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How to Set a Timer on Android (Pixel, Samsung, OnePlus)
Step-by-step ways to set a timer on Android — Google Assistant, Clock app, Samsung One UI, OnePlus, Pixel.
To set a timer on Android: say “Hey Google, set a timer for 10 minutes,” or open the Clock app, tap Timer, enter a duration, and press Start. The Clock app preinstalled by Google on Pixel, the Samsung Clock app on Galaxy phones, and OxygenOS Clock on OnePlus all offer near-identical interfaces with manufacturer-specific quirks documented below.
How Do You Set a Timer on Android Using Google Assistant?
The voice route works on every Android phone with Google Assistant enabled. Long-press the home button, swipe up from a corner, or simply say “Hey Google” if hotword detection is on. Speak: “Set a timer for 25 minutes.” Assistant confirms verbally and the timer begins, persisted to the system Clock app.
Assistant accepts natural phrasing — “wake me in 20 minutes,” “5 minute timer for pasta,” “start a Pomodoro timer.” On Pixel devices, “Hey Google” works on the lock screen by default; on Samsung and other OEMs, you may need to enable lock-screen voice commands under Assistant settings.
How Do You Set a Timer in the Google Clock App?
- Open the Clock app (Google’s stock app; also available on the Play Store).
- Tap the Timer tab at the bottom.
- Enter the duration with the numeric keypad.
- Tap the large play button to start.
- Use the plus button to add additional concurrent timers, each individually labeled.
The Google Clock app supports unlimited concurrent timers, labeled timers, and a persistent notification showing time remaining. Even with the screen locked or the app backgrounded, the alarm fires on schedule.
How Do You Set a Timer on Samsung One UI?
Samsung Galaxy devices ship with One UI and Samsung’s own Clock app rather than Google’s. The flow is similar: open Clock, tap Timer, enter the duration on the numeric keypad, and tap Start. Samsung adds two unique features:
- Preset timers. Save common durations (1 min, 3 min, 5 min, 10 min) with a name and reuse with one tap.
- Bixby integration. Galaxy users can say “Hi Bixby, set a 10 minute timer” instead of using Google Assistant.
One UI 6 (Android 14) and later show timer chips in the always-on display, so you can glance at remaining time without unlocking.
How Do You Set a Timer on OnePlus (OxygenOS)?
OnePlus phones running OxygenOS use Google’s Clock app or OnePlus’s own variant depending on regional build. Both support multi-timer, voice via Assistant, and quick-tile access from the notification shade. Pull down the notification shade twice, tap the edit pencil, and drag the Timer quick tile into the visible row for one-tap access.
How Do You Set a Timer From the Pixel Watch?
On the Pixel Watch or other Wear OS watches, raise your wrist and say “Hey Google, set a timer for 5 minutes.” The Watch buzzes when the timer ends, and the alert syncs back to the paired phone.
What If My Android Timer Stops Running in the Background?
Aggressive battery optimization is the most common cause of timers being killed early on Android. Some OEMs — notably Xiaomi, Huawei, Oppo, and older OnePlus builds — implement aggressive process killing that can terminate the Clock app’s scheduled notification. Fixes:
- Open Settings > Apps > Clock > Battery and set to Unrestricted.
- On Samsung, disable Put unused apps to sleep for the Clock app.
- Pin the Clock app in the recent apps overview (long-press, tap pin) so it is not swept away by aggressive cleaners.
We dive deeper into this in our guide on background timers on mobile.
Manufacturer Comparison
| OEM | Default Clock | Voice | Multi-timer | Background Reliability |
|---|---|---|---|---|
| Pixel (Google) | Google Clock | Assistant | Unlimited | Excellent |
| Samsung (One UI) | Samsung Clock | Assistant + Bixby | Yes | Excellent |
| OnePlus | Google or OnePlus Clock | Assistant | Yes | Good |
| Xiaomi (MIUI) | Mi Clock | Assistant + Xiao Ai | Yes | Requires unrestrict |
| Motorola (Stock) | Google Clock | Assistant | Unlimited | Excellent |
Frequently Asked Questions
Why does my Android timer not go off?
Almost always battery optimization. Set the Clock app to unrestricted background usage and disable any third-party “battery saver” apps.
Can I set multiple timers on Android?
Yes, on both Google Clock and Samsung Clock. Tap the plus icon to add additional timers.
Does the Android timer work when the screen is off?
Yes. The Clock app uses Android’s AlarmManager to schedule wake-up alerts that fire even from deep sleep.
Can I use a custom song as the timer sound?
Yes. Open the timer, tap the sound option, and select a file from your device.
How do I cancel a timer with my voice?
Say “Hey Google, cancel my timer” or “stop the 5 minute timer” if you have multiple.
What is the best free timer app for Android?
The stock Google Clock is excellent. For Pomodoro specifically, see our roundup of the best free Pomodoro timers.
For full citations and methodology, see our sources page.
Browse Related Guide Topics
Frequently Asked Questions
Yes. This timer uses your device's internal clock and tracks the end timestamp, not individual ticks. This means it stays accurate even if your browser tab goes to sleep or your device briefly lags.
Absolutely. This timer works on any device with a modern web browser—phones, tablets, laptops, and desktops. No app download required.
Yes. When the countdown reaches zero, a clear audio alert plays automatically. Make sure your device volume is turned up. You can also replay the sound if you missed it.