# Checkmate Master vs Stupid Hard Chess

The clearest difference is in-app purchases: Checkmate Master at none against Stupid Hard Chess's 2. Checkmate Master also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Stupid Hard Chess sells 2 in-app purchases, starting at $4.99 per month. Checkmate Master asks for nothing beyond the download.

Checkmate Master ships an update every 2 weeks, Stupid Hard Chess every 9 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Checkmate Master | Stupid Hard Chess |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (7 ratings)](https://appshunter.io/ios/app/stupid-hard-chess/id6787299286/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 140 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TB SOFT(SK)](https://appshunter.io/developer/495095043) | [Yazid Masri](https://appshunter.io/developer/6787299288) |

## What reviewers say

### Checkmate Master

[App page](https://appshunter.io/ios/app/checkmate-master/id6756158797)

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

**In-app purchases:** none


### Stupid Hard Chess

[App page](https://appshunter.io/ios/app/stupid-hard-chess/id6787299286)

Experience chess with a unique twist where some of your pieces are hidden, forcing you to rely on memory and visualization. Test your skills across various difficulty levels and blindfold modes, with stakes determined before each game.

**Highlights:** Hidden piece gameplay, Multiple blindfold modes, Real chess engine, Adjustable difficulty tiers, Stakes-based scoring, Daily streak challenges, Limited board reveals

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stupid Hard Chess Pro - Monthly | $4.99 | per month |
| Stupid Hard Chess Pro - Annual | $39.99 | per year |


## Frequently asked questions

### Is Checkmate Master free?

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

### Is Stupid Hard Chess free?

Stupid Hard Chess is free to download, with in-app purchases available.

### Do Checkmate Master or Stupid Hard Chess have ads?

Stupid Hard Chess shows ads; Checkmate Master does not.

### Which is updated more often, Checkmate Master or Stupid Hard Chess?

Checkmate Master ships an update every 2 weeks, and Stupid Hard Chess every 9 days. Most recently, Checkmate Master was updated on October 24, 2026 and Stupid Hard Chess on October 24, 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.*