# Chess AI Master vs Chess Clock

The clearest difference is in-app purchases: Chess AI Master at none against Chess Clock's 3. Chess AI Master also leads on iOS requirement (12.0 vs 26.1). On price, ads and device support there is nothing between them.

Both are free to download. Chess Clock sells 3 in-app purchases, starting at $1.99 per month. Chess AI Master asks for nothing beyond the download.

## The numbers

| Metric | Chess AI Master | Chess Clock |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | Free | — |
| Size | 40 MB | 18 MB |
| Requires iOS | **12.0** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Notionmind®](https://appshunter.io/developer/1782289253) | [Naveen Mathivanan](https://appshunter.io/developer/1870850926) |

## What reviewers say

### Chess AI Master

[App page](https://appshunter.io/ios/app/chess-ai-master/id6738784494)

Engage in chess matches against an advanced AI or friends with adjustable difficulty. Personalize your experience with custom themes and utilize helpful features like hints and move undo to improve your strategy. Play offline and track your progress with detailed statistics.

**Highlights:** AI opponent with multiple difficulty levels, Two-player local mode, Timed and untimed games, Customizable board themes and piece designs, In-game hints and move undo, Game history review and progress tracking, Offline play

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

**In-app purchases:** none


### Chess Clock

[App page](https://appshunter.io/ios/app/chess-clock-dual-timer/id6797176383)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chess Clock Pro Monthly | $1.99 | per month |
| Chess Clock Pro Annual | $9.99 | per year |
| Chess Clock Pro Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is Chess AI Master free?

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

### Is Chess Clock free?

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

### Do Chess AI Master or Chess Clock have ads?

Neither Chess AI Master nor Chess Clock shows ads.

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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.*