Tone Generator

Contains ads
4.4
463 reviews
100K+
Downloads
Content rating
PEGI 3
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About this app

Generate pure sine wave tones at frequencies from 20hz to 22,000hz. Tone generation is useful in tuning instruments, hearing tests, science experiments, and testing audio equipment.

Tone Generator has many uses:
- Hearing Test: What is the lowest/highest frequency you can hear in each ear?
- Tuning Instruments: Does your top guitar string match Low E at 440 Hz?
- Science Experiments: What is the resonant frequency of your wine glass?
- Audio System Test: What frequencies does your subwoofer support?

Directions:
Adjust audio frequency by dragging the slider or tapping the plus/minus buttons. Adjust device volume using the on-screen volume slider. Toggle audio playback using the Play/Pause button.

Created by the audio experts at TMSOFT that brought you the famous White Noise app. Check out all our apps and sounds at http://www.tmsoft.com/
Updated on
Apr 5, 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity and 2 others
This app may collect these data types
Location, App activity and 2 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.4
438 reviews
Craig Spreha
December 10, 2023
Great for restaurants with screaming children or people at tables on speakerphone, a nice tone to aggravate everyone right back. The agony it causes children is so fun to watch.
5 people found this review helpful
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Charlie B
January 29, 2021
As a TMSoft fan I had to give this try when I was looking for a tone generator. It works but I can't say much more. The volume is horrible even with a volume booster. I'm not sure why this is but I wish I could make it louder. Additionally there is no notation of musical scale which would be a nice option as well. Otherwise it's no frills and works without issue. The app is also very small.
26 people found this review helpful
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Joe buckley
February 16, 2021
Overall the app works well but it desperately needs the ability to type in the desired frequency. The slider bar is inaccurate, especially at higher frequencies (10k-22k), and you'd have to press the up or down buttons hundreds of times to get where you meant to be.
42 people found this review helpful
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What's new

- Bug fixes and updates to support later android versions