Your inputs stay on your device.
You do not need an account to use these tools. The information you enter stays in your browser unless you copy or download it.
Local storage
Some tools save progress in your browser so the page can restore it later on the same device. Clearing site data in your browser removes that saved information.
Microphone access
The noise monitor and speech tool may ask for microphone permission. Audio is handled by your browser and is not stored by this site.
Advertising
Pages may include ads. Advertising providers may use cookies or similar technology to serve and measure ads.