Download

Install Mighty on macOS.

One download for everyone. The free tier works straight away, and Pro unlocks inside the app with a license key.

Direct DMG

Recommended

Signed and notarized by Apple. Drag the app to Applications.

Always the latest release, at /downloads/mighty-latest.dmg. If that URL is not available yet, use the Homebrew command.

Verifies the published checksum from the Mighty tap and keeps upgrades to one command.

brew install --cask mikezamayias/mighty/mighty

Installs the current signed and notarized DMG from mighty.mikezamayias.com. Upgrade later with brew upgrade --cask mighty.

1
Open Mighty
It appears in the menu bar. The window opens from there whenever you need it.
2
Allow Input Monitoring
macOS asks once. This is how the app reads your mouse through the receiver.
3
Allow Accessibility, if asked
Only needed when a remapped button sends a keyboard shortcut or system action, which is posted as regular macOS input.
4
Plug in your Logitech receiver
Unifying, Bolt, Nano, LIGHTSPEED. Your mouse shows up with its battery, DPI, and polling rate.

Requires macOS 15 Sequoia or later and a supported Logitech receiver. Bluetooth-paired and cable-only mice are listed but not controllable yet.