# 民达OA vs Chat Genius

The clearest difference is in-app purchases: 民达OA at none against Chat Genius's 10. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Chat Genius sells 10 in-app purchases, starting at $29.99 per year. 民达OA asks for nothing beyond the download.

民达OA ships an update every 2 weeks, Chat Genius every 10 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 民达OA | Chat Genius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/chat-genius-40-ai/id6449758160/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | — | Freemium |
| Size | 58 MB | 62 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hunan Minda Pharmaceutical Co., Ltd.](https://appshunter.io/developer/1535162701) | [OneAI](https://appshunter.io/developer/1753050091) |

## What reviewers say

### 民达OA

[App page](https://appshunter.io/ios/app/oa/id1635309469)

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

**In-app purchases:** none


### Chat Genius

[App page](https://appshunter.io/ios/app/chat-genius-40-ai/id6449758160)

Engage in free-flowing conversations with an advanced AI assistant. Get information, spark creativity, and enjoy interactive entertainment through various AI personas. This tool simplifies complex tasks and provides instant answers to your queries.

**Highlights:** AI conversation, AI entertainment with multiple personas, AI content creation (articles, summaries), Simple and intuitive interface, Instant answers to queries, VIP subscription for enhanced features

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 年会员订阅 | $29.99 | per year |
| 半年会员订阅 | $29.99 | per 6 months |
| 4.0 增量包35次 | $0.99 | one-time |
| 4.0 体验包 | $0.99 | one-time |
| 4.0 增量包50次 | $2.99 | one-time |
| 4.0 增量包100次 | $4.99 | one-time |
| 4.0 增量包350次 | $6.99 | one-time |
| 4.0 增量包300次 | $9.99 | one-time |
| 4.0 增量包600次 | $19.99 | one-time |
| 永久会员 | $29.99 | one-time |


## Frequently asked questions

### Is 民达OA free?

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

### Is Chat Genius free?

Chat Genius is free to download, with in-app purchases available.

### Do 民达OA or Chat Genius have ads?

Neither 民达OA nor Chat Genius shows ads.

### Which is updated more often, 民达OA or Chat Genius?

民达OA ships an update every 2 weeks, and Chat Genius every 10 days. Most recently, 民达OA was updated on October 30, 2026 and Chat Genius on October 24, 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.*