# 专注的圆宝 vs 学习计时

The clearest difference is device support: 学习计时 at 2 against 专注的圆宝's —. 专注的圆宝's advantage is iOS requirement (12.0 vs 16.0). On price and in-app purchases there is nothing between them.

Both are free to download. 专注的圆宝 sells 2 in-app purchases, starting at $0.99 per month and 学习计时 sells 2 in-app purchases, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 专注的圆宝 | 学习计时 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | — | No |
| Update frequency | — | Fortnightly |
| Size | 54 MB | 31 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [龙飞 刘](https://appshunter.io/developer/1732953959) | [小拓 林](https://appshunter.io/developer/1267985198) |

## What reviewers say

### 专注的圆宝

[App page](https://appshunter.io/ios/app/id6478476487)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 会员月卡 | $0.99 | per month |
| 会员年卡 | $0.99 | per year |


### 学习计时

[App page](https://appshunter.io/ios/app/id6739724559)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $4.99 | per year |
| Lifetime Membership | $7.99 | one-time |


## Frequently asked questions

### Is 专注的圆宝 free?

专注的圆宝 is free to download, with in-app purchases available.

### Is 学习计时 free?

学习计时 is free to download, with in-app purchases available.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*