Companion app to the Protocol Grip Trainer, a grip trainer device which uses Bluetooth to record workouts to your phone.
Discover how strong your grip is!
Perform structured workouts to strengthen your grip!
Track your progress!
Test and Improve your Grip Strength with the Protocol Grip Trainer!
Updated on
Aug 30, 2026
Health & Fitness
Data safety
arrow_forward
Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties