Lock GnuPG is described as 'Lock is a graphical front-end for GnuPG (GPG) making use of a beautiful LibAdwaita GUI' and is a file encryption software in the security & privacy category. There are more than 25 alternatives to Lock GnuPG for a variety of platforms, including Windows, Linux, Mac, OpenPGP and GnuPG apps. The best Lock GnuPG alternative is GnuPG, which is both free and Open Source. Other great apps like Lock GnuPG are GPG4Win, Kleopatra, GPGTools and WinGPG.
Autocrypt is a set of guidelines for developers to achieve convenient end-to-end-encryption of e-mails. It specifies how e-mail programs negotiate encryption capabilities using regular e-mails.
