# 零维宇宙 vs 心选妈妈

The clearest difference is in-app purchases: 心选妈妈 at none against 零维宇宙's 1. 心选妈妈 also leads on device support. 零维宇宙's advantage is iOS requirement (13.0 vs 15.6). On price there is nothing between them.

Both are free to download. 零维宇宙 sells 1 in-app purchase, starting at $3.99 per month. 心选妈妈 asks for nothing beyond the download.

## The numbers

| Metric | 零维宇宙 | 心选妈妈 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Weekly |
| Size | 73 MB | 17 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ShangHai ArgonStar Tech Co., Ltd.](https://appshunter.io/developer/1700799358) | [知芽智伴(北京)科技有限公司](https://appshunter.io/developer/1884201602) |

## What reviewers say

### 零维宇宙

[App page](https://appshunter.io/ios/app/ai/id6457204291)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus | $3.99 | per month |


### 心选妈妈

[App page](https://appshunter.io/ios/app/id6760378844)

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

**In-app purchases:** none


## Frequently asked questions

### Is 零维宇宙 free?

零维宇宙 is free to download, with in-app purchases available.

### Is 心选妈妈 free?

心选妈妈 is free to download, with no in-app purchases.

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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.*