# Chess Tactics. Grunfeld Def. — Chess Training > Chess training app for Grünfeld Defense theory and tactics with interactive exercises. (iPhone/iPad app by CHESSQUEEN INC.) - Source: https://appshunter.io/ios/app/chess-tactics-grunfeld-def/id1194017222 (this page in markdown: same URL + `.md`) - Developer: [CHESSQUEEN INC](https://appshunter.io/developer/1096660597) - Category: Games, Education, Board, Puzzle - Price: Free with in-app purchases - Rating: 5.00/5 from 10 App Store ratings - Age rating: 4+ - Requires: iOS 8.0 · 43 MB - Languages: American English, Russian - Released: 2017-01-25 - Data updated: 2026-06-01 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/chess-tactics-grunfeld-def/id1194017222/reviews.md ## What is Chess Tactics. Grunfeld Def.? This course is aimed at club and intermediate players and presents the theory and playing hooks in the most sharp and deciding variations of the Grünfeld Defense developing after moves 1. d4 Nf6 2. c4 g6 3. Nc3 d5. The course presents a deep theoretical and practical overview of the actual variations and 350 exercises to solve. The course will be useful to all chess players employing the Grünfeld Defense on either white or black sides. This course is in the series Chess King Learn (https://learn.chessking.com/), which is an unprecedented chess teaching method. In the series are included courses in tactics, strategy, openings, middle game, and endgame, split by levels from beginners to experienced players, and even professional players. With the help of this course, you can improve your chess knowledge, learn new tactical tricks and combinations, and consolidate the acquired knowledge into practice. The program acts as a coach who gives tasks to solve and helps to solve them if you get stuck. It will give you hints, explanations and show you even striking refutation of the mistakes you might make. The program also contains a theoretical section, which explains the methods of the game in a certain stage of the game, based on actual examples. The theory is presented in an interactive way, which means you can not only read the text of the lessons, but also to make moves on the board and work out unclear moves on the board. Advantages of the program: • High quality examples, all double-checked for correctness • You need to enter all key moves, required by the teacher • Different levels of complexity of the tasks • Various goals, which need to be reached in the problems • The program gives hint if an error is made • For typical mistaken moves, the refutation is shown • You can play out any position of the tasks against the computer • Interactive theoretical lessons • Structured table of contents • The program monitors the change in the rating (ELO) of the player during the learning process • Test mode with flexible settings • Possibility to bookmark favorite exercises • The application is adapted to the bigger screen of a tablet • The application does not require an internet connection The course includes a free part, in which you can test the program. Lessons offered in the free version is fully functional. They allow you to test the application in real world conditions before releasing the following topics: 1. Chess Tactics in Grünfeld Defense 1.1. 1. d4 Nf6 2. c4 g6 3. g3 1.2. 1. d4 Nf6 2. c4 g6 3. Nc3 d5 1.3. 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cd 1.4. 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 1.5. Other 2. Grünfeld defense - theory 2.1. System with 7. Bc4 2.2. System 7. Nf3 0-0 8. Rb1 2.3. Variant 4. Qb3 2.4. Variations 6... c5 7. Bb5 and 6... Bg7 7. Bb5 2.5. Variation 7. Nf3 c5 8. Be3 2.6. Other variations 2.7. Exemplary games ## Key features - Grünfeld Defense theory and variations - 350+ tactical exercises - Interactive lessons with board play - Hints, explanations, and move refutations - Computer play for any position - Rating (ELO) monitoring - Offline functionality ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Full course | $3.99 | one-time | ## Frequently asked questions about Chess Tactics. Grunfeld Def. ### What is Chess Tactics. Grunfeld Def. about? Chess Tactics. Grunfeld Def. is a chess training course focused on the theory and playing hooks of the Grünfeld Defense. It provides interactive lessons, tactical exercises, and explanations to help players improve their game. ### Who is Chess Tactics. Grunfeld Def. for? This course is designed for club and intermediate chess players who want to deepen their understanding of the Grünfeld Defense, whether playing as White or Black. ### Does Chess Tactics. Grunfeld Def. require an internet connection? No, the application does not require an internet connection, allowing you to train offline. ### How does Chess Tactics. Grunfeld Def. help improve my chess rating? The program monitors the change in your rating (ELO) during the learning process and provides structured lessons and exercises to help you gain knowledge and practice. ### Can I try Chess Tactics. Grunfeld Def. before buying? Yes, the course includes a free part with fully functional lessons that allow you to test the application before purchasing additional topics. ### What devices does Chess Tactics. Grunfeld Def. support? Chess Tactics. Grunfeld Def. is adapted for bigger screens and supports iPhone, iPad, and iPod devices. ### How often is Chess Tactics. Grunfeld Def. updated? The latest version is 1.2, which was last updated on January 18, 2018. Future updates will likely continue to refine the content and features. ### Does Chess Tactics. Grunfeld Def. have ads? No, the application does not require an internet connection and is ad-free. ## Version history (last 4 releases) ### 1.2 — 2018-01-18 This app has been updated by Apple to display the Apple Watch app icon. • App is updated for iPhone X • New home screen • Animated playback of theory with sound • Date of reading the theory • Disabled automatic playback of refutations • Option to reset password • Renaming of account • Various fixes and improvements ### 1.0.3 — 2017-06-07 Attention! You should have an internet connection on the first launch to verify your purchase! • Added cloud sync option for statistics and bookmarks • Added "Auto hints" option - you can use it to turn off automatic hints after wrong move attempts • Added switching between exercises using swipe gestures • Improved theory mode • Added Tag (colored commentaries) option for bookmarks • Various fixes and improvements ### 0.9.8 — 2017-02-09 • Added auto switch to the next exercise • Added engine analysis mode and improved engine play mode • Added statistics of the solved exercises by day • Added possibility to share exercise with friends • Added table of symbols convention • Bug fixes and small improvements ### 0.9.7 — 2017-01-25 No release notes. ## Apps similar to Chess Tactics. 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User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*