# 拾光 vs UnDo

The clearest difference is update cadence: UnDo at every 5 days against 拾光's every 11 days. 拾光's advantage is iOS requirement (15.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

拾光 ships an update every 11 days, UnDo every 5 days. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 拾光 | UnDo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 5 days** |
| Size | 41 MB | 1 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [宜文 郝](https://appshunter.io/developer/1711316539) | [朝峰 陈](https://appshunter.io/developer/1868597907) |

## What reviewers say

### 拾光

[App page](https://appshunter.io/ios/app/id6746194972)

**Features:** macOS Compatibility

**In-app purchases:** none


### UnDo

[App page](https://appshunter.io/ios/app/undo/id6761196951)

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

**In-app purchases:** none


## Frequently asked questions

### Is 拾光 free?

拾光 is free to download, with no in-app purchases.

### Is UnDo free?

UnDo is free to download, with no in-app purchases.

### Do 拾光 or UnDo have ads?

Neither 拾光 nor UnDo shows ads.

### Which is updated more often, 拾光 or UnDo?

拾光 ships an update every 11 days, and UnDo every 5 days. Most recently, 拾光 was updated on October 11, 2026 and UnDo on October 8, 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.*