# 开水壶 vs 一起一起

The clearest difference is in-app purchases: 一起一起 at none against 开水壶's 8. 一起一起 also leads on iOS requirement (13.0 vs 15). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 开水壶 sells 8 one-off in-app purchases. 一起一起 asks for nothing beyond the download.

开水壶 ships an update fortnightly, 一起一起 every 10 days. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 开水壶 | 一起一起 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (6 ratings)](https://appshunter.io/ios/app/id6449738533/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Size | 371 MB | 125 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [中道新职坊科技发展有限公司](https://appshunter.io/developer/1533388519) | [Shanghai Shang Chao Agel Ecommerce Ltd](https://appshunter.io/developer/1380059733) |

## What reviewers say

### 开水壶

[App page](https://appshunter.io/ios/app/id1533388517)

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 溜溜币70个 | $0.99 | one-time |
| 溜溜币126个 | $2.99 | one-time |
| 溜溜币350个 | $6.99 | one-time |
| 溜溜币896个 | $19.99 | one-time |
| 溜溜币3626个 | $69.99 | one-time |
| 溜溜币9086个 | $199.99 | one-time |
| 溜溜币16086 | $349.99 | one-time |
| 溜溜币20986个 | $399.99 | one-time |


### 一起一起

[App page](https://appshunter.io/ios/app/id6449738533)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 开水壶 free?

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

### Is 一起一起 free?

一起一起 is free to download, with no in-app purchases.

### Do 开水壶 or 一起一起 have ads?

Neither 开水壶 nor 一起一起 shows ads.

### Which is updated more often, 开水壶 or 一起一起?

开水壶 ships an update fortnightly, and 一起一起 every 10 days. Most recently, 开水壶 was updated on October 24, 2026 and 一起一起 on October 16, 2026.

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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.*