There are ActiveTeam apps available for both iOS 12.1+ and Android 4.2+.
iOS app store: https://apps.apple.com/us/app/active911-activeteam/id1560026971
Google Play: https://play.google.com/store/apps/details?id=com.active911.activeteam
ActiveTeam on mobile is a way for all personnel to have quick and easy access to their schedule, claim and request shifts, respond to coverage requests, submit availability, and track work times.
A license is required to gain access.