DTMF - Learn the Sound of Dialing Keypad
Detailed App Info:
Application Description
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.
But do you know the beeps are identical?
You can learn what numbers the beeps refer to by using this app.
Requirements
Your mobile device must have at least 1.03 MB of space to download and install DTMF - Learn the Sound of Dialing Keypad app. DTMF - Learn the Sound of Dialing Keypad is available on iTunes for $0.00
If you have any problems with installation or in-app purchase, found bugs, questions, comments about this application, you can visit the official website of Ninth Boat Xiangdong Zhu at http://ninthboat.com/.
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