# Alpha vs 纠错大师

The clearest difference is iOS requirement: Alpha at 11.0 against 纠错大师's 15.0. 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.

Alpha ships an update monthly, 纠错大师 every 3 weeks. Both last shipped on September 17, 2026.

## The numbers

| Metric | Alpha | 纠错大师 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (3 ratings)](https://appshunter.io/ios/app/alpha/id1317197864/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 74 MB | 98 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [北京新橙科技有限公司](https://appshunter.io/developer/1317197863) | [杭州扶志科技有限公司](https://appshunter.io/developer/1651860833) |

## What reviewers say

### Alpha

[App page](https://appshunter.io/ios/app/alpha/id1317197864)

This platform assists legal professionals with case management, legal research, and professional development. It offers access to a vast legal database, real-time case progress tracking, secure document management with cloud storage, and online courses for continuous learning.

**Highlights:** Extensive legal database access, Real-time case progress tracking, Secure document management, Cloud storage (100TB), Online legal courses, Business approval workflows

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

**In-app purchases:** none


### 纠错大师

[App page](https://appshunter.io/ios/app/ai/id6444046564)

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

**In-app purchases:** none


## Frequently asked questions

### Is Alpha free?

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

### Is 纠错大师 free?

纠错大师 is free to download, with no in-app purchases.

### Do Alpha or 纠错大师 have ads?

Neither Alpha nor 纠错大师 shows ads.

### Which is updated more often, Alpha or 纠错大师?

Alpha ships an update monthly, and 纠错大师 every 3 weeks. Most recently, Alpha was updated on September 17, 2026 and 纠错大师 on September 17, 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.*