# CGT Alkor vs WinOBat

The clearest difference is update cadence: CGT Alkor at every 2 weeks against WinOBat's monthly. WinOBat's advantage is iOS requirement (12.0 vs 15.6). 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.

CGT Alkor ships an update every 2 weeks, WinOBat monthly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CGT Alkor | WinOBat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cgt-alkor/id6670165961/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free | — |
| Size | 39 MB | 47 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CGT Alkor](https://appshunter.io/developer/1765104103) | [Ugo Druaux](https://appshunter.io/developer/1837681525) |

## What reviewers say

### CGT Alkor

[App page](https://appshunter.io/ios/app/cgt-alkor/id6670165961)

Explore a catalog of pool membranes, configure custom pool projects with various ambiances and product selections, and access a professional area for training videos, technical sheets, and brand information.

**Highlights:** Browse product catalog, Configure pool projects, Select ambiances and beaches, Access professional training, View technical sheets, Brand information

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

**In-app purchases:** none


### WinOBat

[App page](https://appshunter.io/ios/app/winobat/id6759798526)

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

**In-app purchases:** none


## Frequently asked questions

### Is CGT Alkor free?

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

### Is WinOBat free?

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

### Do CGT Alkor or WinOBat have ads?

Neither CGT Alkor nor WinOBat shows ads.

### Which is updated more often, CGT Alkor or WinOBat?

CGT Alkor ships an update every 2 weeks, and WinOBat monthly. Most recently, CGT Alkor was updated on October 30, 2026 and WinOBat on October 31, 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.*