Download Tunnel Desktop

End-to-end encrypted messaging for macOS, Windows, and Linux.

v1.0.1Release Notes

Choose Your Platform

All downloads include automatic updates. Your app will stay current automatically.

macOS

Apple Silicon

M1, M2, M3, M4 chips

macOS

Intel

Intel-based Macs

Windows

x64

Windows 10/11 64-bit

Linux

AppImage

Universal Linux package

Linux

Debian/Ubuntu

.deb package

Auto-Update Enabled

Tunnel Desktop automatically checks for updates and installs them in the background. You will be notified when a new version is ready to install. Updates are downloaded over HTTPS from GitHub Releases.

Installation Guide

macOS

  1. 1Download the .dmg file for your Mac (Apple Silicon or Intel)
  2. 2Open the downloaded .dmg file
  3. 3Drag Tunnel to the Applications folder
  4. 4First launch: Right-click and select "Open" to bypass Gatekeeper
  5. 5Click "Open" in the security dialog

Tunnel is notarized by Apple and will work after the first launch approval.

Windows

  1. 1Download the .exe installer
  2. 2Run the installer (you may see a SmartScreen warning)
  3. 3Click "More info" then "Run anyway" if prompted
  4. 4Follow the installation wizard
  5. 5Launch Tunnel from the Start menu or desktop shortcut

Windows builds are currently unsigned. SmartScreen warnings are expected.

Linux

  1. 1AppImage: Download, make executable (chmod +x), and run
  2. 2Debian/Ubuntu: Download .deb and install with dpkg -i or double-click
  3. 3The app will be available in your applications menu

AppImage requires FUSE. On Ubuntu 22.04+, install libfuse2 first.

Trust & Verification

Verify your download integrity and code signatures for maximum security.

Verify Download Integrity (SHA256)

Compare the SHA256 checksum of your download against the official checksums.

Download SHA256SUMS.txt

macOS / Linux:

shasum -a 256 Tunnel-1.0.1-*.dmg

Windows (PowerShell):

Get-FileHash Tunnel-1.0.1-win-x64.exe -Algorithm SHA256

macOS Notarization Verification

Verify that the app is notarized by Apple and passes Gatekeeper checks.

Check code signature:

codesign --verify --deep --strict --verbose=2 /Applications/Tunnel.app

Check Gatekeeper assessment:

spctl --assess --type execute --verbose /Applications/Tunnel.app

Check notarization status:

spctl --assess --verbose=4 --type execute /Applications/Tunnel.app

Windows Authenticode Verification

Verify the digital signature of the Windows installer.

PowerShell:

Get-AuthenticodeSignature .\Tunnel-1.0.1-win-x64.exe | Format-List

Or right-click the .exe → Properties → Digital Signatures tab

Note: Windows builds are currently unsigned. Code signing will be added in a future release.

Looking for Mobile?

Tunnel is also available on iOS, Android, and as a web app.

Open Web App