# 永久階段 vs Cat Beats Focus

The clearest difference is iOS requirement: 永久階段 at 11.0 against Cat Beats Focus's 16.0. On price, ads, in-app purchases and device support 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 | 永久階段 | Cat Beats Focus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cat-beats-focus/id6502277004/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Ad-supported |
| Size | 108 MB | 170 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Garhi Japan K.K.](https://appshunter.io/developer/1444709284) | [OMEGA POINT](https://appshunter.io/developer/448044671) |

## What reviewers say

### 永久階段

[App page](https://appshunter.io/ios/app/id6499254170)

**In-app purchases:** none


### Cat Beats Focus

[App page](https://appshunter.io/ios/app/cat-beats-focus/id6502277004)

Engage in short, simple games designed to enhance focus and motivation through binaural beat sound frequencies. This app utilizes specific brainwave sounds to help users achieve a state of deep concentration before work or study.

**Highlights:** 3-minute concentration games, Binaural beat sound frequencies, Gamma wave enhancement for focus, Alpha wave relaxation, Delta wave sleep aid, Theta wave meditation support, 528Hz Solfeggio frequency

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 永久階段 free?

永久階段 is free to download, with no in-app purchases.

### Is Cat Beats Focus free?

Cat Beats Focus is free to download, with no in-app purchases.

### Do 永久階段 or Cat Beats Focus have ads?

Both 永久階段 and Cat Beats Focus show ads.

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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.*