173 votes - Utilities - First release: 2019-05-09T02:14:27Z

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Screenshots

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Description - 4+

Tone Generator EX is an audio tone generator. It provides following features:

● Frequency range from 15Hz to 22KHz.
● Can play 4 different waveforms: Sine/Square/Sawtooth/Triangle 
● Auto-off timer.
● Playback running in background.
● Playback can be controlled from the notification drawer, lock screen or headset button without having to reopen the APP.
● Auto-pause on incoming call, alarm, etc.
● You can create your own presets.
● Set frequency by selecting a music note.