Simple tone generator

Contains ads
3.9
7.68K reviews
1M+
Downloads
Content rating
Everyone
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About this app

Use this application to generate tone from 1 to 20000 Hz. Also use subwoofer test to check your subwoofer. The application has a mode for cleaning the phone speaker from water.
Updated on
Apr 9, 2025

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, Personal info and 4 others
This app may collect these data types
Location, Personal info and 4 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.0
7.32K reviews
Ian
March 3, 2024
Recent changes made it not so simple, they have added 3 different menus you have to hop through just to get to the generator itself. each menu also has an ad break after navigating through it. I much preferred the original ad style and how it immediately went to the generator instead of placing multiple screens before it. they have also removed the slider.
10 people found this review helpful
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Dmitsoft
July 2, 2024
Thank you for your detailed feedback. We're sorry to hear that the recent changes have made the app less user-friendly for you. We have reduced the number of advertisements and made their display times more predictable. We will also bring back the slider in future updates.
Alan Key
July 21, 2025
love the bass sweep for testing crossovers and driver matching. could do with a full frequency sweep because it takes ages to wind the sub sweep frequency up to 14khz to make it full range.
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Richard Dunstone
January 27, 2021
Installed this a while ago, and used it to find a resonant buzz in my car door speakers. I've come back to it now to test an amplifier. You can pick sine, square, triangle or sawtooth wave forms. Sine wave is pretty clean, square is messier and falls apart at high frequencies.The phone's volume control adjusts the amplitude, I get 0.8v peak to peak at max volume. Sine wave amplitude is reduced at frequencies above 17kHz. Very handy, simple to use. The promotions of other apps can intrusive but hey, Dmitsoft have to make a living!
4 people found this review helpful
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Dmitsoft
July 3, 2024
Thank you for your detailed review! We're glad to hear that the app has been useful for testing your car door speakers and amplifier. Your feedback is valuable, and we hope to continue providing a handy and simple tool for your needs.

What’s new

Little improvements.