Chess Opening Blunders Downloads & RevenueChess Opening Blunders · App Store
Not in any tracked top chart right now.
Updated 11 Nov 2026 · rankings refresh through the day
DeveloperChess King
CategoryGames
PriceFree
Released
Rating★ 4.7 (247)
Version1.2
Age rating4+
First seen by us
12 Oct 2026
Chess Opening Blunders update history & changes
Last change · 3 events since 9 Sep 2016Full timeline ↓Full timeline · 2 events in the last 12 months
- 🆕Chess Opening Blunders first spotted by AppInsiderUnited States (found via search)
- 🆕Chess Opening Blunders released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
4.7 ★
247 ratings
Measured
Chess Opening Blunders on the App Store
App details
App ID
1129867864
Publisher
CHESSQUEEN INC
On the store since
Sep 2016
10 years on the store
Minimum OS
iOS 8.0+
iPhone 4s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
14
NL EN FR DE EL IT PL PT RO RU ZH ES …
Size
45 MB
Also listed in
Education, Board, Puzzle
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.7 ★
247 ratings
Measured
Ratings
247
Measured
About Chess Opening Blunders
Encyclopedia of Opening Blunders – learn to play chess by learning the opening mistakes and traps that have been discovered over time. The program is designed for studying the blunders in more than 40 openings and contains over 1,250 instructive exercises of varying difficulty from practical games.
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.
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. Rare variations
1.1. 1.g3, 1.b4, ..
1.2. 1.b3
1.3. 1.d4
1.4. 1.d4 Nf6
1.5. 1.d4 Nf6 2.Nf3
2. Alekhine's defense
3. Benoni defense
4. Bird's opening
5. Bishop's opening
6. Blumenfeld counter-gambit
7. Bogo-indian defense
8. Budapest gambit
9. Caro-Kann
10. Catalan system
11. Center gambit
12. Dutch defense
12.1. Dutch defense
12.2. Iljin Genevsky system
12.3. Leningrad system
12.4. Staunton gambit
12.5. Stonewall variation
13. English opening
14. Evans gambit
15. Four knights' game
16. French defense
16.1. French defense
16.2. Classical variation
16.3. Tarrasch variation
16.4. Winawer variation
17. Grünfeld defense
18. Italian game & Hungarian defense
19. King's gambit
20. King's indian defense
20.1. King's indian defense
20.2. Classical variation
20.3. Fianchetto variation
20.4. Four pawns' attack
20.5. Saemisch variation
21. Latvian gambit
22. Nimzo-indian defense
22.1. Nimzo-indian defense
22.2. Leningrad variation
22.3. Rubinstein variation
22.4. Saemisch variation
23. Nimzowitsch defense
24. Old
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.
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. Rare variations
1.1. 1.g3, 1.b4, ..
1.2. 1.b3
1.3. 1.d4
1.4. 1.d4 Nf6
1.5. 1.d4 Nf6 2.Nf3
2. Alekhine's defense
3. Benoni defense
4. Bird's opening
5. Bishop's opening
6. Blumenfeld counter-gambit
7. Bogo-indian defense
8. Budapest gambit
9. Caro-Kann
10. Catalan system
11. Center gambit
12. Dutch defense
12.1. Dutch defense
12.2. Iljin Genevsky system
12.3. Leningrad system
12.4. Staunton gambit
12.5. Stonewall variation
13. English opening
14. Evans gambit
15. Four knights' game
16. French defense
16.1. French defense
16.2. Classical variation
16.3. Tarrasch variation
16.4. Winawer variation
17. Grünfeld defense
18. Italian game & Hungarian defense
19. King's gambit
20. King's indian defense
20.1. King's indian defense
20.2. Classical variation
20.3. Fianchetto variation
20.4. Four pawns' attack
20.5. Saemisch variation
21. Latvian gambit
22. Nimzo-indian defense
22.1. Nimzo-indian defense
22.2. Leningrad variation
22.3. Rubinstein variation
22.4. Saemisch variation
23. Nimzowitsch defense
24. Old
Latest updates
1.2
• App is updated for iPhone X
• New home screen
• Disabled automatic playback of refutations
• Option to reset password
• Renaming of account
• Various fixes and improvements