# 电脑故障维修大全 vs 77电脑助手

The clearest difference is ads: 电脑故障维修大全 at none against 77电脑助手's shown. 77电脑助手's advantage is update cadence (monthly vs every 70 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 电脑故障维修大全 sells 2 one-off in-app purchases and 77电脑助手 sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

电脑故障维修大全 ships an update every 70 months, 77电脑助手 monthly. The most recent releases landed on October 13, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 电脑故障维修大全 | 77电脑助手 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (2 ratings)](https://appshunter.io/ios/app/id404802725/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 70 months | **Monthly** |
| Size | 8 MB | 68 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [伟 李](https://appshunter.io/developer/386806348) | [开拓 蔺](https://appshunter.io/developer/1620485229) |

## What reviewers say

### 电脑故障维修大全

[App page](https://appshunter.io/ios/app/id404802725)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Favorite | $0.99 | one-time |
| Premium | $0.99 | one-time |


### 77电脑助手

[App page](https://appshunter.io/ios/app/77/id1620485227)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 77电脑助手-周VIP | $0.99 | one-time |
| 77电脑助手-月VIP | $0.99 | one-time |
| 77电脑助手-季VIP | $2.99 | one-time |
| 77电脑助手-年VIP | $3.99 | one-time |
| 77电脑助手-永久VIP | $9.99 | one-time |


## Frequently asked questions

### Is 电脑故障维修大全 free?

电脑故障维修大全 is free to download, with in-app purchases available.

### Is 77电脑助手 free?

77电脑助手 is free to download, with in-app purchases available.

### Do 电脑故障维修大全 or 77电脑助手 have ads?

77电脑助手 shows ads; 电脑故障维修大全 does not.

### Which is updated more often, 电脑故障维修大全 or 77电脑助手?

电脑故障维修大全 ships an update every 70 months, and 77电脑助手 monthly. Most recently, 电脑故障维修大全 was updated on October 13, 2026 and 77电脑助手 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.*