# 问小白 vs OCenWorld

The clearest difference is iOS requirement: OCenWorld at 13.0 against 问小白's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 问小白 sells 10 in-app purchases, starting at $3.99 per month and OCenWorld sells 7 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

问小白 ships an update weekly, OCenWorld every 6 days. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 问小白 | OCenWorld |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (6 ratings)](https://appshunter.io/ios/app/id6476144477/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 21.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 240 MB | 259 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [北京元石科技有限公司](https://appshunter.io/developer/1713742934) | [东江 刘](https://appshunter.io/developer/1895315696) |

## What reviewers say

### 问小白

[App page](https://appshunter.io/ios/app/id6476144477)

This AI assistant excels at long-form content generation, complex task management, and maintaining context in extended conversations. It helps with writing, research, and creative projects by remembering past interactions and information.

**Highlights:** Long context understanding, Extended conversational memory, AI character interaction, Long-form content creation, Document reading and summarization, Image understanding, Deep thinking and analysis

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP基础版 | $3.99 | per month |
| SVIP标准版 | $14.99 | per month |
| SVIP专业版 | $29.99 | per month |
| SVIP旗舰版 | $59.99 | per month |
| 8 computing power | $0.99 | one-time |
| 48 computing power | $5.99 | one-time |
| One-month SVIP membership | $59.99 | one-time |
| Three-month SVIP membership | $129.99 | one-time |
| Half-year SVIP membership | $229.99 | one-time |
| One-year SVIP membership | $349.99 | one-time |


### OCenWorld

[App page](https://appshunter.io/ios/app/ocenworld/id6760682606)

Engage in creative writing and AI-powered conversations with custom characters. Organize your work with albums and notes, and collaborate on stories. Offers in-app purchases and a monthly subscription for enhanced chat features.

**Highlights:** Custom AI character conversations, Creative writing tools, Story co-creation, Album organization, Note-taking, Monthly chat subscription

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 畅聊包月 | $2.99 | per month |
| 600 点数 | $0.99 | one-time |
| 番茄钟 Pro 解锁版 | $0.99 | one-time |
| 畅聊月卡 | $2.99 | one-time |
| 1800 点数 | $2.99 | one-time |
| 3000点数 | $3.99 | one-time |
| 6800点数 | $9.99 | one-time |


## Frequently asked questions

### Is 问小白 free?

问小白 is free to download, with in-app purchases available.

### Is OCenWorld free?

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

### Do 问小白 or OCenWorld have ads?

Neither 问小白 nor OCenWorld shows ads.

### Which is updated more often, 问小白 or OCenWorld?

问小白 ships an update weekly, and OCenWorld every 6 days. Most recently, 问小白 was updated on November 4, 2026 and OCenWorld on November 5, 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.*