Android Phone Diagnostic
Android Phone Test – Test Your Android Online
Check your Android phone's touchscreen, display, cameras, microphone, speaker, vibration, motion sensors and browser-visible device information online, with clear manual checks for biometrics, battery and charging.
Complete Android Phone Test
This Android-specific diagnostic combines browser-accessible tests with manual checks for protected hardware. It is designed to work without installing an app and clearly separates what Chrome and other Android browsers can inspect from what must be checked in Android or manufacturer settings.
- Touchscreen
- Check touch-grid coverage and browser-reported multi-touch input.
- Display
- Inspect solid white, black, red, green and blue screens for visible pixel faults.
- Front camera
- Check front-camera preview, focus and framing where permission is granted.
- Rear camera
- Check rear-camera preview, focus and image stability.
- Microphone
- View live input level and make a short temporary playback recording where supported.
- Speaker
- Play a test tone and confirm sound quality manually.
- Vibration
- Request a short vibration where the browser exposes the Vibration API.
- Motion sensors
- View browser-exposed orientation values where available.
- Display information
- Review screen size, pixel ratio, orientation and estimated refresh rate.
- Device information
- Review browser-visible platform and capability information.
- Biometrics
- Manual fingerprint or face-unlock check.
- Battery and charging
- Manual Android or manufacturer-level battery and charging check.
How to Test an Android Phone Online
- Open this page on the Android phone itself.
- Check touchscreen response and full-screen display colours.
- Allow camera permission and test front and rear cameras.
- Allow microphone permission and check live input plus optional playback.
- Play the speaker tone and listen for distortion.
- Try vibration where the browser supports it.
- Start motion or orientation and tilt the phone.
- Review display and browser-visible device information.
- Complete manual fingerprint or face unlock, battery and charging checks.
- Review the Android Phone Test Report.
What the Android Phone Test Checks
Touchscreen and Display
Check touch coverage, display colours and visible pixel problems.
Front and Rear Cameras
Open each camera direction and inspect focus, exposure and image stability.
Microphone and Speaker
View microphone input, record local playback where supported and play a speaker tone.
Vibration and Motion
Request vibration and view browser-exposed orientation values where supported.
Battery and Charging
Use Android or manufacturer battery information plus a real charging test.
Biometrics and Protected Hardware
Check fingerprint or face unlock manually because raw biometric diagnostics are restricted.
Which Android Phone Tests Work in a Browser?
| Android feature | Browser can help? | How to confirm |
|---|---|---|
| Touchscreen | Yes | Touch or pointer events and full-screen grid coverage. |
| Dead or stuck pixels | Partly | Browser shows solid colours; you inspect the panel visually. |
| Front and rear camera | Yes, with permission | Live preview and visual image-quality check. |
| Microphone | Yes, with permission | Live input level and optional temporary playback. |
| Speaker | Partly | Browser plays sound; you judge clarity and volume. |
| Vibration | Often | Vibration API support varies by browser and phone. |
| Motion or orientation | Often | Browser-disclosed orientation values where exposed. |
| Fingerprint or face unlock | No direct hardware diagnostic | Use Android or manufacturer security settings. |
| Battery health | No reliable cross-device browser metric | Use system or manufacturer battery diagnostics. |
| NFC or charging port | Not as a general health diagnostic | Use real accessories, system features or service diagnostics. |
Android Vibration and Sensor Testing
Many Android browsers expose the Vibration API and device-orientation events. This page can use them where available, but unsupported browser access should not be treated as proof that the vibration motor or sensors have failed.
Android Battery Health and Charging
Battery-health reporting varies across Android manufacturers. A browser cannot reliably read one standard battery-health value for every Android phone, so use system or manufacturer diagnostics and a real charging test.
Use the Android Test Before Buying a Used Android Phone
Browser diagnostics can reveal obvious touch, display, camera, microphone, speaker, vibration and motion issues. For a used Android phone, also check battery condition, charging, account or device-management locks, mobile service, repair history and physical condition.
Android Phone Test Troubleshooting
- Allow the requested permission. Camera and microphone checks require permission.
- Try Chrome or another modern browser. Hardware API support varies between Android browsers.
- Run the page on the phone itself. Desktop emulation cannot expose the phone's actual hardware.
- Separate browser support from hardware faults. An unavailable web API does not prove the Android hardware is broken.
Android Phone Test Frequently Asked Questions
What is an Android phone test?
An Android phone test is a browser-based diagnostic and checklist for checking touchscreen response, display pixels, cameras, microphone, speaker, vibration, motion sensors and browser-visible device information on an Android phone.
Can I test my Android phone online without installing an app?
Yes. Many useful checks can run directly in Chrome or another compatible Android browser without installing an app, although some hardware and system diagnostics remain restricted.
Does this Android test work in Chrome?
Yes for many checks, including touch, display, camera, microphone, vibration and device information when the phone and browser expose the required APIs.
Can this page test an Android touchscreen?
Yes. Drag across the touch grid and watch cells respond to browser touch or pointer events. It can help reveal missed areas and multi-touch input.
Can this page test Android dead pixels?
It can display full-screen white, black, red, green and blue views so you can visually inspect for dead, stuck or bright pixels.
Can I test both Android cameras?
Yes when the browser grants camera permission and can select the requested camera direction. You still need to judge focus, exposure, lens condition and image quality visually.
Can I test the Android microphone?
Yes. The page can display a live microphone level and, where MediaRecorder is available, make a short temporary recording for local playback.
Can I test Android speakers?
Yes. The page can play a browser-generated tone, but you confirm manually whether the speaker output is clear and free from obvious distortion.
Can this page test Android vibration?
Often yes. Many Android browsers expose the Vibration API, so the page can request a short vibration. Browser support still varies, so an unsupported result does not automatically mean the vibration motor is faulty.
Can this test check Android motion sensors?
The page can display browser-exposed orientation values where the phone and browser provide them. It is useful for checking whether motion events reach the webpage, but it is not a full sensor calibration.
Can this page identify my exact Android phone model?
Not reliably. Modern browsers intentionally reduce device-identification detail, and Android browsers can expose only limited platform information.
Can this page test the fingerprint sensor or face unlock?
No. Normal webpages do not receive raw fingerprint or face-unlock diagnostic data, so biometric hardware is a manual or operating-system-level check.
Can this page test Android battery health?
Not reliably across Android devices and browsers. Use the phone's own battery information, manufacturer diagnostics or service tools where appropriate.
Can this page test NFC?
Not as a reliable general Android hardware diagnostic. Web NFC support is limited and does not provide a cross-device health check for the NFC hardware.
Can this page test the charging port?
Not directly. Use a known-good cable and charger and inspect the USB-C or other charging port physically.
Does Device Tests upload my camera or microphone recordings?
The live media streams are handled in your browser. Short microphone playback recordings are created as temporary local browser objects and are not uploaded by this tool.
Why does a test say Manual check?
Some Android functions cannot be conclusively measured by a webpage. Manual check means the result still needs visual, audible, physical or Android-system confirmation.
What should I test if I am buying a used Android phone?
Run this Android Phone Test, then use the Used Phone Test for battery and charging, ownership, account locks, connectivity and physical condition.