FitMath - Professional Powerlifting and Strength Calculator
Free online calculators for powerlifting and strength training. Calculate your Wilks score, DOTS score, IPF GL points, and 1RM using scientifically proven formulas.
Available Calculators
- Powerlifting Calculator - Wilks, DOTS, IPF GL formulas
- 1RM Calculator - Five proven one rep max formulas
- Strength Standards Calculator
Professional strength tracking for serious lifters
Know exactly how strong you are with science-backed formulas
Dashboard
View your progress and stats
1RM Calculator
Calculate your one-rep maximum
Estimate your one-rep max from any weight and rep combination using proven formulas
Powerlifting Calculator
Compare strength across weight classes
Multiple powerlifting formulas (Wilks, DOTS, IPF GL, IPF Legacy, Glossbrenner) to compare lifters fairly