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Professional testing tools for keyboards, mice, screens, webcams, and more. No downloads, no signup, 100% privacy.

20+
Free Tools
8
Languages
100%
Private

Browse by Category

Find the perfect tool for your testing needs

⌨

Keyboard

3 tools
🖱

Mouse

5 tools
💻

Display

2 tools
🎤

Audio

2 tools
🛠

Utilities

8+ tools
⌨

Keyboard Tools

Popular
⌨

Keyboard Tester

Test every key on your keyboard with real-time visual feedback. Detect ghosting, stuck keys, and measure latency. Supports multiple layouts including QWERTY, AZERTY, Dvorak, and Colemak.

Ghosting Detection Latency Test Multi-Layout Mobile Support
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⚡

Typing Speed Test

Measure your typing speed in WPM and accuracy with various text samples and difficulty levels.

WPM Accuracy
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⏱

Latency Checker

Measure keyboard input latency and response time with millisecond precision.

Response Time Milliseconds
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🖱

Mouse Tools

🖱

Mouse Tester

Test all mouse buttons, scroll wheel, and cursor movement with visual feedback.

Button Test Scroll
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⚡

Click Speed Test

Measure your clicks per second (CPS) and test your clicking speed.

CPS Speed
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🎯

DPI Tester

Calculate and verify your mouse DPI and sensitivity settings.

DPI Sensitivity
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👻

Ghost Click Detector

Detect unwanted phantom clicks and double-click issues with your mouse.

Ghost Clicks Diagnosis
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✨

Mouse Trail

Visualize mouse movement with colorful trails and patterns.

Visual Fun
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💻

Display & Camera

💻

Screen Tester

Test for dead pixels, color accuracy, and display uniformity with various test patterns.

Dead Pixels Colors
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📷

Webcam Tester

Test your webcam video quality, resolution, and check if it's working properly.

Video Resolution
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🎤

Audio Tools

🎤

Microphone Tester

Test your microphone input levels, quality, and recording functionality.

Input Level Recording
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🎧

Headphone & Speaker Test

Test left/right audio channels, bass, and overall sound quality of your audio output.

L/R Channels Bass Test
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🛠

Utility Tools

📱

QR Code Generator

Create QR codes for URLs, text, WiFi, contacts, and more with customization options.

Generate Custom
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📷

QR Code Reader

Scan and decode QR codes using your camera or by uploading an image.

Scan Upload
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📄

OCR Tool

Extract text from images using optical character recognition technology.

Image to Text Extract
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🔒

Password Generator

Generate strong, secure passwords with customizable length and character options.

Secure Custom
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💬

WhatsApp Link Generator

Create click-to-chat WhatsApp links with pre-filled messages.

WhatsApp Links
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📈

Sentiment Analyzer

Analyze WhatsApp chat sentiment and emotional patterns in conversations.

Analysis Emotions
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🎲

Lucky Wheel

Spin the wheel to make random decisions or pick winners for giveaways.

Random Fun
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Why Choose Our Tools?

Built for professionals and enthusiasts alike

🚀

Instant Access

No downloads or installations required. Test immediately in your browser on any device.

🔒

100% Private

All testing happens locally. Your data never leaves your device. We don't track or collect anything.

💰

Completely Free

No ads, no signup, no hidden fees. Professional-grade tools available to everyone.

🌐

Multi-Language

Available in 8 languages including Arabic, Spanish, French, German, Russian, Japanese, and Korean.

📱

Cross-Platform

Works seamlessly on Windows, Mac, Linux, iOS, and Android devices.

🎯

Accurate Results

Professional-grade testing with real-time feedback and detailed statistics.

Ready to Test Your Hardware?

Start with our most popular tool - the Keyboard Tester

Try Keyboard Tester View on GitHub