Tijdcalculator

Calculate time difference, duration between two times, add or subtract hours and minutes, and convert between time units — all with step-by-step solutions.

Berekenen

Format: HH:MM or HH:MM:SS (24h)

Select a calculation type, enter your values, and click Calculate to see results with step-by-step solution.

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About This Calculator

This time calculator handles four common time operations: finding the difference between two clock times, adding or subtracting a duration from a time, converting between time units (seconds, minutes, hours, days, weeks), and calculating the duration between a start and end time — with automatic midnight-crossing support.

4 Calculation Types

Tijdsverschil

Find the exact difference between two clock times in hours, minutes, and seconds.

Add / Subtract

Add or subtract hours, minutes, seconds, or days from any clock time.

Eenheden converteren

Convert between seconds, minutes, hours, days, and weeks.

Duur

Bereken hoe lang het duurt van begin tot eind. Verzorgt de overtocht 's nachts/middernacht.

Key Formulas

Difference: |Time₂ − Time₁| (in seconds)

Toevoegen: Time + Amount → mod 86400

Convert: Value × FromFactor ÷ ToFactor

Duur: End − Start (of 86400 − Start + End)

Belangrijke opmerkingen

  • Gebruik 24-uursformaat: 0:00 tot 23:59. Bijvoorbeeld: 14.30 uur = 14.30 uur.
  • Duration handles midnight crossing: Start 22:00, End 06:00 = 8 hours.
  • Wraps optellen/aftrekken ongeveer 24 uur. Als u na middernacht aftrekt, wordt er 24 uur bijgeteld.
  • 1 dag = 86.400 seconden, 1 week = 604.800 seconden.

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