Fitness Tools
Training, strength and fat-burn tools for fitness
Select a tool below. Every tool runs locally in your browser and is free to use.
💪 Fitness Tools · Total 29 tools
Activity Calories CalculatorEstimate calories burned for common activities using MET values. Estimates calories by activity, duration and weight for fat loss.
เครื่องคำนวณ BMIBMI calculator: get BMI, BMI Prime, category and healthy range in metric or imperial with gauge for fitness, with one-click copy, offline and multilingual.
เครื่องคิดเลขอัตราการเผาผลาญพื้นฐาน (BMR)เครื่องคำนวณ BMR ออนไลน์รองรับหน่วยเมตริก/อังกฤษ คำนวณ BMR, TDEE, BMI และคำแนะนำลดไขมันหรือเพิ่มกล้ามเนื้อด้วยสูตร Mifflin-St Jeor และ Harris-Benedict
Body Fat CalculatorBody fat calculator: based on US Navy and BMI formulas, enter height, weight and waist/hip to estimate body fat %, fat mass and health category.
Body Surface Area CalculatorBSA calculator: calculate body surface area from height and weight using Mosteller formula for medical, with one-click copy and offline.
Daily Calorie CalculatorDaily calorie calculator: estimate maintenance calories from gender, age, height, weight and activity with tips for fitness, one-click copy and offline.
Calorie Deficit CalculatorCalorie deficit calculator: enter maintenance calories, deficit and weight to estimate daily intake, weekly fat loss rate and time to goal with macro split for dieting.
Cycling Calories CalculatorCycling calories: estimates calories, power and fat burn by weight, time, speed and intensity with metric/imperial. Supports batch processing and one-click copy.
Fat Burn Zone CalculatorFat burn zone: get max heart rate and fat burn/cardio zones by age and resting HR with charts and training tips for fat loss and cardio.
Heart Rate Reserve CalculatorHeart rate reserve: get reserve range and target HR by max and resting HR with Karvonen formula for training intensity. Supports batch processing and one-click copy.
Heart Rate ZonesHeart rate zones: divide into five zones by age and resting HR with charts and training tips for cardio and fat burn. Supports batch processing and one-click copy.
Ideal Weight CalculatorIdeal weight calculator: uses Devine, Robinson, Miller formulas and BMI to compute ideal range. Supports batch processing, export and one-click copy, sharing.
Interval TimerInterval timer: set high-intensity and rest cycles with sound alerts and fullscreen for HIIT and workouts. Supports batch processing and one-click copy.
Macro CalculatorMacro calculator: get protein, carbs and fat grams and calorie split by goal and weight for fitness and nutrition. Supports batch processing and one-click copy.
One-Rep Max CalculatorOne rep max: estimates max lift and training zones from weight and reps via Epley. For fitness. Supports batch processing, export and one-click copy, sharing.
Protein Intake CalculatorProtein intake calculator: get daily protein need and portions from weight, goal and activity for muscle and fat loss, with one-click copy, offline.
Race Time PredictorRace time predictor: predict 5K, 10K, half and full marathon times from a recent result using Riegel formula, one-click copy and offline.
Running Calories CalculatorRunning calories calculator: get calories from weight, pace and duration with heart zones for multiple sports for fitness planning, with one-click with one-click.
Running Pace CalculatorRunning pace calculator: get pace, speed and splits from distance and time for marathon and intervals for race prep, with one-click copy, offline and multilingual.
Sports Calories CalculatorSports calories calculator: get calories from sport type, weight and duration with multi-sport compare for fitness, with one-click copy, offline and multilingual.
Steps to km & CaloriesSteps to km calculator: get distance from steps and stride with calories and goal tracking for fitness and daily steps, with one-click copy, offline.
Swim Pace CalculatorSwim pace calculator: get pace, speed and splits from distance and time for pool and open water for swim training, with one-click copy, offline and multilingual.
TDEE CalculatorTDEE calculator: estimate total daily energy expenditure and BMI from age, gender, weight, height and activity for fitness and diet, with one-click copy and offline.
Treadmill Pace ConverterTreadmill pace converter: convert between speed km/h and pace min/km with calorie reference for training, one-click copy and offline.
VO2max EstimatorVO2max estimator: estimate VO2max from 12-minute run distance and gender using Cooper formula with rating for running and fitness, with one-click copy and offline.
Waist-Hip Ratio CalculatorWaist hip ratio calculator: get ratio from waist and hip with health risk assessment for fitness, with one-click copy, offline and multilingual.
Daily Water Intake CalculatorWater intake calculator: get daily water need from weight, activity and climate with reminders for health, with one-click copy, offline and multilingual.
บันทึกการดื่มน้ำWater tracker: log daily water intake with goal rate and trends, target and reminders for healthy habits, with one-click copy, offline.
Workout GeneratorWorkout generator: create training plans by goal, equipment and time with muscle split and intensity for home and gym. Supports batch processing and one-click copy.
FAQ
What is the Fitness Tools category?
The Fitness Tools category includes 29 free online tools for common needs. All run locally in your browser - no sign-up or install required.
Are these tools free?
Yes, all tools are free with no usage limits.
Do I need to register?
No. Open a page and use it right away - your data stays in your browser.
Which languages are supported?
This site supports 12 languages: Chinese, English, Japanese, Korean, Spanish, French, German, Portuguese, Russian, Arabic, Indonesian and Hindi.