❤️ 15+ Tools
Health Tools
BMI, calories, TDEE, macros, sleep and fitness calculators.
Popular
Popular Health Tools
Calorie Calculator
Calculate daily calories, BMR, TDEE and macro targets for any weight goal.
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TDEE Calculator
Total Daily Energy Expenditure at all activity levels in one view.
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Macro Calculator
Daily protein, fat, and carbs for weight loss, muscle building, or keto.
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Ideal Weight Calculator
Find your ideal weight using four medical formulas with frame size adjustment.
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All Tools
All 15+ Health Tools
Calorie Calculator
Calculate daily calories, BMR, TDEE and macro targets for any weight goal.
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TDEE Calculator
Total Daily Energy Expenditure at all activity levels in one view.
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Macro Calculator
Daily protein, fat, and carbs for weight loss, muscle building, or keto.
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Ideal Weight Calculator
Find your ideal weight using four medical formulas with frame size adjustment.
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Body Fat Calculator
Calculate body fat % using US Navy tape method or BMI-based formula.
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Water Intake Calculator
Daily water target adjusted for weight, activity, and climate.
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Pace Calculator
Running pace, finish time, and split times for 5k to marathon.
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Fuel Cost Calculator
Trip fuel cost in L/100km, MPG, or km/L with comparison table.
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Pregnancy Calculator
Due date, current week, trimester and all milestone dates.
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Ovulation Calculator
Fertile window, peak ovulation day and next 3 cycles.
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Blood Pressure Checker
BP category from AHA guidelines with health advice.
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Vitamin D Calculator
Vitamin D from sun exposure by skin tone and location.
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Calorie Burn Calculator
Calories burned for 14 activities by weight and duration.
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Height Converter
Convert cm to feet inches and all height units instantly.
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Blood Type Compatibility
Donor and recipient compatibility for all 8 blood types.
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FAQ
Common Questions
Yes. Every Health tool on ToolsNova is completely free, with no signup, no usage limits, and no hidden fees.
No. All Health tools work instantly in your browser — no account, no email, no signup required.
Yes. Every Health tool runs entirely in your browser. Nothing you type or upload is ever sent to our servers.
Yes. All Health tools are fully responsive and work on desktop, tablet and mobile devices.