# 海航信息 vs 时间计算器Pro

The clearest difference is in-app purchases: 海航信息 at none against 时间计算器Pro's 3. 时间计算器Pro's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. 时间计算器Pro sells 3 one-off in-app purchases. 海航信息 asks for nothing beyond the download.

## The numbers

| Metric | 海航信息 | 时间计算器Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (4 ratings)](https://appshunter.io/ios/app/id1059333660/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Size | 81 MB | 22 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [海南海航信息技术有限公司](https://appshunter.io/developer/1753194053) | [靖翔 尚](https://appshunter.io/developer/1889801343) |

## What reviewers say

### 海航信息

[App page](https://appshunter.io/ios/app/id1059333660)

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

**In-app purchases:** none


### 时间计算器Pro

[App page](https://appshunter.io/ios/app/pro/id6761548698)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $1.99 | one-time |
| 年度会员 | $4.99 | one-time |
| 永久会员 | $9.99 | one-time |


## Frequently asked questions

### Is 海航信息 free?

海航信息 is free to download, with no in-app purchases.

### Is 时间计算器Pro free?

时间计算器Pro is free to download, with in-app purchases available.

### Do 海航信息 or 时间计算器Pro have ads?

Neither 海航信息 nor 时间计算器Pro 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.*