# 数字原创保护 vs 光年商品标题优化工具

The clearest difference is update cadence: 光年商品标题优化工具 at every 3 weeks against 数字原创保护's every 4 months. 光年商品标题优化工具 also leads on iOS requirement (9.0 vs 11.0). 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.

数字原创保护 ships an update every 4 months, 光年商品标题优化工具 every 3 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | 数字原创保护 | 光年商品标题优化工具 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 32 MB | 21 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [四川数字认证中心](https://appshunter.io/developer/1457670420) | [光年实验室](https://appshunter.io/developer/1673241315) |

## What reviewers say

### 数字原创保护

[App page](https://appshunter.io/ios/app/id1556205305)

**Features:** macOS Compatibility

**In-app purchases:** none


### 光年商品标题优化工具

[App page](https://appshunter.io/ios/app/id6448250145)

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

**In-app purchases:** none


## Frequently asked questions

### Is 数字原创保护 free?

数字原创保护 is free to download, with no in-app purchases.

### Is 光年商品标题优化工具 free?

光年商品标题优化工具 is free to download, with no in-app purchases.

### Do 数字原创保护 or 光年商品标题优化工具 have ads?

Neither 数字原创保护 nor 光年商品标题优化工具 shows ads.

### Which is updated more often, 数字原创保护 or 光年商品标题优化工具?

数字原创保护 ships an update every 4 months, and 光年商品标题优化工具 every 3 weeks. Most recently, 数字原创保护 was updated on October 30, 2026 and 光年商品标题优化工具 on October 30, 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.*