The ultra-lightweight audio tool that provides live reference tones for sound frequency research projects and general audio tests.

WARNING!! This app generates a resolute signal at +0dB relative to your amplification. Please observe your external volume settings when using this app.

- 1Hz to 20kHz bandwidth
- CD quality sampling at 16bits 44.1KHz
- digital frequency input (tap to set)
- 5 programmable frequency presets (long press)
- ultra low latency control slider
- built in oscillators for Sine Square and Bopper waveforms
- adjustable random white noise
- stereo sound output switches for Left/Right ON/OFF
- high precision frequency control dial
- plays in background