Rechner
Schnelle, verlässliche Rechner für die Zahlen des Alltags.
Weitere Tools auf Englisch
Diese Tools gibt es bisher nur auf Englisch — sie funktionieren aber genauso: kostenlos und ohne Anmeldung.
Overtime Calculator
Work out how many overtime hours you've done and what they pay — set your standard hours, hourly rate and overtime multiplier.
RechnerENGPA Calculator
Add your courses, pick a letter grade and credit hours for each, and get your grade point average on the standard US 4.0 scale.
RechnerENGrade Calculator
Find out exactly what score you need on your final exam to reach the overall grade you want — enter your current grade, your target and the final's weight.
RechnerENTime Duration Calculator
Find the time between two clock times — enter a start and end time, subtract a break, and read the duration in hours and minutes, total minutes and decimal hours.
RechnerENTimesheet Calculator
Add up a week of work hours — enter start, end and break times for Monday to Sunday and get your daily hours, weekly total and gross pay.
RechnerENSleep Calculator
Find the best time to go to bed or wake up based on 90-minute sleep cycles — so you wake between cycles feeling rested, not groggy.
RechnerENRunning Pace Calculator
Turn a distance and a time into your running pace per kilometre and per mile, plus speed in km/h and mph — with 5K, 10K, half and marathon presets.
RechnerENFuel Cost Calculator
Work out how much fuel a trip needs and what it costs — in metric or imperial units, with round-trip and split-between-people options.
RechnerENSales Tax Calculator
Add sales tax to a price or strip it back out of a gross total — enter an amount and a rate to see the net, the tax and the total instantly.
RechnerENAspect Ratio Calculator
Find the aspect ratio of any width × height and resize to new dimensions without stretching — with 16:9, 4:3 and more as presets.
RechnerENAge Calculator
Work out your exact age in years, months and days — plus days to your next birthday.
RechnerENBMI Calculator
Calculate your Body Mass Index from height and weight in metric or imperial units, with an instant category and scale.
RechnerENTip Calculator
Work out the tip and split the bill per person in seconds — presets, custom percentages and round-up included.
RechnerENDiscount Calculator
Find the final price after a discount — or the original price before it — with support for stacked discounts.
RechnerENVAT / Sales Tax Calculator
Add or remove VAT / sales tax from any price, with the tax amount shown separately and common rate presets.
RechnerENCountdown to Date
Count down the days, hours and minutes to any date — and share the link.
RechnerENDate Difference Calculator
Count the days, weeks and months between two dates.
RechnerENLoan & Mortgage Calculator
Work out monthly payments and see the full amortization schedule — with optional extra payments to find out how much interest you can save.
RechnerENCompound Interest Calculator
See how your savings grow with compound interest over time — add regular contributions and watch the year-by-year breakdown build up.
RechnerENTDEE Calculator
Estimate your daily calorie needs from your BMR and activity level, with targets for cutting, maintaining or bulking.
RechnerENDue Date Calculator
Estimate your due date and see how far along you are — privately, in your browser.
RechnerEN