# Frequency Healing Sounds Hertz vs Sync Hemispheres

The clearest difference is review sentiment: Sync Hemispheres at 100% against Frequency Healing Sounds Hertz's 60%. Sync Hemispheres also leads on in-app purchases (none vs 3) and rating (5.0 vs 4.8). Frequency Healing Sounds Hertz's advantage is ratings volume (1.4K vs 3) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Frequency Healing Sounds Hertz sells 3 in-app purchases, starting at $14.99 per month. Sync Hemispheres asks for nothing beyond the download.

Sync Hemispheres holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Frequency Healing Sounds Hertz has 1.4K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 60% of Frequency Healing Sounds Hertz's written reviews are positive against 100% of Sync Hemispheres's.

Frequency Healing Sounds Hertz ships an update monthly, Sync Hemispheres every 2 weeks. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Frequency Healing Sounds Hertz | Sync Hemispheres |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (1.4K ratings)](https://appshunter.io/ios/app/frequency-healing-sounds-hertz/id6473569608/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sync-hemispheres/id6755691128/reviews)** |
| Number of ratings | **1.4K** | 3 |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Freemium | **Free** |
| Size | 122 MB | 138 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Zhuzhou Yiqi Network Technology Co., Ltd.](https://appshunter.io/developer/1655498857) | [John Paul Grigsby](https://appshunter.io/developer/1696719802) |

## What reviewers say

### Frequency Healing Sounds Hertz

[App page](https://appshunter.io/ios/app/frequency-healing-sounds-hertz/id6473569608)

Explore therapeutic sound frequencies designed to promote physical, emotional, and spiritual well-being. Access sessions for pain relief, stress reduction, improved concentration, and emotional balance. Enhance meditation and sleep with specific brainwave frequencies.

**Highlights:** Therapeutic frequency sessions, Pain and stress relief frequencies, Frequencies for emotional balance, Brainwave frequencies for sleep and meditation, Promotes concentration and relaxation, Aids in spiritual connection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Frequency Premium Monthly | $14.99 | per month |
| Frequency Premium Annual | $34.99 | per year |
| Frequency Premium Lifetime | $59.99 | one-time |

**What reviewers like**

- 👍 Awesome
- 👍 Excellent
- 🙏 Gratitude
- 🚀 Seems to be helping with health issues

**What reviewers complain about**

- 💰 In-app purchases everywhere
- ⚠️ Does not support family sharing
- 🔇 Cannot play in background while using other apps
- 🔇 Cannot loop or create playlists

**Reported bugs**

- Double charging issues
- Lifetime premium not activating on all devices

**Requested features**

- Allow playing in background with other apps
- Add playlist and looping functionality


### Sync Hemispheres

[App page](https://appshunter.io/ios/app/sync-hemispheres/id6755691128)

Explore different mental states through brainwave entrainment. This app uses binaural beats and ambient sounds to help you achieve deeper rest, better focus, and enhanced dream states. Customize your experience with adjustable frequencies and timers.

**Highlights:** Binaural beats for brainwave entrainment, Selectable brainwave states (Delta, Theta, Alpha, Beta, Gamma), Customizable brainwave timers, Ambient soundscapes (white noise, ocean waves), Blend binaural beats with ambient sounds, NASA satellite photography backgrounds

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Frequency Healing Sounds Hertz free?

Frequency Healing Sounds Hertz is free to download, with in-app purchases available.

### Is Sync Hemispheres free?

Sync Hemispheres is free to download, with no in-app purchases.

### Which has better reviews, Frequency Healing Sounds Hertz or Sync Hemispheres?

Sync Hemispheres is rated higher. Frequency Healing Sounds Hertz averages 4.8 out of 5 from 1.4K ratings, while Sync Hemispheres averages 5.0 from 3 ratings.

### Do Frequency Healing Sounds Hertz or Sync Hemispheres have ads?

Neither Frequency Healing Sounds Hertz nor Sync Hemispheres shows ads.

### Which is updated more often, Frequency Healing Sounds Hertz or Sync Hemispheres?

Frequency Healing Sounds Hertz ships an update monthly, and Sync Hemispheres every 2 weeks. Most recently, Frequency Healing Sounds Hertz was updated on November 12, 2026 and Sync Hemispheres on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*