# Chess Analyzer 24/7 vs 15

The clearest difference is in-app purchases: 15 at none against Chess Analyzer 24/7's 3. Chess Analyzer 24/7's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 26.2). On price and ads there is nothing between them.

Both are free to download. Chess Analyzer 24/7 sells 3 one-off in-app purchases. 15 asks for nothing beyond the download.

## The numbers

| Metric | Chess Analyzer 24/7 | 15 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 31 MB | 2 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Robodine Inc.](https://appshunter.io/developer/1859235380) | [Dominik Kaiser](https://appshunter.io/developer/1878431200) |

## What reviewers say

### Chess Analyzer 24/7

[App page](https://appshunter.io/ios/app/chess-analyzer-247/id6756217815)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 Credits | $4.99 | one-time |
| 2000 Credits | $8.99 | one-time |
| 5000 Credits | $13.99 | one-time |


### 15

[App page](https://appshunter.io/ios/app/15-puzzle-15/id6760657117)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chess Analyzer 24/7 free?

Chess Analyzer 24/7 is free to download, with in-app purchases available.

### Is 15 free?

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

### Do Chess Analyzer 24/7 or 15 have ads?

Neither Chess Analyzer 24/7 nor 15 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.*