# Chessferatu vs Chessbook PGN Library

The clearest difference is ads: Chessbook PGN Library at none against Chessferatu's shown. Chessferatu's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 18.0). On price and in-app purchases there is nothing between them.

Both are free to download. Chessferatu sells 3 one-off in-app purchases and Chessbook PGN Library sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Chessferatu | Chessbook PGN Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/chessferatu/id6767737492/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 354 MB | 4 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Half-Cocked Studios](https://appshunter.io/developer/1896504941) | [Mitaanshu Agarwal](https://appshunter.io/developer/1896724075) |

## What reviewers say

### Chessferatu

[App page](https://appshunter.io/ios/app/chessferatu/id6767737492)

Learn and practice chess openings through a gamified experience with eerie rivals and high-stakes decisions. Study, battle, and improve with focused play modes, detailed move analysis, and lifetime stats. Features a distinctive horror-inspired presentation for a unique training approach.

**Highlights:** Gamified chess learning, Offline capability, Study opening lines, Battle mode for openings, Detailed move analysis, Lifetime stats tracking, Horror-inspired presentation

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Opponents | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Magic Keyring | $9.99 | one-time |


### Chessbook PGN Library

[App page](https://appshunter.io/ios/app/chessbook-pgn-library/id6772632379)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chessbook Pro Monthly | $9.99 | per month |
| Chessbook Pro Yearly | $59.99 | per year |


## Frequently asked questions

### Is Chessferatu free?

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

### Is Chessbook PGN Library free?

Chessbook PGN Library is free to download, with in-app purchases available.

### Do Chessferatu or Chessbook PGN Library have ads?

Chessferatu shows ads; Chessbook PGN Library does not.

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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.*