11 free toolsNo sign-up requiredInputs stay in your browser
Free tools
Run a quick estimate, make a clearer decision
Simple tools for training, nutrition, and choosing a trainer. Each page explains its method, what the output says, and where it falls short.
01
Training
One-rep max calculator
Estimate your maximum and load table with two equations.
Open toolTraining split planner
Build a weekly structure from days, experience, goal, and equipment.
Open toolHeart rate and Zone 2
Estimate five zones from age and optional resting heart rate.
Open toolWarm-up set planner
Build a simple progressive template toward a target load.
Open toolPlate loading calculator
Distribute plates evenly on both sides of the bar.
Open tool02
Nutrition
03
Body metrics
04
Decision support
05
Trainer tools
Usage note
Every tool shows its work
Read the input and method alongside the output instead of treating a number as a final verdict.
- InputSee what information is used.
- MethodKnow how the estimate is made.
- LimitUnderstand where it does not apply.