Discontinued App

DTMF

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 ...

QR Scan this code with your mobile device to download this app

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.

More

Technical specifications

Version: 1.0

Size: 1.03 MB

System:

Price: 0,00 €

Developed by NINTHBOAT INC.

Day of release: 2013-03-2

Recommended age: 4+

Comments about DTMF

*We won´t use your data for marketing purposes, we only need to check your email

Do you know how to install the app?

Download DTMF free

We use cookies to improve our services and tailoring our ads to match your requirements and navigation habits. Accept · Read more