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Polar Flow vs Wahoo Fitness apps: catalog facts
Polar Flow	Wahoo Fitness apps
Free Free to use with Polar devices.	Free The apps are free to download; the page does not list subscription prices.
Android, iOS, Web	Windows, macOS, Android, iOS
Syncs data from Polar watches and heart-rate monitors Available on the web and on phones	Separate apps for device setup, bike computers and training SYSTM runs on Windows and macOS as well as mobile
Only useful with Polar hardware Web service was under maintenance when checked	Built around Wahoo hardware Features are split across three apps
Downloadable app, Web application	Downloadable app
Closed source	Closed 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	Not stated if it 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.