Skip to main content

Time Calculators

Pick an offset and get the clock time in UTC, the full timestamp, and the same moment on your own clock. Each page answers with the current time when you open it, and shows the single line you would type in Notes Calculator to get the same answer. For whole days and weeks, see the date calculators.

Add or subtract hours

Calculating in your time zone...

In Notes Calculator, type now + 3 hours and the answer appears as you type.

Download free Try it in your browser

Hours from now

Hours ago

Minutes from now

Do time math where you write.

Notes Calculator is free to start and runs in your browser. Times, dates, units, and variables in one plain-text notepad.

Open the free web app See pricing

Free forever plan · No credit card · Cross-platform