Tone Generator!
Peter Deelstra
About this app
- Category Music
- Age 10
- Updated Nov 7, 2016
- OS IOS
Editor reviews
Tone Generator! is a precise audio utility for generating test tones, calibrating equipment, and training your ears. Create clean sine, square, triangle, and sawtooth waves with fine control over frequency, amplitude, and duration. Run frequency sweeps, isolate left or right channels, and save presets for repeatable audio tests. Ideal for musicians, sound engineers, educators, and developers who need a reliable tone generator, frequency generator, and audio test tool for speaker testing, room tuning, and signal analysis.
Screenshots
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How to use:
1. Install and open the app, then connect headphones or speakers if needed for testing.
2. Select a waveform type such as sine, square, triangle, or sawtooth.
3. Set the frequency using the slider or enter an exact Hz value; adjust volume to a safe level.
4. Tap Play to output the tone; optionally enable channel routing, pink/white noise, or a frequency sweep with start, end, and rate.
5. Save your settings as a preset for quick recall and use them to test speakers, tune rooms, or practice ear training.