Phone Vibration Test Online
Check your phone's vibration motor in a few taps with short, long and pattern buzzes, or build your own pattern. Works in Chrome, Edge and Samsung Internet on Android, with a checklist if nothing happens.
- 100% free
- No sign-up
- Runs in your browser
- Updated October 2026
Checking whether this browser can use the vibration motor…
1Pick a vibration pattern
2Make your own pattern
Buzz, pause, buzz, pause… 1000 ms is one second. Up to 40 numbers.
Tap a pattern. Hold the phone in your hand or lay it on a table to feel or hear it.
The vibration motor works. If calls or messages still don't vibrate, the cause is a setting, not the motor: see the checklist below.
Phone not vibrating? Check these
- Vibration settings: on Android open Settings and search for "vibration". Turn on vibration for calls and notifications, and check the strength slider is not at zero. On iPhone, check Settings › Sounds & Haptics, and Settings › Accessibility › Touch › Vibration.
- Do Not Disturb, Focus or silent modes can stop calls and alerts from vibrating. Turn them off and test again.
- Battery saver: some phones cut vibration and haptics to save power. Switch power saving off and try again.
- The browser: this test needs Chrome, Edge, Samsung Internet or another Chromium browser on Android. Firefox and every browser on iPhone and iPad can't vibrate a web page.
- A thick or magnetic case can damp a weak motor. Take it off and test with the phone on a table, where you can hear the buzz.
- Restart and update: a stuck app or a software bug can block vibration. Restart the phone and install pending updates.
- Still nothing, even with the settings on and in a supported browser: the motor or its connection may be faulty, especially after a fall or water. Take the phone to an authorised service centre.

Check your phone's vibration motor in the browser
Every phone has a small vibration motor that buzzes for calls, messages, alarms and the little taps you feel when typing. When calls stop vibrating, it is hard to tell whether the motor has failed or a setting has quietly switched it off. This vibration test answers that question in a few seconds. It asks the motor to play known patterns, so if you feel them, the hardware works and the problem is in the settings. If you feel nothing in a supported browser, the motor or its connection may be at fault.
The test runs in your browser. There is nothing to install, no account and no data leaves the phone. It uses the browser's built-in vibration feature, which Android browsers based on Chromium support: Chrome, Edge, Samsung Internet and others like them.
How to run the vibration test
- Open the page on your phone in Chrome, Edge or Samsung Internet. The box at the top tells you straight away whether your browser can use the motor.
- Tap a pattern. Start with Long buzz (1.5 seconds), which is the easiest to feel. Hold the phone in your hand or lay it on a table, where the buzz is also easy to hear.
- Try the short patterns. Short tap, Double tap, Heartbeat and SOS show whether quick pulses start and stop cleanly. A weak or failing motor often struggles with very short pulses first.
- Use Continuous for 10 seconds to 5 minutes if you want to listen for rattles or check that the buzz stays strong.
- Answer "Did you feel it?" If you choose No, the checklist of fixes opens.
- Stop at any time with Stop vibration.
The patterns explained
| Pattern | What it plays | What it checks |
|---|---|---|
| Short tap | One 60 ms pulse | Keyboard-style haptic taps |
| Double tap | Two quick pulses | Fast start and stop |
| Long buzz | 1.5 seconds | Basic motor function |
| Incoming call | Three 0.8-second rings | How a call alert feels |
| Heartbeat | Four double beats | Short pulses with rests |
| SOS | Three short, three long, three short | Short and long pulses in one go |
| Getting longer | Pulses from 0.05 to 0.6 seconds | The shortest pulse your motor can play |
| Continuous | Up to 5 minutes | Steady strength, rattles from loose parts |
You can also type your own pattern in milliseconds, such as 400, 200, 400, 200, 1000: buzz, pause, buzz, pause, long buzz. Each number can be up to 10,000 (10 seconds), and you can repeat the pattern up to ten times. It is a handy way to try out a notification rhythm before you set it in an app. MDN also notes that phones in silent or Do Not Disturb mode may not vibrate at all, so check those modes if even the long buzz does nothing.
