to speed up. To send the right content to the right customers, personalize each email by segmenting your contact list and collecting customer data. It's easy for each recipient to feel special. You can optimize the performance of your campaign by integrating real-time statistics with every sending.

Exim is a mail-transfer agent (MTA), which can be used in Unixllike operating system. Philip Hazel wrote the first version in 1995 for the University of Cambridge Computing Service's email systems. Exim is available under the GPL and is free to download and modify. Exim is somewhat similar to Smail 3. However, it has diverged from it and now exceeds it in ease-of-use and flexibility. Both follow the Sendmail design model, where one main binary controls all facilities of the MTA. Some consider this monolithic design to be less secure and slower. However, Exim's security record and speed are better than Sendmail. It excels in advanced areas like address routing, queue handling, and testing. Exim does not have a Graphical User Interface (GUI), but some Linux distributions do.

Get the best Email Marketing at an affordable price. To improve your sender reputation and prevent blacklisting of IP addresses due to actions taken by others, use a dedicated IP address. Use the cryptographic signatures SPF or DKIM to show that the message is from your company and domain. This will help reduce spam messages. Our SMTP servers send you emails via secure SSL connection. Moreover, it's lightning fast. You can view the total number of messages sent, the conversions made, and the links clicked for each mailing list. Our SMTP service generates sending and delivery error reports. All reports can be downloaded directly to your computer. Even if the recipient is on a mailing list, your mailings will not be sent to them. Your emails should be delivered to the inbox, not the spam folder.

Direct Mail is an easy and efficient way to send email notifications and batch emails quickly and efficiently, without the need for you to set up your own email server. Direct Mail is an essential product for Alibaba's e-commerce platforms. This includes the annual sales festival that saw record sales. Direct Mail by Alibaba Cloud customers is used to send millions of emails every day. Direct Mail guarantees high conversion rates across all mail channels. Emails can also be sent via the API interface, product console, and SMTP interface. To ensure stability and scalability, outbound mail redundancy is stored across multiple servers and databases. Strategic mailing functionality allows you to control your mailing frequency. Register confirmation, order confirmations, password resets, transaction notification, as well as registration confirmation and order confirmation. Also includes product promotions, journal subscriptions, etc.

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.

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

DKIM Signing improves inbox placement for mailbox providers such as Gmail, Office365, and Office365. For increased reliability, multiple servers can be used in the USA and Europe. No more managing your own email server or IP reputation. No prior experience is required to create SPF or DKIM records for domain names. Our SMTP relay service can help you if your IP is blacklisted. Technical support is available 24x7 via chat, email, or phone. We will ensure that your mail is delivered. We will be able to deliver your mail promptly to your inbox. To ensure the best service, we optimize our sending routes and closely monitor IP reputations. We have a Zero Spam Policy which allows us to block or limit messages that could damage our reliability or affect the reputation of our customers. After you have verified domain ownership via DNS, you can send unlimited numbers of "From" addresses and domains.

Microsoft SMTP Service (also known as Microsoft Windows Server SMTP) is a software mail server that allows Microsoft Windows Server to send and receive email. It is part of Internet Information Services (IIS), and is used to relay email between mail servers. Microsoft SMTP Service has become a popular option for organizations who need a reliable, scalable mail server. It is easy-to-install and configure, and can be used by a variety email clients. Microsoft SMTP Service offers a variety of features including: Microsoft SMTP Service relays emails between servers. This means it can be used for sending and receiving emails from multiple domains. Microsoft SMTP Service supports multiple email clients. This includes Microsoft Outlook, Mozilla Thunderbird and Apple Mail. Microsoft SMTP Service offers a number security features such as encryption and authentication.

