Healing Harmony - NineHarmony
Easy, simple and beautiful
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Solfeggio frequencies (174/285/396/417/528/639/741/852/963Hz)
A simple sound app that lets you freely layer frequencies with individual playback or simultaneous playback of up to 9 tones.
Key Features
One-tap playback of 9 tones (supports simultaneous playback)
Auto-stop timer (OFF / 5 / 10 / 15 / 30 / 60 min / Custom)
Preset saving
Light/Dark themes
Easy-to-see simple round button UI
Recommended Uses
As background music for meditation, breathing, or breaks
As ambient sounds for focused work or before bed
Layer multiple frequencies to create and save your own unique tones based on your mood
Important Notice
This app is for relaxation/entertainment purposes only. It does not guarantee any medical benefits.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
ver. 1.0.6 - Minor fixes have been implemented.
The developer, Tsutomu Nagai, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Browsing History
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Browsing History
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Tsutomu Nagai
- Size
- 6.4 MB
- Category
- Lifestyle
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Remove Ads. $2.99
- Copyright
- © 2025 Tsutomu Nagai