Phonal Tonal vs DTMF Decoder Usage & Stats

Back in the day, phreaks had phun on the phone, using colored boxes to get free phone calls. Of course, none of those tricks work anymore. Phonal Tonal generates a variety of phone tones for nostalgia, fun, and educational purposes. Blue Box, Red Box, Green Box, Special Information Tones, DTMF, and more.

Apple App Store
Paid
Utilities

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DTMF Decoder

Turns your iPhone into a simple DTMF decoder. Simply hold the iPhone's microphone near to a clear source of DTMF tones (telephone "Touch Tones") and it will display the numbers being dialed. The decoded digits are also placed into a text area from which you can copy them to the clipboard. See it in action here: https://www.youtube.com/watch?v=l_QD8KFCJPw Source code freely available: https://github.com/veghead/ios-dtmf-decoder