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Relive vs OpenTracks: catalog facts
Relive	OpenTracks
Freemium Free to join and use, with an optional paid Relive Plus tier.	Free Free and open source.
Android, iOS	Android
Animated 3D route videos of each activity Connects with many other activity trackers	Records GPS tracks for runs, rides and hikes Supports Bluetooth Low Energy heart rate sensors
Focused on sharing rather than detailed training analysis Some features sit behind the paid Relive Plus tier	Android only No hosted sync or social features
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.