About Audio Test Tool
Professional audio and video testing tools designed for accuracy, privacy, and accessibility. Free browser-based device diagnostics for everyone.
Our Mission
We believe everyone should have access to professional-quality device testing tools. Our mission is to provide accurate, privacy-focused audio and video testing solutions that help users verify their equipment works perfectly, whether for remote work, content creation, or personal use.
Camera Testing
Real-time camera testing with resolution analysis and device switching capabilities.
Microphone Testing
Professional microphone analysis with noise detection and audio quality assessment.
Speaker Testing
Comprehensive speaker testing with frequency analysis and stereo verification.
Privacy First
100% client-side processing means your data never leaves your browser.
Multi-Language
Available in 10 languages to serve users worldwide with native language support.
Always Free
No registration, no ads, no hidden costs. Professional tools accessible to everyone.
How Our Testing Works
Built on modern web standards for maximum compatibility and accuracy
Advanced Technology
We use WebRTC and modern browser APIs to provide professional-grade testing capabilities directly in your browser, without requiring any software installation.
Privacy Protection
All testing happens locally in your browser. We never collect, store, or transmit any audio, video, or personal data. Your privacy is guaranteed.
Get in Touch
Have questions or feedback? We'd love to hear from you. Contact us for support, suggestions, or just to say hello.