# 汽车故障大全 vs Ai优米

The clearest difference is iOS requirement: 汽车故障大全 at 10.0 against Ai优米's 13.0. On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for 汽车故障大全 against 5.0 for Ai优米. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 汽车故障大全 | Ai优米 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/id1021207443/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ai/id1255732800/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | — | Free |
| Size | 27 MB | 227 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Chezhi Network Information Technology Co., Ltd](https://appshunter.io/developer/1021207442) | [深圳市车安达汽保设备有限公司](https://appshunter.io/developer/1255732799) |

## What reviewers say

### 汽车故障大全

[App page](https://appshunter.io/ios/app/id1021207443)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ai优米

[App page](https://appshunter.io/ios/app/ai/id1255732800)

This app provides a digital profit system for auto repair shops, offering solutions to enhance digital operations and drive continuous growth. It includes modules for customer acquisition, business strategy, vehicle condition assessment, and performance management.

**Highlights:** Digital profit system, Customer acquisition tools, Business strategy modules, Vehicle condition assessment, Performance management, Intelligent workstation management

**In-app purchases:** none


## Frequently asked questions

### Is 汽车故障大全 free?

汽车故障大全 is free to download, with no in-app purchases.

### Is Ai优米 free?

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

### Which has better reviews, 汽车故障大全 or Ai优米?

汽车故障大全 and Ai优米 are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do 汽车故障大全 or Ai优米 have ads?

Neither 汽车故障大全 nor Ai优米 shows ads.

### Which is updated more often, 汽车故障大全 or Ai优米?

汽车故障大全 ships an update every 2 weeks, and Ai优米 every 2 weeks. Most recently, 汽车故障大全 was updated on November 1, 2026 and Ai优米 on November 2, 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.*