SOS & Flashlight
One big button: the phone torch blinks the Morse SOS pattern, the white screen flashes, and a loud siren sounds. Also works as a plain flashlight.
Button → SOS signal
Why it is safe to use
- Runs entirely in your browser; nothing you enter is sent to a server.
- Free, with no account and no sign-up.
- Installable as an app; a tool you have opened keeps working offline.
- Open source (MIT) on GitHub.