# AYX vs CheckMate Chess Clock

The clearest difference is price: AYX at Free against CheckMate Chess Clock's $0.99. AYX also leads on update cadence (fortnightly vs every 26 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

AYX is free to download; CheckMate Chess Clock costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AYX ships an update fortnightly, CheckMate Chess Clock every 26 months. The most recent releases landed on September 9, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | AYX | CheckMate Chess Clock |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 26 months |
| Size | 19 MB | 1 MB |
| Requires iOS | 15 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [标 何](https://appshunter.io/developer/865933036) | [Gustav Gutsche](https://appshunter.io/developer/1661525357) |

## What reviewers say

### AYX

[App page](https://appshunter.io/ios/app/ayx/id1439793580)

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

**In-app purchases:** none


### CheckMate Chess Clock

[App page](https://appshunter.io/ios/app/checkmate-chess-clock/id6449641642)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AYX free?

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

### Is CheckMate Chess Clock free?

CheckMate Chess Clock costs $0.99, with no in-app purchases.

### Do AYX or CheckMate Chess Clock have ads?

Neither AYX nor CheckMate Chess Clock shows ads.

### Which is updated more often, AYX or CheckMate Chess Clock?

AYX ships an update fortnightly, and CheckMate Chess Clock every 26 months. Most recently, AYX was updated on September 9, 2026 and CheckMate Chess Clock on May 17, 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.*