# 水族系统V2 vs 当贝鱼缸

The clearest difference is ads: 水族系统V2 at none against 当贝鱼缸's shown. 水族系统V2 also leads on update cadence (every 8 days vs monthly). 当贝鱼缸's advantage is review sentiment (20% vs 0%). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

水族系统V2 ships an update every 8 days, 当贝鱼缸 monthly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 水族系统V2 | 当贝鱼缸 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.3 (4 ratings)](https://appshunter.io/ios/app/v2/id6642693010/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | **20.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Monthly |
| Monetization | Free | — |
| Size | 58 MB | 40 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [大伦 王](https://appshunter.io/developer/1452981396) | [Hangzhou Dangbei Network Technology Co.,Ltd](https://appshunter.io/developer/1460351781) |

## What reviewers say

### 水族系统V2

[App page](https://appshunter.io/ios/app/v2/id6642693010)

Manage your aquarium equipment, including lights, filters, and pumps, with this system designed for devices produced after 2022. It offers control over various essential aquarium components.

**Highlights:** Aquarium light control, Filter management, Water pump operation, Air pump control, Device compatibility (post-2022)

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

**In-app purchases:** none


### 当贝鱼缸

[App page](https://appshunter.io/ios/app/id6736940012)

**In-app purchases:** none


## Frequently asked questions

### Is 水族系统V2 free?

水族系统V2 is free to download, with no in-app purchases.

### Is 当贝鱼缸 free?

当贝鱼缸 is free to download, with no in-app purchases.

### Do 水族系统V2 or 当贝鱼缸 have ads?

当贝鱼缸 shows ads; 水族系统V2 does not.

### Which is updated more often, 水族系统V2 or 当贝鱼缸?

水族系统V2 ships an update every 8 days, and 当贝鱼缸 monthly. Most recently, 水族系统V2 was updated on October 24, 2026 and 当贝鱼缸 on October 30, 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.*