About us

Fitness Calc – One Rep Max Calculator

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We created this blog to help lifters of all levels understand their strength potential with accurate one-rep max calculations. Our mission is to provide simple, science-based tools and training tips that make lifting smarter, safer, and more effective. It doesnt matter if you’re a beginner or a seasoned athlete, we’re here to support your journey to getting stronger every day

Gee Kanyingi

Founder & CEO

Why our site?

  • Train Smarter, Not Harder – Instantly find your true strength potential so you can choose the right weights without risking injury.
  • Personalized Progress Tracking – Use your 1RM to set precise goals, monitor improvements, and measure gains over time.
  • Maximize Performance – Optimize your workout programming with accurate lift percentages tailored to your body and lifts