PhoneCheck
📱 Coming soon to Google Play

Is your phone working right?
Check it in seconds.

PhoneCheck tests your sensors, screen & touch, sound & vibration, battery, camera, and connectivity — all in one simple app. Perfect before buying a used phone, after a repair, or whenever something feels off.

▶ Coming soon onGoogle Play See features →
Features

Everything your phone can do, checked

Six focused check categories cover the hardware you rely on every day.

🧭

Sensor Check

See live readings from your phone's built-in sensors and confirm they respond correctly.

  • Accelerometer
  • Gyroscope
  • Compass
  • Proximity
  • Light
👆

Screen & Touch Check

Find dead pixels, color issues, and unresponsive touch areas across the whole display.

  • Dead pixels
  • Colors
  • Multi-touch
  • Touch grid
🔊

Sound & Vibration Check

Test the speakers, microphone, and vibration motor with simple guided steps.

  • Speaker
  • Microphone
  • Vibration
🔋

Battery & System Check

View battery status, temperature, and key system information at a glance.

  • Battery health
  • Temperature
  • Storage
  • Memory
📷

Camera & Flashlight Check

Make sure the front and rear cameras and the flashlight work as expected.

  • Rear camera
  • Front camera
  • Flashlight
📶

Network Check

Check Wi-Fi, mobile data, Bluetooth, and other connectivity features.

  • Wi-Fi
  • Mobile data
  • Bluetooth
  • GPS
One tap

Full Check — everything at once

No time to go through each test? Run Full Check and PhoneCheck walks you through every category in order, then shows a clear summary of what passed and what needs attention.

How it works

Three steps to peace of mind

Open PhoneCheck

Your phone's key info appears on the home screen right away.

Pick a check

Choose a single category, or run Full Check to test everything.

See the results

Follow the on-screen guide and instantly see what works and what doesn't.

Why PhoneCheck

Made for real-life moments

🛒

Buying used

Check a second-hand phone before you pay.

💸

Selling your phone

Show buyers that everything works.

🔧

After a repair

Confirm the fix really worked.

🌐

English & Korean

Follows your phone's language, or pick one in Settings.

Download

Get PhoneCheck

PhoneCheck is launching soon on Google Play for Android.

▶ Coming soon onGoogle Play