# 小鱼喝水 vs Hydration Bear

The clearest difference is iOS requirement: 小鱼喝水 at 14.0 against Hydration Bear's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 小鱼喝水 sells 1 in-app purchase, starting at $0.99 per year and Hydration Bear sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

小鱼喝水 ships an update every 3 days, Hydration Bear every 4 days. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 小鱼喝水 | Hydration Bear |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Size | 20 MB | 17 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [景超 陆](https://appshunter.io/developer/1650932320) | [Hangzhou Deep Sea Fish Information Technology Co., Ltd.](https://appshunter.io/developer/1635671407) |

## What reviewers say

### 小鱼喝水

[App page](https://appshunter.io/ios/app/id6444213350)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小鱼喝水_Vip | $0.99 | per year |


### Hydration Bear

[App page](https://appshunter.io/ios/app/hydration-bear/id6795596548)

**Features:** Family Sharing, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WaterAlarm Pro Monthly | $2.99 | per month |
| WaterAlarm Pro Yearly | $14.99 | per year |
| WaterAlarm Pro Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is 小鱼喝水 free?

小鱼喝水 is free to download, with in-app purchases available.

### Is Hydration Bear free?

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

### Do 小鱼喝水 or Hydration Bear have ads?

Neither 小鱼喝水 nor Hydration Bear shows ads.

### Which is updated more often, 小鱼喝水 or Hydration Bear?

小鱼喝水 ships an update every 3 days, and Hydration Bear every 4 days. Most recently, 小鱼喝水 was updated on October 6, 2026 and Hydration Bear on October 9, 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.*