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Tools

Tools

Useful tools for testing and diagnostics

Hardware

Keyboard Tester

Test your keyboard functionality and ensure all keys are working properly

Testing Mode

Mouse Tester

Test your mouse functionality including clicks, scroll, and movement tracking

Testing Mode

Battery Test

Check your laptop battery status in real time

Check Battery

PC Specifications

Check your computer or laptop technical specifications right in the browser

View Specifications

USB Devices Test

View connected USB devices and track connection events in real time

Check USB

Gamepad Test

Test your game controller: buttons, sticks and triggers in real time.

Test Gamepad
Media

Camera Test

Test your webcam: select a device, check the image and video quality.

Test Camera

Microphone Test

Test your microphone: select device, monitor signal level and listen back.

Test Microphone

Speaker Test

Test your speakers and headphones: play different frequencies and stereo channels.

Test Speakers
Display

Monitor Test

Check your monitor for dead pixels: black, white and color screens.

Test Monitor

Touchscreen Test

Test your touchscreen: multitouch, accuracy and simultaneous touch points.

Test Touchscreen
Connectivity

Bluetooth Test

Scan nearby Bluetooth devices using the Web Bluetooth API.

Test Bluetooth

GPS / Geolocation Test

Check your GPS module and location accuracy.

Test GPS

Gyroscope / Orientation Test

Test the accelerometer and gyroscope of your laptop or smartphone.

Test Gyroscope

Free Online Tools for Device Diagnostics

We've put together a set of simple, no-install tools that both regular users and repair technicians find useful. The camera test helps you figure out why you're invisible on a video call. The microphone test shows the actual signal level in real time. The battery test tells you whether your laptop's battery is still healthy or if it's time for a service visit. All tools work without registration or any software installation — just open and check. Your data is never sent to our servers; everything is processed locally in your browser. If a test reveals a fault, contact NextRepair — we'll run a full hardware diagnostic and carry out the repair.