Top Alternatives to Soverin

Gmail is Google's email platform which is free for personal use. It is currently one of the most popular and widely used email platform which as clients for almost every popular platforms.

Outlook.com is a free personal email service from Microsoft.

ProtonMail is an end-to-end encrypted email service.

Apple Mail is an email client included with the operating systems macOS, iOS and watchOS by Apple Inc.

Tutanota is an open-source end-to-end encrypted email software and freemium hosted secure email service.

Yandex.Mail is a free email service.

Yahoo! Mail, a web-based email service, launched in 1997 through the American parent company Yahoo!. Yahoo! Mail provides four different email plans: three are for personal use (Basic, Plus, and Ad Free) and another is paid-for business use.

GMX Free Webmail is the Free Email.

Zoho Mail is a email service with ample storage, POP and IMAP access, some integration with instant messaging and online office suites.

Kolab Now is a web-based email and groupware service, based completely on free and open-source software.

FastMail is an email service offering paid email accounts for individuals and organizations.

OpenProject is a web-based project management system for location-independent team collaboration.

SquirrelMail provides both a web-based email client and a proxy server for the IMAP protocol.

Hushmail is an encrypted proprietary web-based email service offering PGP-encrypted e-mail and vanity domain service.

Autistici / Inventati provides activists, groups and collectives with platforms for a freer communication and digital tools for privacy self-defence.

Posteo is an email service provider offering paid email accounts for individuals and businesses.

Mailfence is a web-based email service that offers OpenPGP based end-to-end encryption and digital signatures.

AOL Mail (Aol Mail) is a free web-based email service.

Polymail is an email application for OS X and iOS known for its clean interface and additional features atop the Gmail platform.

Webmail Lite is an open-source webmail frontend.