You can send unlimited email traffic to anyone you like. The mail server works regardless if you are using a desktop computer at home, a tablet, a smartphone or a laptop while on the go. Avoid blacklistings, and don't forget maintenance, updates, and other hindrances. Your email campaigns are sent to the entire globe via our stable SMTP cloud servers. You can send email from your own domain and IP number if you choose a dedicated SMTP server. This allows you to control the reputation of any email you send. Mailwizz is a professional email management system that allows you to manage email lists and create high-quality email content. Mailwizz is a professional email management system that can handle large numbers of emails. There are no products on the market that can replace email as the primary route to the recipient's attention. Email is the best option for marketing.

EmailSuccess provides high volume email sending with enterprise-level SMTP Servers. EmailSuccess can be used as a Mail Transfer Agent (MTA) for all sizes of senders: ESPs and Marketing Automation Companies. High Performance EmailSuccess, an MTA, is designed to deliver large volumes of email. It gives the business full control over the Speed, Latency and Deliverability parameters. Deliverability Clients must be able to deliver their messages quickly. You must ensure that your email is not blocked by spam filters and lands in your inbox. Advanced Sending Intelligence Optimized delivery through automatic and real-time tuning of email delivery parameters; platform tuning is made easy.

Many site owners have to deal with spam mail issues when using the default PHP mail function() of WordPress. Mail service may have restrictions: Sometimes emails are not delivered or sites exceed the limit on outgoing mail. Bit SMTP plugin allows to authenticate your mail service by configuring the SMTP servers of the desired mail service. SMTP is a protocol that makes your WordPress site's email delivery easier and more reliable. This feature allows you to send mail from your website to your recipients using your preferred mail server.

Cloud Communication API integration platform allows you to integrate SMS, Email, and WhatsApp functionalities using a set free software libraries. With a powerful API or SMTP server and a great email framework, you can create intuitive transactional email services that are triggered by your brand. Our Transactional SMS Service is the best way to reach clients. It sends a simple, trusted, and customized SMS. With HandySends APIs, programming, you can securely send messages, receive notifications, and provide customer service on the most popular messaging app WhatsApp. Our real-time Email validation API will reduce bounce rates and improve performance, resulting in better delivery.

Important information is contained in transactional emails. ZeptoMail is a reliable, secure service that delivers all of these important emails immediately. ZeptoMail makes it easy to keep your customers happy with its fast delivery and excellent inbox placement. Transactional emails are unique emails that can be triggered by a user action. Your customers expect these emails to arrive in their inbox within seconds of the trigger event. Choose the right delivery service to keep your customers satisfied. Your customers will no longer need to refresh their inbox for password reset emails or email verification codes. Email delivery is dependent on the reputation of the sender IP. ZeptoMail was created to address the challenges of sending transactional email. Delivery is excellent. It is important to deliver the correct folder. ZeptoMail supports industry standard authentication mechanisms like DKIM and SPF.

Deliver emails on time to both the business and public mailboxes of recipients. Monitoring the IP and domain of an organization's email senders in real-time allows you to monitor their reputation. You can send transactional emails within minutes with the API. With the cloud API and webhook, you can process inbound emails, track opens & clicks, and handle bounce efficiently. Aritic Mail delivers transactional email to your customers quickly and on-time. Aritic Mail delivers transactional emails immediately with zero lag in email delivery speed or inbox placement. Email delivery is made possible by Aritic Mail's cloud-based email server. It also provides constant email delivery monitoring. Aritic Mail API is compatible with almost any programming language. Manage your email reputation and send all emails to your Organization through Aritic Mail Api.

WordPress is not sending emails? You're not the only one. It's difficult to reach your inbox with spam filtering increasing in force. Your email delivery issues will disappear once you switch from default WordPress email settings to WPMail SMTP. Are you missing sales opportunities and leads because your WordPress website emails are ending up in spam? These opportunities could be a huge loss for your bottom line. Your emails will be recognized as legitimate if they are authenticated using SMTP. This will allow you to bypass spam filters. WP Mail SMTP is compatible with all the top secure SMTP providers. No matter how many emails are needed, WP Mail SMTP can connect you with the right provider to meet your business's needs and budget.

