# 开智脑波 vs FocusWindow

The clearest difference is device support: 开智脑波 at 3 against FocusWindow's 1. 开智脑波 also leads on iOS requirement (12.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. 开智脑波 sells 3 one-off in-app purchases and FocusWindow sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 开智脑波 | FocusWindow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 121 MB | 264 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [北京大象智酷科技有限公司](https://appshunter.io/developer/1318572866) | [博阳 秘](https://appshunter.io/developer/1835344696) |

## What reviewers say

### 开智脑波

[App page](https://appshunter.io/ios/app/id6736854117)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $5.99 | one-time |
| 年会员 | $14.99 | one-time |
| 永久会员 | $59.99 | one-time |


### FocusWindow

[App page](https://appshunter.io/ios/app/focuswindow-deepflowtimer/id6757080644)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| pro.monthly | $0.99 | per month |
| pro.yearly | $2.99 | per year |
| lifetime | $8.99 | one-time |


## Frequently asked questions

### Is 开智脑波 free?

开智脑波 is free to download, with in-app purchases available.

### Is FocusWindow free?

FocusWindow is free to download, with in-app purchases available.

### Do 开智脑波 or FocusWindow have ads?

Neither 开智脑波 nor FocusWindow shows 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.*