Time Calculator
About Time Calculator
Add or subtract time intervals without spreadsheets. Enter hours and minutes for the first duration, choose Add or Subtract, then provide the second duration to get an exact result. Ideal for work logs, study plans, sport timing, and video editing, it prevents mental math errors and handles conversions cleanly across minutes and hours. The interface is optimized for quick entry on mobile or desktop, and results display in a simple, readable format that’s easy to share.
❓ Frequently Asked Questions
Do you handle carry‑over between minutes and hours?
Yes. We normalize results so 90 minutes becomes 1 hour 30 minutes and vice versa.
Can I subtract time as well as add?
Yes. Choose Add or Subtract to combine durations accurately for logs or schedules.
What about seconds or days?
This tool focuses on hours and minutes for clarity. For day‑level math, use the Date Calculator.
Are negative results supported?
We prevent invalid negative durations and explain when inputs would lead below zero.
Is it useful for time tracking?
Yes—ideal for work logs, training plans, and media timing without spreadsheets.
Does it run offline?
Yes. Calculations are client‑side and instantaneous.