Category · 19 calculators
Health
BMI, calorie calculator, ideal weight, care level (Pflegegrad), health insurance contribution and more health tools for Germany.
19 calculators
BMI Calculator
Enter your height and weight to get your body mass index and its WHO category: underweight, normal weight, overweight or obese.
Open calculator PopularCalorie Calculator
Get your basal metabolic rate (Mifflin-St Jeor) and daily calorie needs by activity level from age, height, weight and sex, plus targets to lose or gain weight.
Open calculator PopularOvulation Calculator
Enter the first day of your last period and your cycle length to see the estimated ovulation date, fertile days and next period, also on a monthly calendar.
Open calculatorDue Date Calculator
From the first day of your last period, get the due date by Naegele's rule plus the current pregnancy week, trimester, days remaining and key milestone dates.
Open calculatorPregnancy Week Calculator
Find your pregnancy week from your last period or due date, with trimester, days remaining, the baby's development stage and estimated size and weight.
Open calculatorBlood Alcohol Calculator
Estimate your blood alcohol level by the Widmark formula from sex, weight and drinks, with grams of alcohol, time to sober up and the 0.0/0.5/1.1 ‰ limits.
Open calculatorHealth Insurance Premium Calculator
Your 2026 statutory health insurance contribution from gross annual pay: employee and employer shares per month and year, capped at 69,750 €, plus care insurance.
Open calculatorBMI Calculator for Children
BMI for children and teens aged 2 to 18: enter age, sex, height and weight to see the BMI percentile against WHO reference values and the weight category.
Open calculatorBasal Metabolic Rate Calculator
Find your basal metabolic rate with the revised Harris-Benedict equation from age, height, weight and sex, plus total daily needs for five activity levels.
Open calculatorSleep Calculator
Enter your wake-up time or bedtime to get matching bed or wake-up times for 4 to 6 sleep cycles of 90 minutes, with time to fall asleep included.
Open calculatorBody Fat Calculator
Estimate your body fat percentage with the US Navy method from height, neck and waist (plus hip for women) and see which body fat category you fall into.
Open calculatorIdeal Weight Calculator
Get your ideal weight by the Broca, Creff and Hamwi formulas from height, sex, age and body frame, with their average and the WHO normal range (BMI 18.5–24.9).
Open calculatorFluid Intake Calculator
Work out your daily fluid needs from body weight, activity level and outdoor temperature, in litres and 250 ml glasses, split across the day.
Open calculatorHeart Rate Calculator
From your age and optional resting heart rate, get your maximum heart rate and five training zones in bpm, using the Karvonen formula when resting HR is given.
Open calculatorSteps Calculator
Convert steps to kilometres using your height or stride length, with estimated calories burned, walking time and a table from 5,000 to 15,000 steps a day.
Open calculatorVoluntary Health Insurance Calculator
Your 2026 contribution as a voluntary member of statutory health insurance: health and care insurance from monthly income, with minimum base and reduced rate.
Open calculatorDental Prosthetics Cost Calculator
Estimate your share of the cost for a crown, bridge, denture or implant: the insurer's fixed subsidy at 60, 70 or 75 % by bonus booklet, plus the hardship rule.
Open calculatorMedical Expenses Calculator
How much of your medical costs is tax-deductible? Enter income, marital status and children to get the reasonable burden (§ 33 EStG) and the deductible amount.
Open calculatorMedication Dosage Calculator — Dose per kg Body Weight
Convert a weight-based dose (per kg per day or per single dose) into single, daily and weekly amounts. For guidance only; it does not replace medical advice.
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