Your transactional emails will be delivered immediately and guaranteed. TransMail transactional emails contain important information. TransMail is a reliable, secure service that delivers transactional emails immediately. TransMail makes it easy to keep your customers happy with its speedy delivery and excellent inbox placement. Transactional emails are emails that are unique and are usually triggered by a user action. Your customers expect these emails to arrive in their inbox within seconds of the trigger event. Choose the right delivery service to keep your customers satisfied. Your customers will no longer need to refresh their inbox to check their email verification codes or password reset emails. Email delivery is dependent on the reputation of the sender IP. TransMail was created to address the challenges of sending transactional email.

Mailu is an easy-to-use, yet powerful mail server that comes as a Docker image. It is open source software, which means it's free (as in free beer and free speech), and is open to external contributions. The project aims to provide people with an easily configured, easily maintained, and full-featured email server without shipping proprietary software or unrelated features that are often found in popular groupware. The main features include: Standard email server with IMAP, IMAP+, SMTP, and Submission profiles for clients Advanced email features: aliases and domain aliases. Custom routing Webmails, multiple access to webmails, and administration interface User features, aliases auto-reply and auto-forward. Fetched accounts Admin features, global admins, announcements, per-domain delegation, quotas Security, enforced, TLS, DANE MTA-STS Letsencrypt, outgoing DKIM Anti-virus scanner Snuffleupagus Block malicious attachments Antispam, auto-learn, greylisting, DMARC& SPF, anti-spoofing

MailEnable is a complete solution that provides secure email and collaboration services. MailEnable is the most popular Windows Mail Server Platform according to a recent independent survey. MailEnable is a solution for small businesses and hosting companies that provide email services to thousands end users. MailEnable is a Windows Mail Server with features similar to Microsoft Exchange. It offers powerful messaging services such as Exchange ActiveSync, IMAP and SMTP and collaboration tools like calendaring, contacts, tasks, and notes.

Postmastery offers professional email monitoring beyond the simple click & open statistics. Postmastery's Delivery Analytics platform processes SMTP data from both on-premises and SMTP providers. It can read data from Microsoft SNDS, Return Path Score, and relevant blacklists. Users can access real-time dashboards and get automatic alerts. Email marketing is plagued by high bounce rates, slow delivery times, junk folders, and blacklisting. These issues can negatively impact your business. They can negatively impact your reputation so it's important to avoid them. Postmastery provides a baseline for improvement, and conducts an email delivery assessment. Our specialists can also provide support at the infrastructure level if necessary. Postmastery will manage your delivery monitoring so you can focus on your core business. Our 'email delivery control center' offers email delivery expertise, tools and support.

Pigeonmails' domain management software includes DKIM and SPF. This allows you to control your domain and reduces the chance of spoofing. Our process and software were very easy. Register now for a free account. Follow these simple steps to send emails to your customers. Your customers can be addressed by their names. You can also include any information about them in your emails. You can personalize your emails with our flexible templates. We offer CREDITS BASED PLANS as Pigeonmails is the most trusted email service provider. Our Credit Based Package offers a guaranteed delivery rate of up to 100% and unbeatable low rates. Our promotional email service - This is the best fit for OPT/double OPT/Verified Email Database sending repeated newsletters or emails to the same email list. Our transactional email service is best suited for sending automated messages in response to subscriber actions. Transactional emails include confirmations of subscription, booking confirmations, order updates, and notifications.

MailCarry, a powerful, self-hosted email marketing tool that allows you to send unlimited emails, is available for download. MailCarry is a powerful self-hosted email marketing application that offers a wide range of features, including efficient contact and list management, as well as flexible sending, automated follow ups and drips. It is far ahead of other programs. MailCarry makes it easy to prepare your next sales call and email marketing campaign.

