Cal 1.10.1

Frequently asked questions

Is Cal free?

Yes. Cal is free and open-source software released under the AGPL-3.0 license.

What is the latest version of Cal?

The latest version is 1.10.1, released on Jan 18, 2026.

Is it safe to download Cal?

The download button links to the official installer published on download.todesktop.com, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with 21624ac2e5172ce5beaac6cba1a17ea6718d4a65e72dbc20a86923ee5f96708c.

Which Windows versions does Cal support?

Cal runs on Windows and is available for 64-bit (x64) systems.

How do I install Cal silently?

Run the offline installer with "Cal Setup 1.10.1-x64.exe" /S, or install it with Windows Package Manager: winget install --id=Cal.Cal -e --silent.

How do I uninstall Cal?

Open Settings › Apps › Installed apps, find Cal and select Uninstall. From the command line, run winget uninstall --id=Cal.Cal -e.