B3 by Kristen
Available on Google Play
5.0(8)
100+ installsFreeHealth & Fitness
Updated Jul 1, 2026 · v8.18.2
Leading app for fitness professionals.
With this fitness app, you can start tracking your movement and habits, measuring results, and achieving your wellness goals, all with the help of your coach along the way. Download the app today!
4 years on Google Play
This app isn't currently appearing in any tracked top charts.
Rating breakdown
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