Desktop
Download S² Mail
Installers for Windows, macOS, and Linux. Your mail stays on this computer. No S² account is required to get started.
We’ll highlight the build for this computer first.
Current builds are published on GitHub Releases. Windows includes an installer and a portable build; macOS covers Apple silicon and Intel; Linux is AppImage and .deb.
Windows
NSIS installer and portable x64.
macOS
DMG for Apple silicon and Intel.
Linux
AppImage and Debian package.