90 Minute Timer

Summary

Click start for a 90-minute countdown, nudge the duration in 5-minute steps, or pick a preset for exams, naps, cooking, or focus sessions.

How it works

1. Click "Start" to begin the 90-minute countdown, or pick a preset first.
2. Use the − and + buttons to adjust the duration in 5-minute steps before starting.
3. Pick a preset — Exam, Nap, Cooking, or Focus Session — to jump straight to 90 minutes with a matching label.
4. Watch the ring shrink and the clock count down.
5. Hear a short beep and see the screen flash when it hits zero.
6. Click "Pause" at any time and "Resume" to continue from where you left off.

Use cases

• Time a 90-minute exam or standardized test section.
• Take a full 90-minute sleep cycle nap without oversleeping.
• Time a 90-minute slow-cook braise or roast.
• Run a 90-minute deep focus block based on the ultradian work rhythm.
• Time a 90-minute movie, lecture, or workshop slot.
• Set a limit for a long study or revision session.
• Time a 90-minute sports match or training session.
• Use as a visual cue during presentations or livestreams.

Frequently Asked Questions