# 平行威客 vs A4排版助手

The clearest difference is iOS requirement: 平行威客 at 9.0 against A4排版助手's 17.0. 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.

## The numbers

| Metric | 平行威客 | A4排版助手 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 77 MB | 1 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [武汉平行世界网络科技有限公司](https://appshunter.io/developer/1114439838) | [炳 郑](https://appshunter.io/developer/6775876628) |

## What reviewers say

### 平行威客

[App page](https://appshunter.io/ios/app/id1332419850)

**Features:** macOS Compatibility

**In-app purchases:** none


### A4排版助手

[App page](https://appshunter.io/ios/app/a4/id6783326893)

**In-app purchases:** none


## Frequently asked questions

### Is 平行威客 free?

平行威客 is free to download, with no in-app purchases.

### Is A4排版助手 free?

A4排版助手 is free to download, with no in-app purchases.

### Do 平行威客 or A4排版助手 have ads?

Neither 平行威客 nor A4排版助手 shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*