# Keep Time! vs 时间的针脚

The clearest difference is in-app purchases: 时间的针脚 at none against Keep Time!'s 1. 时间的针脚 also leads on update cadence (weekly vs every 5 weeks). Keep Time!'s advantage is iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Keep Time! sells 1 in-app purchase, starting at $1.99 per year. 时间的针脚 asks for nothing beyond the download.

Keep Time! ships an update every 5 weeks, 时间的针脚 weekly. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Keep Time! | 时间的针脚 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Size | 4 MB | 34 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [锡蕃 林](https://appshunter.io/developer/522352724) | [念兵 杨](https://appshunter.io/developer/1795568591) |

## What reviewers say

### Keep Time!

[App page](https://appshunter.io/ios/app/keep-time-improve-focus/id1134622897)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annually | $1.99 | per year |


### 时间的针脚

[App page](https://appshunter.io/ios/app/id6742122691)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Keep Time! free?

Keep Time! is free to download, with in-app purchases available.

### Is 时间的针脚 free?

时间的针脚 is free to download, with no in-app purchases.

### Do Keep Time! or 时间的针脚 have ads?

Neither Keep Time! nor 时间的针脚 shows ads.

### Which is updated more often, Keep Time! or 时间的针脚?

Keep Time! ships an update every 5 weeks, and 时间的针脚 weekly. Most recently, Keep Time! was updated on October 26, 2026 and 时间的针脚 on October 28, 2026.

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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.*