# 萌萌答 vs 优牙库

The clearest difference is in-app purchases: 优牙库 at none against 萌萌答's 4. 萌萌答's advantage is update cadence (every 10 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 萌萌答 sells 4 in-app purchases, starting at $3.99 per month. 优牙库 asks for nothing beyond the download.

萌萌答 ships an update every 10 days, 优牙库 monthly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 萌萌答 | 优牙库 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6742437283/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 84 MB | 35 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [北京萌宝科技有限公司](https://appshunter.io/developer/1020615892) | [美吧](https://appshunter.io/developer/1798399852) |

## What reviewers say

### 萌萌答

[App page](https://appshunter.io/ios/app/ai/id6739529739)

An AI companion designed for children aged 6-12, offering interactive chat, educational content, and engaging games. It aims to spark curiosity, encourage self-expression, and foster good habits through a safe and fun learning environment.

**Highlights:** AI chat and Q&A, Educational content and documentaries, Interactive games and challenges, Cute animated character interaction, Personalized content recommendations, Child-friendly interface

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 萌萌答VIP连续包月 | $3.99 | per month |
| 萌萌答 VIP 月卡 | $4.99 | one-time |
| 萌萌答 VIP年卡 | $29.99 | one-time |
| 萌萌答 永久VIP | $59.99 | one-time |


### 优牙库

[App page](https://appshunter.io/ios/app/id6742437283)

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

**In-app purchases:** none


## Frequently asked questions

### Is 萌萌答 free?

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

### Is 优牙库 free?

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

### Do 萌萌答 or 优牙库 have ads?

Neither 萌萌答 nor 优牙库 shows ads.

### Which is updated more often, 萌萌答 or 优牙库?

萌萌答 ships an update every 10 days, and 优牙库 monthly. Most recently, 萌萌答 was updated on November 4, 2026 and 优牙库 on October 30, 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.*