3 Minute Timer
Free online 3 minute countdown timer with alarm
Set a 3 minute timer for soft-boiled eggs, steeping tea, quick stretches, or classroom transitions. The 3 min countdown runs in your browser with a sound alarm.
Space start/pause · R reset · +− adjust
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Embed this timer
Paste this into any page — a class blog, a lesson plan, a meeting agenda — and visitors get a working 3 minute timer with no script tag, no account and no tracking. Please keep the credit link.
About the 3 Minute Timer
Press start and the 3 minute countdown begins immediately — no signup, no ads, no app. Big readable digits, keyboard shortcuts, and an alarm the moment it hits zero.
TimerHub calculates remaining time from an absolute finish timestamp, so missed browser callbacks do not create drift. Read the timing accuracy methodology and reproducible tests.
Common Uses
- Soft boiled egg
- Steeping tea
- Quick stretch break
- Classroom transition
- Speed reading challenge
How to Use the 3 Minute Timer
- Click Start (or press Space) to begin your 3 minute countdown
- Press Space again to pause and resume, or R to reset the timer
- Use the +/- buttons to adjust by 1 minute while running
- Toggle Repeat to loop the countdown automatically, and watch the finish time under the display
- Use the Fullscreen control below the timer for a large full-screen countdown (Esc to exit)
- Pick a background sound — rain, ocean, fireplace or brown noise — that fades out at zero
- Choose or mute the alarm sound from the sound settings in the header
- Add
?autostart=1to the link to start the countdown on load - Enable notifications for alerts when your 3 minute timer finishes, even in a background tab
Frequently Asked Questions
How long is 3 minutes?▾
3 minutes is exactly 180 seconds. Our free 3-minute timer counts down precisely and alerts you when time is up.
What can I do in 3 minutes?▾
A 3 minute timer is great for soft boiled egg, steeping tea, quick stretch break. Set it and focus on your task — the alarm will let you know when time is up.
Does the timer work in the background?▾
Yes, our timer continues running even if you switch to another tab or minimize your browser. Enable notifications to get alerted when it finishes.
Does the alarm sound when the timer finishes?▾
Yes, an alarm plays automatically the moment the 3 minute countdown reaches zero, with an optional vibration on mobile. Enable notifications for an extra system alert, even from a background tab.
Can I make the timer fullscreen?▾
Yes, use the Fullscreen control below the timer to expand the countdown to your whole screen — great for classrooms, presentations, and workouts. Press Esc to exit fullscreen.
Can I use the 3 minute timer on my phone?▾
Yes, our 3 minute timer is fully responsive and works on all devices including iPhone and Android. Open this page in your mobile browser and tap Start.