Matomo (Piwik) analytics UI can be used with any modern browser. To view your reports and dashboard, you can use Firefox, Chrome, Safari, Opera, Chromium, IE or others.

In Matomo 3.x, Internet explorer is supported from version 10 and newer.
In Matomo 4.0 – 4.5, Internet explorer is supported from version 11 and newer.
In Matomo 4.6 and newer Internet explorer including version 11 is no longer supported.

Note that while the Matomo UI works with modern browsers, the Matomo JavaScript Tracker code supports as many browsers as possible. including old and outdated browsers.

Previous FAQ: Is there a Matomo Certification program?