# ChessPrep vs Board Brain

The clearest difference is rating: Board Brain at 5.0 against ChessPrep's 3.0. Board Brain also leads on in-app purchases (none vs 3). ChessPrep's advantage is iOS requirement (12.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. ChessPrep sells 3 in-app purchases, starting at $0.99 per month. Board Brain asks for nothing beyond the download.

Board Brain holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

ChessPrep ships an update every 3 days, Board Brain every 6 days. The most recent releases landed on June 11, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | ChessPrep | Board Brain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/chessprep/id6469808213/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/board-brain/id6482852806/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 days |
| Monetization | Free with in-app purchases | **Free** |
| Size | 109 MB | 2 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stephen Papadatos](https://appshunter.io/developer/1712680449) | [Selvarajan Thangavel](https://appshunter.io/developer/1482739883) |

## What reviewers say

### ChessPrep

[App page](https://appshunter.io/ios/app/chessprep/id6469808213)

Enhance your chess strategy with a powerful companion app. Build your repertoire from grandmaster moves, analyze opponent responses, and master tactics using a strong chess engine and spaced repetition.

**Highlights:** Build repertoire from grandmaster moves, Analyze opponent responses by elo, Stockfish 16 chess engine, Spaced repetition system, Position analysis and variation calculation

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChessButler Monthly Sub | $0.99 | per month |
| ChessButler Yearly Sub | $9.99 | per year |
| ChessButler Lifetime Premium | $19.99 | one-time |


### Board Brain

[App page](https://appshunter.io/ios/app/board-brain/id6482852806)

This app helps chess players of all levels enhance their skills through interactive games and exercises. It focuses on mastering chessboard coordinates, understanding piece movements, and recognizing square colors to improve overall game vision.

**Highlights:** Interactive games, Skill-building exercises, Chessboard coordinate mastery, Piece movement understanding, Square color recognition

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChessPrep free?

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

### Is Board Brain free?

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

### Which has better reviews, ChessPrep or Board Brain?

Board Brain is rated higher. ChessPrep averages 3.0 out of 5 from 2 ratings, while Board Brain averages 5.0 from 3 ratings.

### Do ChessPrep or Board Brain have ads?

Neither ChessPrep nor Board Brain shows ads.

### Which is updated more often, ChessPrep or Board Brain?

ChessPrep ships an update every 3 days, and Board Brain every 6 days. Most recently, ChessPrep was updated on June 11, 2026 and Board Brain on September 12, 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.*