Audio Frequency Gen Pro
Nitrio
About this app
- Age 10
- Updated Oct 31, 2025
- OS IOS
Editor reviews
A professional audio frequency generator for music producers, audio engineers, and tech enthusiasts. Generate precise tones from 1 Hz to 22 kHz with clean waveforms for sound testing, calibration, and speaker or headphone checks. Key features include multiple waveforms sine, square, triangle, sawtooth, white and pink noise, frequency sweeps with custom ranges and durations, left or right channel routing, and fine amplitude control. High precision and low latency output help with studio setup, room acoustics checks, instrument tuning, hearing tests, and device troubleshooting. Ideal keywords include audio frequency generator, tone generator, signal generator, sound test, music production, speaker test, calibration, hearing test.
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How to use:
1. Download and open the app, then connect your preferred audio output such as headphones, speakers, or an audio interface.
2. Choose a waveform and set the frequency using the slider or keypad; adjust output level with the volume or amplitude control.
3. Tap Play to start the tone; tap Stop to end. Route audio to left, right, or both channels as needed.
4. Use Sweep to run frequency ranges for room and speaker tests; choose start and end values and set the duration.
5. Save your favorite settings as presets for quick access, and use noise modes white or pink for additional testing. Start at low volume to protect your hearing and equipment.