Contact

No backend form and no account required. Reach us by email:

Runs locally

No uploads of your camera, microphone, keyboard, or sensor data. No account. No hidden fingerprint. Just honest, local diagnostics.

No upload

Every test runs locally using standard browser APIs. Camera and microphone access is only ever requested after you click, and streams are released the moment you stop or leave the page.

Free & no account

Honest, local, browser-based device diagnostics.

TestOnDevice

Honest, local, browser-based device diagnostics.