# PureFrequency vs Sync Hemispheres

The clearest difference is ads: Sync Hemispheres at none against PureFrequency's shown. PureFrequency's advantage is device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | PureFrequency | Sync Hemispheres |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sync-hemispheres/id6755691128/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Weekly |
| Monetization | — | Free |
| Size | 6 MB | 138 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AN RU YANG](https://appshunter.io/developer/1819486438) | [John Paul Grigsby](https://appshunter.io/developer/1696719802) |

## What reviewers say

### PureFrequency

[App page](https://appshunter.io/ios/app/purefrequency/id6753100897)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sync Hemispheres

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

Explore altered mental states through controlled brainwave stimulation. This app uses binaural beats and ambient sounds to help you achieve deeper rest, enhanced focus, and explore dream states. Customize your experience with adjustable brainwave frequencies and timed transitions.

**Highlights:** Binaural beat generation, Adjustable brainwave frequencies, Timed brainwave transitions, Ambient soundscapes, Brainwave state presets, Binaural beats and ambient sound blending

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PureFrequency free?

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

### Is Sync Hemispheres free?

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

### Do PureFrequency or Sync Hemispheres have ads?

PureFrequency shows ads; Sync Hemispheres does not.

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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.*