# 怎么称呼 vs 单价对比

The clearest difference is iOS requirement: 怎么称呼 at 14.0 against 单价对比's 17.0. On price, ads, in-app purchases and device support 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 | 怎么称呼 | 单价对比 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 3 MB | 0 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [强 彭](https://appshunter.io/developer/1619080665) | [Hangzhou Qiheng Technology Co., Ltd.](https://appshunter.io/developer/1735651855) |

## What reviewers say

### 怎么称呼

[App page](https://appshunter.io/ios/app/id1671505390)

**Features:** macOS Compatibility

**In-app purchases:** none


### 单价对比

[App page](https://appshunter.io/ios/app/id6479344079)

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

**In-app purchases:** none


## Frequently asked questions

### Is 怎么称呼 free?

怎么称呼 is free to download, with no in-app purchases.

### Is 单价对比 free?

单价对比 is free to download, with no in-app purchases.

### Do 怎么称呼 or 单价对比 have ads?

Neither 怎么称呼 nor 单价对比 shows ads.

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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.*