Strong is the simplest, most intuitive workout tracking experience.
Trusted by over 5 million users worldwide.
Strong is the simplest, most intuitive workout tracking experience.
Trusted by over 3 million users worldwide.
Strong is simpler and more powerful than a notebook, and designed to stay out of your way.
Plan your training and track your progress.
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Visualize your progress with Strong PRO.
Keep track of your best sets, max 1RM, body fat percentage, and more.
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Strong is available on iPhone, Android, and Apple Watch.
Access your training from any device and never miss a workout.
Privacy and permissions are fully under your control.
Export your data any time.
Integrated Battery Eliminator Circuit (BEC) provides stable power (e.g., 5.8V/3A) for receivers and servos without needing a separate battery. Wiring and Installation
High-performance 32-bit Cortex MCU with frequencies up to 170MHz for faster response times.
Built-in safeguards including low-voltage cut-off, thermal overload protection (typically active at 110°C), and throttle signal loss protection.
Supports 2S to 4S LiPo batteries (depending on the specific model) and NiMH packs.
Strong has all the features. Supersets, Custom Exercises, CSV Export, Apple Health, Warm-up Calculator, Siri Shortcuts, 3rd Party Integrations, Dark Mode, RPE, Advanced Charts, Body Part Measurements, Workout Sharing, Custom Timers and more. You do the work.