# 语音速记 vs 图片转PDF：文档格式转换

The clearest difference is ads: 语音速记 at none against 图片转PDF：文档格式转换's shown. 语音速记 also leads on iOS requirement (8.0 vs 16). On price, 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.

## The numbers

| Metric | 语音速记 | 图片转PDF：文档格式转换 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Size | 29 MB | 15 MB |
| Requires iOS | **8.0** | 16 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Beijing Qicai Muzhi Technology Co.,Ltd.](https://appshunter.io/developer/909578035) | [Shenzhen Duoxiang Technology Co., Ltd](https://appshunter.io/developer/1534573413) |

## What reviewers say

### 语音速记

[App page](https://appshunter.io/ios/app/id1314372580)

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is 语音速记 free?

语音速记 is free to download, with no in-app purchases.

### 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.

### Do 语音速记 or 图片转PDF：文档格式转换 have ads?

图片转PDF：文档格式转换 shows ads; 语音速记 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.*