Smashrun Team on Twitter: "You can now sync to Smashrun from 5 new sources: Polar, Suunto, Fitbit, Strava and MapMyRun. That means we now sync with every single app and watch with
Fitbit Sync – TrainingPeaks Help Center
HeadUp – Apps on Google Play
Fitness Tracker Test 2022: Die 12 besten Fitness Tracker im Test - testit
How to sync your Fitbit account with Strava - Android Authority