# Chess Tactics in Grünfeld Def.

> The most sharp and deciding variations of the Grünfeld Defense

Canonical page: [https://chrome-stats.com/d/com.chessking.android.learn.grunfeld](https://chrome-stats.com/d/com.chessking.android.learn.grunfeld)

## Overview

- **ID:** `com.chessking.android.learn.grunfeld`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Chess King
- **Category:** GAME\_BOARD
- **Downloads:** 31,089
- **Rating:** 5.00 / 5 (128 ratings)
- **Version:** 5.4.1
- **Last updated:** 2026-05-22
- **First published:** 2016-12-30
- **Publisher country:** US
- **Size:** 29 MB
- **Data as of:** 2026-09-15
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.chessking.android.learn.grunfeld)
- **Website:** [https://learn.chessking.com](https://learn.chessking.com/)
- **Privacy policy:** [https://chessking.com/android\_privacy\_policy.html](https://chessking.com/android_privacy_policy.html)

## Description

The Chess Tactics in Grünfeld Defense Chrome extension offers an in-depth, interactive course tailored for club and intermediate chess players keen to master the sharp and decisive variations of the Grünfeld Defense (1.d4 Nf6 2.c4 g6 3.Nc3 d5). Featuring over 350 exercises and a comprehensive theoretical overview, this extension helps players understand key tactical motifs and strategic plans for both White and Black.

As part of the Chess King Learn series, this course uniquely blends theory and practice with interactive lessons that enable users to make moves on the board, receive hints, and explore refutations for common mistakes. The program tracks rating improvements, offers test modes, and supports offline learning across devices via a free Chess King account. Whether you're aiming to improve your opening repertoire or tactical skills in the Grünfeld Defense, this extension provides a structured, high-quality training experience.

## Rankings

- #365,180 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_CUSTOM_AUDIENCE`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.USE_BIOMETRIC`
- `android.permission.USE_FINGERPRINT`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.chessking.android.learn.grunfeld.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`

## Review summary

Users find the app very good for chess instruction, especially for the Grunfeld opening. It offers effective drills and is considered one of the best chess apps by many, with positive remarks like 'love it' and 'simply great.' There are no common complaints mentioned in the reviews.

### Pros

- Very good for Grunfeld players
- Good drills for chess instruction
- Highly rated as best chess app
- Loved and liked by users

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.chessking.android.learn.grunfeld)