# 奇多多学伴 vs 19×19

The clearest difference is price: 奇多多学伴 at Free against 19×19's $2.99. 奇多多学伴 also leads on iOS requirement (13.0 vs 18.0). 19×19's advantage is update cadence (every 9 days vs every 3 weeks). On ads, in-app purchases and device support there is nothing between them.

奇多多学伴 is free to download; 19×19 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

奇多多学伴 ships an update every 3 weeks, 19×19 every 9 days. The most recent releases landed on October 7, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 奇多多学伴 | 19×19 |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 85 MB | 7 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Zhuhai AutoArk Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1780962314) | [JINGZHE JIANG](https://appshunter.io/developer/1888097689) |

## What reviewers say

### 奇多多学伴

[App page](https://appshunter.io/ios/app/id6755015348)

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

**In-app purchases:** none


### 19×19

[App page](https://appshunter.io/ios/app/1919/id6815097266)

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

**In-app purchases:** none


## Frequently asked questions

### Is 奇多多学伴 free?

奇多多学伴 is free to download, with no in-app purchases.

### Is 19×19 free?

19×19 costs $2.99, with no in-app purchases.

### Do 奇多多学伴 or 19×19 have ads?

Neither 奇多多学伴 nor 19×19 shows ads.

### Which is updated more often, 奇多多学伴 or 19×19?

奇多多学伴 ships an update every 3 weeks, and 19×19 every 9 days. Most recently, 奇多多学伴 was updated on October 7, 2026 and 19×19 on October 29, 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.*