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Protein Intake Calculator
Find your scientifically recommended daily protein target based on weight, activity level, and sports goals.
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FREE ONLINE TOOLS
A growing suite of lightweight fitness, macro, and productivity calculators designed to run directly in your browser with zero bloat.
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Calorie Calculator
Estimate daily energy expenditure (TDEE) and target calories for fat loss, maintenance, or muscle gain.
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Macro Calculator
Optimize your intake ratio of protein, carbs, and fats tailored to your specific training style.
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Water Intake Calculator
Calculate your daily hydration goal based on body weight, activity, and climate.
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One Rep Max Calculator
Estimate your 1RM and training zones from any weight and rep combination.
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Sleep Calculator
Find optimal bedtimes and wake times aligned with 90-minute sleep cycles.
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Steps to Calories Calculator
Convert daily steps into estimated calories burned based on your body weight.
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BMI + Body Fat Calculator
Calculate BMI and estimate body fat percentage using the US Navy method.
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Muscle Gain Timeline
Estimate realistic timelines for building muscle based on training experience.
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Body Fat Progress Tracker
Track how long it will take to reach your target body fat percentage.
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Fitness Goal Planner
Get a complete daily plan covering calories, macros, hydration, and training.
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How Long Until Visible Abs?
Estimate the timeline to visible abs based on your current body fat.
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