# 喝水鸭：健康喝水提醒助手 vs ADHD Focus

The clearest difference is in-app purchases: 喝水鸭：健康喝水提醒助手 at none against ADHD Focus's 3. 喝水鸭：健康喝水提醒助手 also leads on iOS requirement (15.6 vs 18). ADHD Focus's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. ADHD Focus sells 3 in-app purchases, starting at $4.99 per month. 喝水鸭：健康喝水提醒助手 asks for nothing beyond the download.

## The numbers

| Metric | 喝水鸭：健康喝水提醒助手 | ADHD Focus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 months |
| Size | 14 MB | 17 MB |
| Requires iOS | **15.6** | 18 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Duoxiang Technology Co., Ltd](https://appshunter.io/developer/1534573413) | [Karol Jaworski](https://appshunter.io/developer/1799974477) |

## What reviewers say

### 喝水鸭：健康喝水提醒助手

[App page](https://appshunter.io/ios/app/id6744461867)

**Features:** macOS Compatibility

**In-app purchases:** none


### ADHD Focus

[App page](https://appshunter.io/ios/app/adhd-focus-reset/id6765745208)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Annual (Intro Offer) | $39.99 | per year |
| Annual | $39.99 | per year |


## Frequently asked questions

### Is 喝水鸭：健康喝水提醒助手 free?

喝水鸭：健康喝水提醒助手 is free to download, with no in-app purchases.

### Is ADHD Focus free?

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

### Do 喝水鸭：健康喝水提醒助手 or ADHD Focus have ads?

喝水鸭：健康喝水提醒助手 shows ads; ADHD Focus 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.*