Rust Strength
A workout tracker that tells you what weight to lift next. Log a set with its reps and how hard it felt, and the app estimates your one-rep max and suggests a weight for the next set, rounded to something the machine in front of you can actually be set to.
Get Rust Strength on the App Store
Legal & support
Not medical advice. Rust Strength suggests training weights from the numbers you enter. It does not know your health, injuries or experience. Use your own judgement, warm up, and stop if something hurts.