# 77电脑助手 vs Mammoth Coding

The clearest difference is in-app purchases: Mammoth Coding at none against 77电脑助手's 5. Mammoth Coding also leads on ads (none vs shown) and update cadence (fortnightly vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 77电脑助手 sells 5 one-off in-app purchases. Mammoth Coding asks for nothing beyond the download.

77电脑助手 ships an update monthly, Mammoth Coding fortnightly. The most recent releases landed on October 4, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 77电脑助手 | Mammoth Coding |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Fortnightly** |
| Size | 68 MB | 185 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [开拓 蔺](https://appshunter.io/developer/1620485229) | [Shenzhen Maker Stars Technology Co., Ltd.](https://appshunter.io/developer/1422345349) |

## What reviewers say

### 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 |


### Mammoth Coding

[App page](https://appshunter.io/ios/app/mammoth-coding/id6448233669)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 77电脑助手 free?

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

### Is Mammoth Coding free?

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

### Do 77电脑助手 or Mammoth Coding have ads?

77电脑助手 shows ads; Mammoth Coding does not.

### Which is updated more often, 77电脑助手 or Mammoth Coding?

77电脑助手 ships an update monthly, and Mammoth Coding fortnightly. Most recently, 77电脑助手 was updated on October 4, 2026 and Mammoth Coding on September 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.*