APG
Android Privacy Guard (APG) is a free and open source application for …
20 Alternatives To APG
AES Crypt
AES Crypt is an advanced file encryption utility that integrates with the Windows shell or runs from the Linux command prompt to provide a simple, yet powerful, tool for encrypting files using the Advanced Encryption Standard (AES).
Axcrypt
We have a newer web site! Visit axcrypt. net instead! AxCrypt - Password Protect Files With Strong Encryption. AxCrypt is the leading open source file encryption software for Windows.
EncFS
EncFS provides an encrypted filesystem in user-space.
Encrypto
Encrypto lets you encrypt files before sending them to friends or coworkers.
Enigmail
Security extension to Mozilla Thunderbird and SeaMonkey
FlagTimes
The macOS app for anyone working in multiple timezones.
GNUPGK
A GnuPG Frontend GUI made in C#.
GPG Suite
Use GPG Suite to encrypt, decrypt, sign and verify files or messages.
GPG4Win
GPG4Win is an encryption program for files and emails. The program encrypts emails and files so that they can only be read by those intended to receive them.
GPGMail
GPGMail is an open source plugin for Apple Mail.
GnuPG
GnuPG is a complete and free implementation of the OpenPGP standard as defined by RFC4880 (also known as PGP).
Kleopatra
Kleopatra is a certificate manager and GUI for GnuPG.
Mailvelope
Mailvelope open source project. OpenPGP in your browser.
OneTime
Multiple timezones on one simple dial
OpenKeychain
OpenKeychain helps you communicate more privately and securely.
ProtonMail
Secure email with absolutely no compromises. Get your free encrypted email account today.
SCRYPTmail
End-to end encrypted email service with no stored metadata
Secure Gmail
SecureGmail encrypts and decrypts emails you send in Gmail.
Tutanota
Get your encrypted mailbox for free.