Frequency Generator
Hz Tones, Sonic Sound, Healing
About
Generate precise audio tones for sleep, focus, and relaxation. Explore a wide frequency range, shape waveforms, and access presets like Solfeggio frequencies. An optional Pro upgrade unlocks all features.
What's New in Frequency Generator
1.1
July 21, 2026
Bug fixes and performance improvements. Thanks for using Frequency Generator — sleep, focus and tune with clean, precise tones.
MoreSubscription plans
Pro Yearly
Full access for focus, sleep & study.
Developer apps
FAQ
What is Frequency Generator used for?
Frequency Generator transforms your iPhone into a precise tone source for sleep, focus, relaxation, and sound exploration. It can mask distractions, aid concentration, and provide a backdrop for meditation.
Does Frequency Generator have ads?
Frequency Generator is ad-free. The core functionality is available for free, with an optional Pro upgrade for enhanced features.
What frequencies can Frequency Generator produce?
Frequency Generator can produce tones from a low 1 Hz rumble up to a high 22,000 Hz shimmer. It also allows you to play any note across nine octaves (C0–B8) and set concert pitch between 432 and 446 Hz.
What are the Pro upgrade features in Frequency Generator?
The optional Pro upgrade unlocks every waveform and noise color, binaural beats and isochronic tones, and the Solfeggio and musical-note presets. This provides a more comprehensive sound exploration experience.
Can Frequency Generator play sounds in the background?
Yes, Frequency Generator supports full background audio playback. You can lock your phone and continue listening to your chosen tones, with controls available via the lock screen and Control Center.
What is the pricing for Frequency Generator?
Frequency Generator is free to use. Subscription plans for the Pro version include 'Pro Weekly' at $4.99/P7D and 'Pro Yearly' at $29.99/P1Y, with the yearly plan offering a 7-day free trial.
How often is Frequency Generator updated?
The latest version of Frequency Generator is 1.1, which was last updated on July 21, 2026. Updates typically bring new features, improvements, and bug fixes.
What devices is Frequency Generator compatible with?
Frequency Generator is compatible with iPhone and iPad devices. It is rated for ages 4 and up.