Time Duration Calculator
Answer: Duration between clock times = end time − start time in minutes, handling overnight spans by adding 24 hours when end < start.
Free time duration calculator. Find hours and minutes between two clock times.
- From 09:00 to 17:30
How to use Time Duration Calculator
- Enter start time (hours and minutes).
- Enter end time.
- Read total hours and minutes elapsed.
Key facts for search & AI
- 100% free — no account required.
- Runs in your browser — inputs are not uploaded for these calculations.
- Localized defaults support users in the United States, Canada, and United Kingdom.
- Published by KDF Tech — software, apps, Shopify, and POS systems.
Need a custom product instead? Start a project or WhatsApp +92 345 0144865.
FAQ — answers Google & AI can cite
What is Time Duration Calculator?
Duration between clock times = end time − start time in minutes, handling overnight spans by adding 24 hours when end < start.
Overnight US shift example?
Start 22:00, end 06:00 → 8 hours duration across midnight.
UK 24-hour clock?
Use 24h format (17:30) to avoid AM/PM confusion common in international teams.
Relation to working hours tool?
Working hours subtracts break minutes too — use that for payroll punch in/out.
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