# 重型调试助手 vs Legacy Industry

The clearest difference is ads: Legacy Industry at none against 重型调试助手's shown. 重型调试助手's advantage is update cadence (fortnightly vs every 12 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

重型调试助手 ships an update fortnightly, Legacy Industry every 12 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 重型调试助手 | Legacy Industry |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 12 months |
| Size | 84 MB | 40 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jiangsu Xugong Information Technology Co., Ltd.](https://appshunter.io/developer/1065721255) | [Anhui Udan Technology Co., Ltd.](https://appshunter.io/developer/1593792520) |

## What reviewers say

### 重型调试助手

[App page](https://appshunter.io/ios/app/id1444729390)

**Features:** macOS Compatibility

**In-app purchases:** none


### Legacy Industry

[App page](https://appshunter.io/ios/app/legacy-industry/id6471319635)

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

**In-app purchases:** none


## Frequently asked questions

### Is 重型调试助手 free?

重型调试助手 is free to download, with no in-app purchases.

### Is Legacy Industry free?

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

### Do 重型调试助手 or Legacy Industry have ads?

重型调试助手 shows ads; Legacy Industry does not.

### Which is updated more often, 重型调试助手 or Legacy Industry?

重型调试助手 ships an update fortnightly, and Legacy Industry every 12 months. Most recently, 重型调试助手 was updated on October 26, 2026 and Legacy Industry on October 25, 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.*