# 时间沙漏：自律专注倒计时 vs 豆宝Ai

The clearest difference is in-app purchases: 时间沙漏：自律专注倒计时 at none against 豆宝Ai's 1. 豆宝Ai's advantage is device support and iOS requirement (12.0 vs 16). On price there is nothing between them.

Both are free to download. 豆宝Ai sells 1 in-app purchase, starting at $3.99 per 7 days. 时间沙漏：自律专注倒计时 asks for nothing beyond the download.

## The numbers

| Metric | 时间沙漏：自律专注倒计时 | 豆宝Ai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 7 months |
| Size | 18 MB | 22 MB |
| Requires iOS | 16 | **12.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Duoxiang Technology Co., Ltd](https://appshunter.io/developer/1534573413) | [爱淋 刘](https://appshunter.io/developer/1869074786) |

## What reviewers say

### 时间沙漏：自律专注倒计时

[App page](https://appshunter.io/ios/app/id6747423701)

**In-app purchases:** none


### 豆宝Ai

[App page](https://appshunter.io/ios/app/ai/id6758851510)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周订阅 | $3.99 | per 7 days |


## Frequently asked questions

### Is 时间沙漏：自律专注倒计时 free?

时间沙漏：自律专注倒计时 is free to download, with no in-app purchases.

### Is 豆宝Ai free?

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

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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.*