# 汽车大师 vs 通达OA精灵2017

The clearest difference is rating: 汽车大师 at 3.0 against 通达OA精灵2017's 1.0. 通达OA精灵2017's advantage is in-app purchases (none vs 10) and iOS requirement (9.0 vs 15.5). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. 汽车大师 sells 10 one-off in-app purchases. 通达OA精灵2017 asks for nothing beyond the download.

汽车大师 holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

汽车大师 ships an update every 9 days, 通达OA精灵2017 fortnightly. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 汽车大师 | 通达OA精灵2017 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/id953918366/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/oa2017/id1231849563/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 27.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 177 MB | 57 MB |
| Requires iOS | 15.5 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [北京百车宝科技有限公司](https://appshunter.io/developer/904143799) | [北京通达信科科技有限公司](https://appshunter.io/developer/1018115125) |

## What reviewers say

### 汽车大师

[App page](https://appshunter.io/ios/app/id953918366)

This platform offers AI-powered automotive repair assistance, providing access to extensive repair data, expert consultations, and diagnostic tools for technicians. It aims to simplify car maintenance with a comprehensive database and real-world case studies.

**Highlights:** AI-powered fault diagnosis, Extensive repair data and diagrams, Expert consultation services, Real-world case study database, VIN and OE part lookup, New energy vehicle repair training

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 余额充值6元 | $0.99 | one-time |
| 余额充值18元 | $2.99 | one-time |
| 余额充值25元 | $3.99 | one-time |
| 余额充值30元 | $3.99 | one-time |
| 余额充值40元 | $5.99 | one-time |
| 余额充值50元 | $6.99 | one-time |
| 余额充值198元 | $29.99 | one-time |
| 余额充值298元 | $39.99 | one-time |
| 余额充值398元 | $59.99 | one-time |
| 余额充值648元 | $99.99 | one-time |


### 通达OA精灵2017

[App page](https://appshunter.io/ios/app/oa2017/id1231849563)

This mobile application serves as the portable version of a leading office software system, offering essential features for businesses. It provides access to email, announcements, schedules, contacts, workflows, and instant messaging for seamless remote work.

**Highlights:** Email access, Announcements and notifications, Schedule management, Contact directory, Workflow processing, Instant messaging

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

**In-app purchases:** none


## Frequently asked questions

### Is 汽车大师 free?

汽车大师 is free to download, with in-app purchases available.

### Is 通达OA精灵2017 free?

通达OA精灵2017 is free to download, with no in-app purchases.

### Which has better reviews, 汽车大师 or 通达OA精灵2017?

汽车大师 is rated higher. 汽车大师 averages 3.0 out of 5 from 2 ratings, while 通达OA精灵2017 averages 1.0 from 2 ratings.

### Do 汽车大师 or 通达OA精灵2017 have ads?

Neither 汽车大师 nor 通达OA精灵2017 shows ads.

### Which is updated more often, 汽车大师 or 通达OA精灵2017?

汽车大师 ships an update every 9 days, and 通达OA精灵2017 fortnightly. Most recently, 汽车大师 was updated on October 3, 2026 and 通达OA精灵2017 on October 8, 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.*