# OBD故障码助手 vs 千豆故障码查询

The clearest difference is in-app purchases: OBD故障码助手 at none against 千豆故障码查询's 3. OBD故障码助手 also leads on iOS requirement (7.1 vs 9.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 千豆故障码查询 sells 3 one-off in-app purchases. OBD故障码助手 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | OBD故障码助手 | 千豆故障码查询 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 24 MB | 22 MB |
| Requires iOS | **7.1** | 9.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [深圳市爱夫卡科技有限公司](https://appshunter.io/developer/980516490) | [Changsha Gengyun Network Technology Co., Ltd](https://appshunter.io/developer/1498713734) |

## What reviewers say

### OBD故障码助手

[App page](https://appshunter.io/ios/app/obd/id980516491)

**Features:** macOS Compatibility

**In-app purchases:** none


### 千豆故障码查询

[App page](https://appshunter.io/ios/app/id6444245231)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30天会员 | $0.99 | one-time |
| 季卡会员 | $2.99 | one-time |
| 年卡会员 | $7.99 | one-time |


## Frequently asked questions

### Is OBD故障码助手 free?

OBD故障码助手 is free to download, with no in-app purchases.

### Is 千豆故障码查询 free?

千豆故障码查询 is free to download, with in-app purchases available.

### Do OBD故障码助手 or 千豆故障码查询 have ads?

Neither OBD故障码助手 nor 千豆故障码查询 shows ads.

### Which is updated more often, OBD故障码助手 or 千豆故障码查询?

OBD故障码助手 ships an update every 2 months, and 千豆故障码查询 every 2 months. Most recently, OBD故障码助手 was updated on October 6, 2026 and 千豆故障码查询 on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*