HIIT & Tabata Interval Timer Pro!

This timer meets the needs of amateurs as well as professionals. It was designed to be flexible and highly customisable so it can be used for all kinds of trainings. - Runs and plays music on background.- Universal app, works on iPhone and iPad.- Max interval duration is 99 hours 59 minutes and 59 seconds.- Max number of sets is 999.If you have enable Track Location option please note: Continued use of GPS running in the background can dramatically decrease battery life.