Which phones and browsers work
- Android phones: Chrome, Edge, Samsung Internet and most other Chromium-based browsers support it.
- iPhone and iPad: not possible. Safari does not support the web vibration feature, and every iPhone browser uses Safari's engine, so no website can buzz an iPhone. Use Settings › Sounds & Haptics, where choosing a ringtone or vibration plays it, and check Settings › Accessibility › Touch › Vibration.
- Firefox: current versions removed support, both on Android and on computers.
- Laptops and desktop computers: the browser may support the feature, but most computers have no vibration motor, so nothing happens.
These details follow MDN's documentation of navigator.vibrate() and the Can I use support table, checked in October 2026.
Phone not vibrating? Common causes
- Vibration is turned off for calls or notifications, or its strength slider is at zero. On Android, search for "vibration" in Settings: the menu names differ between brands.
- Do Not Disturb, Focus or a bedtime mode is on and silencing calls and alerts.
- Battery saver on some phones reduces vibration and haptic feedback.
- An app's own setting, such as a chat app's notification settings, has vibration off.
- A thick or rugged case damps a weak motor. Test with the case off.
- Software glitches after an update. Restart the phone and install pending updates.
- Hardware fault: if nothing vibrates here in a supported browser and the settings are on, the motor or its connection may be damaged, often after a drop or water. An authorised service centre can test and replace it.
Checking a second-hand phone before you buy
Buying a used phone from a friend, a shop or an online marketplace? Ask the seller to open this page in Chrome and run Long buzz, SOS and Getting longer while you hold the phone. A healthy motor starts and stops crisply on every pulse. A buzz that rattles, fades, or misses the shortest pulses points to a worn or loose motor. Do this together with a speaker, mic and touch screen check, so you know what you are paying for.
More phone tests
Checking a second-hand phone or one that got wet? Test the rest of it too. The water eject sound clears water from the speaker and has a left and right speaker check. The mic test records and plays back your voice, and the touch screen test shows dead zones and ghost touches. For a laptop, use the keyboard test. All are listed on the phone and device tests page.
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Frequently asked questions
How do I test my phone's vibration motor?
Open this page in Chrome, Edge or Samsung Internet on your Android phone and tap Long buzz. If you feel a steady 1.5-second vibration, the motor works. Then try SOS or Heartbeat to check that short pulses come through cleanly.
Why does the vibration test not work on my iPhone?
Apple does not let Safari or any other iPhone or iPad browser use the vibration motor, so no website can make an iPhone vibrate. To check an iPhone, open Settings › Sounds & Haptics and choose a ringtone or vibration pattern: the phone plays it.
Phone vibration nahi ho raha hai, kya kare?
Pehle yahan Long buzz dabakar dekhein. Agar yahan vibration hota hai to motor theek hai, aur problem settings mein hai: vibration toggle, Do Not Disturb ya battery saver check karein. Yahan bhi kuch na ho, settings sahi hon aur Chrome mein khola ho, to motor kharab ho sakti hai: service centre dikhayein.
My phone vibrates here but not for calls. Why?
Then the motor is fine and a setting is blocking it. Check that vibration for calls and notifications is on, that Do Not Disturb or a Focus mode is off, and that battery saver is not cutting haptics. Some apps also have their own vibration setting.
Is there a vibration test code for Android?
Many Android brands have a hidden test menu that you open with a dialer code, but the codes differ between brands and models and some phones have none. This page works the same way on any Android phone with a supported browser, without codes.
Why does it not work in Firefox?
Firefox removed support for the web vibration feature, so web pages cannot make the phone vibrate in it. Open the page in Chrome, Edge or Samsung Internet instead.
Can I make my phone vibrate continuously?
Yes. Tap Continuous and choose 10 seconds, 30 seconds, 1 minute or 5 minutes. The buzz is renewed every 10 seconds, because browsers can cut a single long vibration short, and Stop vibration ends it at any time.