# 图片转PDF：文档格式转换 vs SealMaker

The clearest difference is ads: SealMaker at none against 图片转PDF：文档格式转换's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | 图片转PDF：文档格式转换 | SealMaker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 5 months |
| Size | 15 MB | 51 MB |
| Requires iOS | **16** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Duoxiang Technology Co., Ltd](https://appshunter.io/developer/1534573413) | [郑州山茶网络技术有限公司](https://appshunter.io/developer/1890882583) |

## What reviewers say

### 图片转PDF：文档格式转换

[App page](https://appshunter.io/ios/app/pdf/id6747079477)

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

**In-app purchases:** none


### SealMaker

[App page](https://appshunter.io/ios/app/sealmaker/id6761686772)

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

**In-app purchases:** none


## Frequently asked questions

### Is 图片转PDF：文档格式转换 free?

图片转PDF：文档格式转换 is free to download, with no in-app purchases.

### Is SealMaker free?

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

### Do 图片转PDF：文档格式转换 or SealMaker have ads?

图片转PDF：文档格式转换 shows ads; SealMaker does not.

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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.*