Secure Gmail is described as 'SecureGmail encrypts and decrypts emails you send in Gmail' and is an app in the security & privacy category. There are more than 10 alternatives to Secure Gmail for a variety of platforms, including Web-based, Mac, Linux, Windows and OpenPGP apps. The best Secure Gmail alternative is Proton Mail, which is both free and Open Source. Other great apps like Secure Gmail are Tuta Mail, mailbox, Mailpile and Mailvelope.
Proton Mail provides secure email services with end-to-end encryption, ensuring data protection. Swiss-based and outside US jurisdiction, it offers a free version to champion privacy as a human right. Fully accessible on any device.
Offers comprehensive encryption for email, calendar, and contacts with zero personal info required. Built on open source, install via Play Store, F-Droid, or APK, with Tor and VPN support. Both free and paid plans; utilizes quantum-resistant encryption ensuring privacy-focused, anonymous usage.
E-mail inbox, online office, cloud storage, and video conferencing. Business or personal plans. From 1 € /month (1.10 USD).
Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and all code related to the project is and will be released under an OSI approved Free Software license.
Mailvelope is a browser extension that allows to exchange encrypted emails following the OpenPGP encryption standard.
Vivaldi Mail is a free email service with no ads and no strings attached developed by Vivaldi Technologies. It also offers contacts and calendar features, search capabilities, folders management, WEB/POP/IMAP access, 10GB of storage capacity, 20 MB of maximum attachment size...
Enigmail is a security extension to Mozilla Thunderbird and SeaMonkey. It enables you to write and receive email messages signed and/or encrypted with the .
Kolab Now provides a suite of intuitive apps in a user friendly environment to make your day to day online comms easier, smarter and most importantly; secure.
FlowCrypt (formerly CryptUp) is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's encrypted.
Runbox offers email hosting, domain hosting, and web hosting services, as well as custom-made email solutions
GPGMail is a PGP plugin for Apple Mail. It brings the functionality to sign, verify, encrypt and decrypt mails using the OpenPGP standard.
Lockbin is a web application for sending private email messages and files. People use it to send things like credit card numbers or confidential information.
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