Create pure sine wave audio tones across a wide frequency range. This tool is ideal for tuning instruments, conducting hearing tests, performing science experiments, and testing audio equipment. Easily adjust frequencies and volume, with support for AirPlay devices.
What We Love
- π Simple and straightforward
- π Works as expected
- π‘ Useful for testing and tuning
- π‘ Helps identify hearing range
Room to Improve
- π Ads can interfere with usage
- π§ Difficulty fine-tuning frequency
- π§ No amplitude/volume display

































