# 保质期计算器：物品过期时间计算 vs HamsterKeeper

The clearest difference is in-app purchases: 保质期计算器：物品过期时间计算 at none against HamsterKeeper's 3. HamsterKeeper's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. HamsterKeeper sells 3 in-app purchases, starting at $2.99 per month. 保质期计算器：物品过期时间计算 asks for nothing beyond the download.

## The numbers

| Metric | 保质期计算器：物品过期时间计算 | HamsterKeeper |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Size | 14 MB | 11 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Duoxiang Technology Co., Ltd](https://appshunter.io/developer/1534573413) | [Shanghai Yomage Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1498772043) |

## What reviewers say

### 保质期计算器：物品过期时间计算

[App page](https://appshunter.io/ios/app/id6746704477)

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

**In-app purchases:** none


### HamsterKeeper

[App page](https://appshunter.io/ios/app/hamsterkeeper/id6749558250)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hamster Premium - Monthly Plan | $2.99 | per month |
| Hamster Premium - Annual Plan | $19.99 | per year |
| 30-Day One-Time Premium | $3.99 | one-time |


## Frequently asked questions

### Is 保质期计算器：物品过期时间计算 free?

保质期计算器：物品过期时间计算 is free to download, with no in-app purchases.

### Is HamsterKeeper free?

HamsterKeeper is free to download, with in-app purchases available.

### Do 保质期计算器：物品过期时间计算 or HamsterKeeper have ads?

保质期计算器：物品过期时间计算 shows ads; HamsterKeeper does not.

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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.*