# 大约信 vs 微鲸灵

The clearest difference is review sentiment: 大约信 at 100% against 微鲸灵's 53%. 微鲸灵's advantage is device support and iOS requirement (13.0 vs 15.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 大约信 | 微鲸灵 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id6480279538/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **100.0% of reviews** | 52.9% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 2 months |
| Size | 112 MB | 80 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Guangzhou RongYue Science andTechnology Company Limited](https://appshunter.io/developer/1738613084) | [海南絮果文化传媒有限公司](https://appshunter.io/developer/1828343737) |

## What reviewers say

### 大约信

[App page](https://appshunter.io/ios/app/id6480279538)

**In-app purchases:** none


### 微鲸灵

[App page](https://appshunter.io/ios/app/id6748972233)

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

**In-app purchases:** none


## Frequently asked questions

### Is 大约信 free?

大约信 is free to download, with no in-app purchases.

### Is 微鲸灵 free?

微鲸灵 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.*