# 快解压 · iRar文件解压专家 vs AOI

The clearest difference is in-app purchases: AOI at none against 快解压 · iRar文件解压专家's 3. 快解压 · iRar文件解压专家's advantage is update cadence (every 3 weeks vs every 6 months) and device support. On price and iOS requirement there is nothing between them.

Both are free to download. 快解压 · iRar文件解压专家 sells 3 in-app purchases, starting at $0.49 per month. AOI asks for nothing beyond the download.

快解压 · iRar文件解压专家 ships an update every 3 weeks, AOI every 6 months. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 快解压 · iRar文件解压专家 | AOI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aoi/id1603547582/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | — | Free |
| Size | 64 MB | 1 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [上海氢木科技有限公司](https://appshunter.io/developer/1546421993) | [杰 李](https://appshunter.io/developer/1602306282) |

## What reviewers say

### 快解压 · iRar文件解压专家

[App page](https://appshunter.io/ios/app/irar/id1593876277)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $0.49 | per month |
| 连续包季 | $1.49 | per 3 months |
| 连续包年 | $4.49 | per year |


### AOI

[App page](https://appshunter.io/ios/app/aoi/id1603547582)

This utility app allows users to control iPhone camera modules, adjust parameters, and switch camera views. It also enables local server and client creation for interactive experiences and includes a dice game for friendly competition.

**Highlights:** iPhone camera module control, Customizable camera parameters, Local server and client setup, Interactive communication, Dice rolling mini-game

**In-app purchases:** none


## Frequently asked questions

### Is 快解压 · iRar文件解压专家 free?

快解压 · iRar文件解压专家 is free to download, with in-app purchases available.

### Is AOI free?

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

### Which is updated more often, 快解压 · iRar文件解压专家 or AOI?

快解压 · iRar文件解压专家 ships an update every 3 weeks, and AOI every 6 months. Most recently, 快解压 · iRar文件解压专家 was updated on October 10, 2026 and AOI on October 1, 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.*