ToneGen Audio Tone Generator for Mac can be used as a sine wave generator, sound frequency maker, or signal generator that can be used to create test tones, sweeps, and more. Create harmonics using varying test tones and patterns with ToneGen. ToneGen Tone Generator is perfect for anyone needing to create audio tones, waves, patterns, or sweeps. Use ToneGen to generate white noise quickly and easily. ToneGen Audio Tone Generator supports frequencies from 1Hz to 22kHz. Generate up to 16 tones simultaneously. Play and save generated tones for editing or sharing.