QuickTimer

Online Timer — Countdown, Stopwatch & Flip Clock

Free online countdown timer, stopwatch, and flip clock — big numbers, loud alarm, no sign-up.

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When Do You Need an Online Timer?

A timer is the simplest productivity tool there is: it turns “I should probably stop soon” into a decision that is already made. In the kitchen, a countdown keeps pasta al dente and cookies from burning while you answer one more email. In a workout, intervals only work when the rest periods are honest — a 5 minute timer for a mobility break or a 20 minute timer for a HIIT session does the enforcing for you. And in deep work, blocking a 25 or 45 minute timer flips the question from “how am I doing?” to “is the block finished yet?”, which is a far easier question to answer.

Classrooms run on timers: quizzes, rotation stations, and clean-up sprints all go smoother with big digits everyone can read from the back row. Parents use them for turn-taking, screen-time handoffs, and the legendary two-minute teeth-brushing negotiation. Meetings benefit too — a visible countdown on the projector timeboxes every agenda item and ends the meeting on time, every time.

QuickTimer works on any device with a browser — phone, tablet, laptop, or a spare monitor — with no app to install and nothing to configure. Pick a preset, tap start, and the countdown begins. When time is up, a loud repeating beep makes sure you hear it from the next room.

What Makes This Timer Different

Every timer page on QuickTimer is built around three ideas: read it from across the room, hear it from the next room, and never lose your place. The digits are deliberately huge — tap fullscreen and your entire screen becomes the timer. The alarm is synthesized with the Web Audio API, plays in a repeating loop, and can be muted with one tap. While a countdown runs, the page requests a wake lock so your screen never dims or sleeps mid-session.

Beyond the countdown, the site includes a full stopwatch with laps and millisecond precision, a retro flip clock with 12/24-hour display, a birthday countdown, and interval timers for Pomodoro and Tabata — all free, all with no sign-up, and all running locally in your browser.

Timer Duration Chart

Every popular countdown length has its own page with a timer that starts automatically the moment it loads:

TimerBest For
1 Minute TimerPlanks, breathing exercises, quick transitions
2 Minute TimerBrushing teeth, hand washing, stretch holds
3 Minute TimerSoft-boiled eggs, tea steeping, gym rest periods
5 Minute TimerInstant noodles, mobility breaks, micro-breaks
10 Minute TimerMeditation, tidy-up sprints, study sessions
15 Minute TimerShort Pomodoro blocks, power naps, warm-ups
20 Minute TimerHIIT and Tabata workouts, cat naps
25 Minute TimerThe classic Pomodoro focus block
30 Minute TimerHome workouts, stovetop rice, lunch breaks
45 Minute TimerDeep work, class periods, long runs
60 Minute TimerOne-hour deep work, practice sessions
90 Minute TimerUltradian deep work, football matches

Frequently Asked Questions

Is this online timer free?

Yes, completely free with no sign-up, no download, and no limits. QuickTimer runs entirely in your browser, whether you set a one-off countdown or use it every day for Pomodoro sessions.

Does the timer work when I switch tabs?

Yes. The countdown keeps running in the background while you work in another tab, and the alarm still beeps when time is up. For the most reliable alarm, keep the tab open rather than closing it.

Can I use the timer fullscreen?

Yes. Tap the Fullscreen button and the countdown fills your whole screen with large, readable digits — ideal for workouts, classrooms, and meetings. Press Escape or tap the button again to exit.

Will my screen stay awake while the timer runs?

While a countdown is running, the page requests a screen wake lock on supported browsers, so your display never goes black mid-workout or mid-presentation.

What is the difference between a timer and a stopwatch?

A timer counts down from a duration you choose and beeps at zero — best for cooking, workouts, and timeboxing. A stopwatch counts up from zero and records laps — best for races, experiments, and tracking how long tasks take. QuickTimer includes both, plus a flip clock and an alarm clock.

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