# Chessbook - Master openings

> Your personal opening book

Canonical page: [https://chrome-stats.com/d/id6466343415](https://chrome-stats.com/d/id6466343415)

## Overview

- **ID:** `id6466343415`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Chessbook
- **Category:** Education
- **Rating:** 4.90 / 5 (2,091 ratings)
- **Version:** 1.3.46
- **Last updated:** 2026-09-15
- **First published:** 2023-10-04
- **Size:** 118 MB
- **Data as of:** 2026-09-23
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/chessbook-master-openings/id6466343415)
- **Website:** [https://chessbook.com](https://chessbook.com/)
- **Privacy policy:** [https://chessbook.com/privacy-policy.html](https://chessbook.com/privacy-policy.html)

## Description

Chessbook is the fastest way to build a bulletproof opening repertoire. Create a custom repertoire, train with spaced repetition, and automatically identify gaps. It helps you avoid obscure lines, handle transpositions, and review your online games for opening mistakes on Lichess and Chess.com.

Gain deeper insights with master-game stats, engine evaluations, and middlegame plans for the openings you play. Collect openings from multiple sources, focus your practice on the moves you’ll actually see, and advance toward a stronger, more reliable repertoire. Chessbook Pro lets you add unlimited moves to your repertoire, while free users get 400 moves.

## Rankings

- #38,780 — Overall
- #16 — variation

## Review summary

Chessbook is lauded for turning openings into a practical, customizable repertoire: pre-made options, master games, and a strong repertoire builder help players memorize lines and apply ideas. Users praise the intuitive interface, free tier access, and features like daily move guessing and mistake tracking, plus seamless links to Chess.com/Lichess. The main tradeoffs are cost: many reviews mention subscription value and perceived price. Reliability and stability vary: some report slow starts or crashes, and offline use is limited. Overall, strong for opening work with caveats about price, reliability, and offline functionality.

### Pros

- Excellent for memorizing openings and building a practical, customizable repertoire.
- Opening repertoire builder is the main attraction, and master games help illustrate strategic ideas for the middle and endgames.
- Easy to use with many pre-made repertoires, plus the ability to create or expand your own repertoire (free tier is usable).
- Helpful drills and feedback: daily guess-the-move games and automatic mistake tracking.
- All-in-one tool for openings, practice, and analysis, with good integration to Chess.com/Lichess.

### Cons

- Subscription price/value: many reviews mention the premium features require a subscription, which some find pricey.
- Reliability issues: app can take a long time to open or may crash or stay in a bad state and not show moves.
- Offline limitations: works best online; offline use is limited or not supported.

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6466343415)