To use our service, you will need to modify your domain name system records (DNS). Upon registration, we provide you with SMTP connectivity for your mass email client and an online sending platform. We are responsible for maintaining and checking the servers to ensure that you receive 98% delivery. Please ensure that recipients keep their lists clean. We offer reliable and flexible SMTP servers that are able to adapt to all situations. There are two main types of email delivery process. There are two main types of email delivery: transactional emails and mass emails. Although we encourage you to use our service to send mass emails, transactional emails can also be sent. We will adjust the settings based on the purpose. We care about email deliverability. We regularly test and monitor the performance of email marketing campaigns.

hMailServer for Microsoft Windows is a free and open-source e-mail client. It is used by Internet service provider, companies, government, schools, and enthusiasts around the world. It can be easily integrated with most existing webmail systems. It offers flexible spam protection based on scores and can be attached to your virus scanner for scanning all incoming and departed email.

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.

Email Marketing can help you take your business to the next level. Email is the currency of the web today. Everybody online has an active email account. Email Campaigns generate a $40 ROI per $1 spent, according to statistics. Email Marketing can help your business reach more people. Sarv offers Business Email Marketing Service to get the right mail to right people. It's easy to create and send a beautiful and personalized mailer using marketing tools such as Automation, drag and drop editor and advanced segmentation, advanced metrics, reporting and reporting.

You can join Windows® clients and manage them transparently. No disruption to your users and no device or user CALs. It comes with industry-standard SMTP/POP3/IMAP mail servers, built on the most trusted technologies and protocols. It provides reliable and secure Internet access. It also helps manage the basic network infrastructure services. Get software updates up to the EOL-date for each version, and support when needed. Zentyal provides an easy-to-use Windows Server®. It is natively compatible with Microsoft Active Directory®, allowing you to add Windows®, clients to your domain and manage them without causing any disruption to your users. Zentyal comes with industry-standard SMTP, POP3/IMAP mail servers that are built on the most trusted technologies and protocols. You can use Zentyal to host mail servers, domains and directory servers with mail, or as an all-in-one server.

We offer a digitally sovereign solution that allows you to keep track of your e mails and calendars, organize your tasks, and stay in touch with colleagues via video conference. Kopano Groupware, an e-mailing and calendaring system that can be operated digitally sovereign, is available. It has similar functionality to Microsoft Outlook and Exchange. Kopano Groupware can be used with more than 100,000 users. Kopano Groupware provides users with e-mail and calendar access. It connects teams and allows them to communicate and share their organizational data across all devices. Data can be edited together in public folders, or shared with others using your own inbox.

We deliver your emails in seconds. Customers don't have to wait for emails. We can deliver your emails in seconds. We do all the work to get your emails in your recipients' inbox so that you can concentrate on delighting more customers and growing your company. Transactional emails such as order receipts, password resets, confirmation links, and email verification links must be sent immediately. They are our top priority. To ensure this, we have separated our sending infrastructure. You can be sure that your most important emails won't be affected by any of your email marketing campaigns if you use a transactional account. Your sender reputation is crucial for email delivery and should be your top concern. We will work with you to improve your sender reputation score, and keep it high.

Mail-in-a Box lets you create your own mail service in just a few simple steps. It's like creating your own gmail that you can control from the top down. Mail-in-a Box is a cloud computing service that turns a new computer into a functioning mail server. You don't have to be a tech expert to set this up. Mail-in-a Boxes include webmail, an IMAP/SMTP Server and desktop mail software. It also includes calendar and contacts synchronization. The box includes standard mail functionality such as spam protection (spam filters and greylisting), email client auto-configuration, mail filter rules, and automated backups via Amazon S3 or other services. When you choose to let it be your nameserver, the box will also automatically configure DNS records that are important for mail deliverability, security, and other factors, such as SPF, DKIM DMARC and MTA STS. DNSSEC (with DANE TLSA enabled) provides a higher degree of protection when enabled.

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.

We know how important marketing is to businesses. That's why we created our Instant Bulk SMTP service. This allows you to send your campaign within 30 minutes. Manage multiple contact lists, add, remove, delete, import export. Our email analytics allows you to check bounces, opens and click throughs. You can integrate our email analytics with your applications. It is simple to upgrade to a higher plan with no hassle.