Precision audio testing tool for Android & iOS
Download on Google Play

Core Features

Signal generator supporting 0-22kHz in 1Hz increments. Built for audio engineers, equipment testing, and anyone who needs reliable tone generation on mobile.

Waveform Types

Sine, square, and sawtooth wave generation with real-time waveform display. Switch between types instantly.

Frequency Control

Logarithmic frequency slider for precise tuning across the full audible spectrum. Includes quick-access presets.

Sweep Functions

Automated frequency sweeps for speaker testing and room analysis. Full range and bass-focused sweep modes.

Musical Presets

Standard musical frequencies for instrument tuning. A440 reference and common note presets included.

Clean Audio

Low-latency generation with zero-crossing detection. Smooth fade in/out prevents clicks and pops.

Mobile Native

Built specifically for mobile with haptic feedback, orientation lock, and background playback support.

Technical Specs

Frequency Range
0 Hz - 22 kHz
Waveforms
Sine, Square, Sawtooth
Sample Rate
44.1 kHz / 48 kHz

Professional Mode

PRO

Advanced functionality for professional audio work. One-time purchase, no subscriptions.

Dual Tone Generator

Two independent signal generators for beat frequency testing and complex audio analysis work.

Musical Keyboard

Full chromatic keyboard with octave selection. Precise note generation across multiple octaves.

WAV Recording

Record generated tones directly to WAV format. Capture single or dual tones for offline analysis and archival.

Phase Control

Independent phase inversion for each channel. Essential for phase testing and null experiments.

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Ad-free experience for uninterrupted workflow. Support ongoing development directly.