# 修车帮 vs ZDOBD

The clearest difference is iOS requirement: 修车帮 at 12.0 against ZDOBD's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

修车帮 ships an update every 2 weeks, ZDOBD monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 修车帮 | ZDOBD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (4 ratings)](https://appshunter.io/ios/app/zdobd/id6449920963/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 61 MB | 22 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [北京卓众出版有限公司](https://appshunter.io/developer/468986859) | [深圳市正德友邦科技有限公司](https://appshunter.io/developer/1691030696) |

## What reviewers say

### 修车帮

[App page](https://appshunter.io/ios/app/id1191767097)

**Features:** macOS Compatibility

**In-app purchases:** none


### ZDOBD

[App page](https://appshunter.io/ios/app/zdobd/id6449920963)

This diagnostic tool connects to portable diesel vehicle devices via Bluetooth to perform comprehensive vehicle checks. It allows users to view ECU information, diagnose and clear faults, monitor real-time data, and conduct specific tests like DPF regeneration.

**Highlights:** Bluetooth connectivity, ECU version information, Vehicle fault diagnosis and clearing, Real-time data flow monitoring, DPF regeneration, SCR testing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 修车帮 free?

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

### Is ZDOBD free?

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

### Do 修车帮 or ZDOBD have ads?

Neither 修车帮 nor ZDOBD shows ads.

### Which is updated more often, 修车帮 or ZDOBD?

修车帮 ships an update every 2 weeks, and ZDOBD monthly. Most recently, 修车帮 was updated on November 6, 2026 and ZDOBD on November 3, 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.*