DTMF - Sound of Dialing Keypad
iPhone / Education
You know the beeps when you are dialing a number.
But do you know the beeps are identical?
You can learn what numbers the beeps refer to by using this app.
En voir plus...
Quoi de neuf dans la dernière version ?
This update from Apple will improve the functionality of this app. No new features are included.
- Now you can select keys to guess
- Bug fixes
