# Kassray vs 水族系统V2

The clearest difference is update cadence: 水族系统V2 at every 8 days against Kassray's every 2 months. 水族系统V2 also leads on rating (1.3 vs 1.0) and ratings volume (4 vs 1). On price, review sentiment, 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.

水族系统V2 holds the better App Store score, 1.3 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Kassray ships an update every 2 months, 水族系统V2 every 8 days. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Kassray | 水族系统V2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/kassray/id6503038161/reviews) | **[1.3 (4 ratings)](https://appshunter.io/ios/app/v2/id6642693010/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | Free | Free |
| Size | 29 MB | 58 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [宇成 邓](https://appshunter.io/developer/1747837700) | [大伦 王](https://appshunter.io/developer/1452981396) |

## What reviewers say

### Kassray

[App page](https://appshunter.io/ios/app/kassray/id6503038161)

This application allows users to control aquarium lighting. It provides functionality for managing light settings and schedules for aquatic environments.

**Highlights:** Aquarium lighting control, Light setting management, Schedule management, Aquatic environment lighting

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

**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 Kassray free?

Kassray 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, Kassray or 水族系统V2?

水族系统V2 is rated higher. Kassray averages 1.0 out of 5 from 1 ratings, while 水族系统V2 averages 1.3 from 4 ratings.

### Do Kassray or 水族系统V2 have ads?

Neither Kassray nor 水族系统V2 shows ads.

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

Kassray ships an update every 2 months, and 水族系统V2 every 8 days. Most recently, Kassray was updated on October 13, 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.*