Compare Mailspring vs. Unibox

Shift is your power browser. The only browser to merge all your applications into one beautiful window. Connect all of your email accounts and manage all your apps from one powerful window. Streamline everything you do online when you install Shift and access thousands of apps without leaving your browser. Tired of juggling apps, hundreds of tabs, and multiple accounts? Most browsers make that feel messy, Shift makes it simple.

OfficeSuite offers the familiar desktop interface that you are used to. Do not waste time trying to get used to a new layout. Get started working immediately. The PDF Reader has the same capabilities as Adobe Acrobat Reader, including full annotate and protect, fill, and sign capabilities. Writing is simple and collaborative. Let your creativity flow. Excel spreadsheets that are powerful and efficient for professional use. Make captivating presentations that will captivate your audience. All your email accounts can be managed. Calendar included. Convertor and reader. Combined.

Aid4Mail is a leading email processing tool from Switzerland. It comes in three editions: 1. Use Converter to collect and convert emails accurately, fast, and reliably. It supports all popular mail services (e.g. Office 365, Gmail, Yahoo! Mail) and mailbox file formats (e.g. PST, OST, OLM, mbox). It’s also a popular solution for preparing mail ingestion into archival, eDiscovery and forensics platforms. 2. Investigator adds powerful search queries based on Gmail and Microsoft 365 syntax, native pre-acquisition filters and Python scripting. Use its forensic features to recover deleted and hidden email, and process corrupt or unknown mail formats. 3. Enterprise adds support for Google Vault, Mimecast, and Proofpoint exports. Use it to migrate your company mail to live accounts (IMAP, Microsoft 365, Gmail). You can integrate its CLI seamlessly with your own tools. Enterprise offers flexible licensing options including installation on a server or on a shareable flash drive. Aid4Mail is used by Fortune 500 companies, government agencies and legal professionals around the world.

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.

PostScan Mail is a virtual mailbox service that provides individuals and businesses with a convenient and secure way to manage their postal mail online. With PostScan Mail, users can access their physical mail from anywhere in the world through their digital devices. The service allows users to view and manage their mail, receive notifications of new mail items, forward mail to any address, scan and shred unwanted mail, and even deposit checks remotely. PostScan Mail eliminates the need for physical mailboxes and offers a practical solution for people who are always on the go or live in multiple locations. It is a modern and efficient way to manage your postal mail, making your life easier and more streamlined.

CirrusPrint helps you manage and streamline your printing and document delivery across multiple networks. It solves cloud migration issues related to printing and provides the fastest and most direct way to deliver documents to users. With CirrusPrint, traditional network printing is still possible without any changes to operations. You can also print to your users, email your printers, and send a file from your smartphone to a printer anywhere in the country. CirrusPrint can be used on Windows or Linux, either in the cloud or at your own data center. It can accept print jobs and other documents, compress them, and deliver them to remote printers and users. It is easy to integrate with applications. You can print to it as any network printer, email files, drop files into the device, or use REST API. CirrusPrint jobs are sent quickly and securely to remote printers as exact duplicates of the original job.

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.

BILL (formerly Bill.com) is the intelligent way to create bills, send invoices and get paid. Start using BILL (formerly Bill.com). Automate your AP process to unlock the full business potential. Streamline the entire AP process with just four simple steps. Upload invoices directly from your desktop or mobile device. Vendors can also email them to you. BILL's AI-based technology and automation will extract key data instantly, so you can create bills and pay them faster. Customize approval policies and automate workflows. Approve bills anywhere with just a swipe or multiple bills in a few taps. The software syncs seamlessly with QuickBooks, Xero Sage Intacct & NetSuite to simplify data entry, improve accuracy and speed up account reconciliation.

AddSearch provides lightning-fast, effortless, and customizable site search for any website or web application. Use our Crawler or Indexing API to index your content and keep it up-to-date. AddSearch also supports with search UI build and search setup. With enterprise-level features, such as autocomplete, synonyms, ranking tools, and progressive ranking, AddSearch scales to any needs from small businesses to large corporations.

One of the most reliable email validation services. It cleans invalid, temporary and unsafe email addresses. Reoon can verify even the most complex email domains, such as Gmail, Yahoo!, Microsoft, AOL, and Custom Domains, with a 99 percent accuracy. Reoon Email Verifier allows you to: 1. Verify emails from Gmail and Yahoo, Microsoft, AOL, and other domains. 2. You can validate email addresses in bulk, without having to send any emails. 3. Email lists can be cleaned up with great accuracy (99%). 4. Detect dynamically changing temporary/disposable address. 5. Email campaigns will see a significant drop in bounce rates Reoon Email Verifier has some unique features: 1. Soft bounces can be detected such as storage full or account disabled via Gmail, etc. 2. Temporary emails can be detected dynamically to catch the most recent domains. 3. Quick API Validation allows you to verify emails live in 0.5 seconds. It is a web-based application that runs on Reoon's servers. This can be accessed and used from any web browser.