// Free tools

Fitness calculators .

100 free calculators for fat loss, muscle, strength, nutrition and training — built by the coaches at RPM Gym Abu Dhabi.

12 tools

Basic Fitness Calculators

BMI, BMR, TDEE, body fat and the core numbers behind every fitness goal.

8 tools

Weight-Loss Calculators

Deficits, timelines and calories burned across every type of training.

9 tools

Muscle-Building Calculators

Bulking calories, macros, training volume and progression for growth.

7 tools

Strength Calculators

1RM estimates, strength standards, Wilks/DOTS and programming tools.

5 tools

Nutrition Calculators

Macros, protein, meal planning and calories for everyday foods.

3 tools

Supplement Calculators

Creatine, whey, caffeine, electrolytes and supplement value.

8 tools

Cardio Calculators

Heart-rate zones, VO2 max, pace and finish times.

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3 tools

Gym & Plan Calculators

Membership value, training frequency and personalised plan generators.

3 tools

Ramadan & GCC Calculators

Ramadan, hydration and heat tools built for life in the Gulf.

Numbers are step one.

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