# WEEK AQUA vs 水族系统V2

The clearest difference is rating: WEEK AQUA at 2.5 against 水族系统V2's 1.3. WEEK AQUA also leads on review sentiment (10% vs 0%) and ratings volume (22 vs 4). On price, update cadence, ads and in-app purchases there is nothing between them.

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

WEEK AQUA holds the better App Store score, 2.5 against 1.3. That said, the two scores are not equally well evidenced: WEEK AQUA has 22 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 10% of WEEK AQUA's written reviews are positive against 0% of 水族系统V2's.

WEEK AQUA ships an update fortnightly, 水族系统V2 every 8 days. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | WEEK AQUA | 水族系统V2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (22 ratings)](https://appshunter.io/ios/app/week-aqua/id1536538648/reviews)** | [1.3 (4 ratings)](https://appshunter.io/ios/app/v2/id6642693010/reviews) |
| Number of ratings | **22** | 4 |
| Positive reviews | **10.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | Free | Free |
| Size | 38 MB | 58 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [周 段](https://appshunter.io/developer/1530345249) | [大伦 王](https://appshunter.io/developer/1452981396) |

## What reviewers say

### WEEK AQUA

[App page](https://appshunter.io/ios/app/week-aqua/id1536538648)

This app provides smart management for aquarium fish tank lights. It uses Bluetooth to wirelessly control various lighting functions, including brightness, spectrum modes, and custom settings. Users can set timers for on/off cycles, simulate sunrise/sunset, and control fans.

**Highlights:** Bluetooth wireless control, Brightness adjustment, Spectrum mode settings, Customizable lighting, Sunrise/sunset simulation, Fan control, Cycling timers

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is WEEK AQUA free?

WEEK AQUA is free to download, with no in-app purchases.

### Is 水族系统V2 free?

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

### Which has better reviews, WEEK AQUA or 水族系统V2?

WEEK AQUA is rated higher. WEEK AQUA averages 2.5 out of 5 from 22 ratings, while 水族系统V2 averages 1.3 from 4 ratings.

### Do WEEK AQUA or 水族系统V2 have ads?

Neither WEEK AQUA nor 水族系统V2 shows ads.

### Which is updated more often, WEEK AQUA or 水族系统V2?

WEEK AQUA ships an update fortnightly, and 水族系统V2 every 8 days. Most recently, WEEK AQUA was updated on October 12, 2026 and 水族系统V2 on October 8, 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.*