Install MatrixIntervals on macOS.

Follow these steps to install and launch MatrixIntervals on macOS.

Download MatrixIntervals

Download the latest macOS version of MatrixIntervals from the download page.

Open System Settings.

Open Privacy & Security and set Allow applications from to App Store & Known Developers.

Open the downloaded .dmg file, then drag MatrixIntervals into your Applications folder.

Open MatrixIntervals from your Applications folder, or launch it using Spotlight.

Gatekeeper may block MatrixIntervals the first time you launch it. In that case, you can manually allow the application through System Settings.

Open System Settings, go to Privacy & Security, and click Open Anyway.

A confirmation dialog will appear. Click Open Anyway to allow MatrixIntervals to launch.