TrainCalc helps people train and eat smarter with science-based fitness calculators and clear, data-driven guidance. Whether you want to track your body composition, calculate your calorie needs, or plan your macros, TrainCalc provides fast, accurate tools that anyone can use.
Our calculators include BMI, BMR, TDEE, Body-Fat %, Macro, Protein, and Water Intake calculators — all built on validated formulas and modern design for clarity and precision.
Every calculator is paired with an in-depth guide explaining the science behind the numbers, so users understand what the results mean and how to apply them in real life.
TrainCalc is ideal for athletes, coaches, and anyone serious about health optimization. We emphasize simplicity, accuracy, and transparency — no ads, no distractions, just results.
Backed by our family-run team of developers and fitness enthusiasts, TrainCalc continues to grow with new tools, performance metrics, and multilingual support coming soon.
