Frequency Generator - Hz Sound
Tone & Waveform Generator
About
Create audio tones from 1 Hz to 22 kHz with adjustable frequency and waveform. Offers a sleep timer and dark mode. Free users have limited daily uses and waveform options.
What's New in Frequency Generator
7
July 7, 2026
fixed minor bug
In-App Purchases
$4.99
Premium.
Upgrade to Premium.
Developer apps
FAQ
What is Frequency & Tone Generator?
Frequency & Tone Generator is a utility app that allows you to create audio tones with frequencies ranging from 1 Hz to 22 kHz. You can control the frequency, select from various waveforms, and set sleep timers.
What waveforms are available in Frequency & Tone Generator?
The free version offers the Sine waveform. Premium users gain access to Square, Triangle, Saw, Pulse, Narrow, and White Noise waveforms.
How does the free version of Frequency & Tone Generator differ from premium?
Free users are limited to 3 uses per day, the Sine waveform, and a 1-minute timer. Premium unlocks all waveforms, removes the daily usage limit, and provides access to all timer functionalities.
What devices does Frequency & Tone Generator support?
Frequency & Tone Generator is available for iPhone and iPad devices.
What is the age rating for Frequency & Tone Generator?
The app has an age rating of 12+, indicating it is suitable for users aged 12 and older.
How often is Frequency & Tone Generator updated?
The latest version is 5, and the app was last updated on June 9, 2026. This suggests a relatively active development cycle.
What is the user sentiment for Frequency & Tone Generator?
Based on the provided data, the app has a high rating of 4.7 stars from 3 ratings, indicating positive user sentiment.
Does Frequency & Tone Generator have ads?
No, Frequency & Tone Generator does not contain advertisements. The app is free to download and offers optional premium features through in-app purchases.