# Keloray Pro vs Kassray

The clearest difference is update cadence: Keloray Pro at every 3 weeks against Kassray's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Keloray Pro ships an update every 3 weeks, Kassray every 2 months. The most recent releases landed on September 26, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Keloray Pro | Kassray |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/kassray/id6503038161/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 57 MB | 29 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [志强 王](https://appshunter.io/developer/1080996774) | [宇成 邓](https://appshunter.io/developer/1747837700) |

## What reviewers say

### Keloray Pro

[App page](https://appshunter.io/ios/app/keloray-pro/id6450856671)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Keloray Pro free?

Keloray Pro is free to download, with no in-app purchases.

### Is Kassray free?

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

### Do Keloray Pro or Kassray have ads?

Neither Keloray Pro nor Kassray shows ads.

### Which is updated more often, Keloray Pro or Kassray?

Keloray Pro ships an update every 3 weeks, and Kassray every 2 months. Most recently, Keloray Pro was updated on September 26, 2026 and Kassray on October 13, 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.*