Age Calculator
Live age tracking down to seconds. Biological resonance, health and zodiac insights.
Privacy-focused platform for health, documents, and advanced calculations
Built around local processing with a zero-tracking architecture. docFE handles health, documents, and advanced calculations within the browser environment.
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BMR Calculator
Calculate your basal metabolic rate and baseline calorie needs at complete rest.
TDEE Calculator
Estimate your total daily calorie burn based on your activity level.
BMI Calculator
Check if your body weight is healthy relative to your height.
WHR Calculator
Measure your waist-to-hip ratio to evaluate body fat distribution and health risks.
Macronutrient Diet Planner
Split your daily calories into optimal protein, carb, and fat ratios.
Body Fat Calculator
Estimate your total body fat percentage using the US Navy tape-measure method.
Ideal Weight Calculator
Find your healthy ideal weight range based on height and body frame size.
Activity Calorie Counter
Track calories burned during daily tasks or exercises using MET values.
HOMA-IR Lab Calculator
Evaluate insulin resistance and prediabetes risks using simple blood values.
Waist-to-Height Ratio Calculator
Calculate your waist-to-height ratio to evaluate abdominal obesity and heart risks.
Lean Mass Calculator
Determine your lean body mass and muscle weight excluding body fat.
Target Heart Rate Calculator
Calculate your optimal heart rate training zones for fat burn and cardio.
Blood Pressure Analyzer
Analyze your systolic and diastolic readings to determine blood pressure status.
Pregnancy Due Date Calculator
Estimate your expected date of delivery (EDD) and track gestational timeline.
Ovulation & Fertility Predictor
Predict your most fertile window and peak ovulation dates.