Version history
Chess Opening Lab (1400-2000)
32
ASO score
Text
25/100
Reviews
60/100
Graphic
40/100
Other
0/100
App Rating
4.3
Votes
215.46K
App Age
10y 1m
Last Update
Oct 31, 2025
iAP
$11.99 - 11.99
Compare with Category Top Apps
|
Metrics
|
Current App
|
Category Top Average
|
Difference
|
|---|---|---|---|
|
Installs
|
419.1K
|
71.6M
|
-99%
|
|
Rating
|
4.36
|
4.5
|
-3%
|
|
Number of Ratings (Voted)
|
182.8K
|
78.7M
|
-100%
|
|
App Age
|
10y 0m
|
6y 8m
|
+49%
|
|
In-app Purchases Price
|
$12
|
$91
|
-87
%
|
|
Update Frequency
|
72d
|
78d
|
-7%
|
|
Title Length
|
29
|
24
|
+21%
|
|
Short Description Length
|
32
|
68
|
-53%
|
|
Description Length
|
3 970
|
2 750
|
+44%
|
|
Number of Screenshots
|
528
|
1831
|
-71
%
|
|
Has Video?
|
No
|
0% has videos
|
|
|
Size
|
0MB
|
0MB
|
|
Category Ranking in United States
7 days
Last 7 days
Last 30 days
Last 90 days
Last 180 days
Last year
| Top | Jan 04, 2026 | Jan 11, 2026 |
|---|---|---|
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No results were found!
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| Top | Jan 04, 2026 | Jan 11, 2026 |
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No results were found!
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| Top | Jan 04, 2026 | Jan 11, 2026 |
|---|---|---|
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No results were found!
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| Top | Jan 04, 2026 | Jan 11, 2026 |
|---|---|---|
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No results were found!
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Downloads
Downloads Graph
Total
418.5K
Last month
2K
Text ASO
Title
(
Characters:
29
of 50
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Chess Opening Lab (1400-2000)
Short Description
(
Characters:
32
of 80
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This is a perfect opening manual
Description
(
Characters:
3970
of 4000
)
This is a perfect opening manual. It features a theoretical review of all the chess openings, which are illustrated by instructive games of the greatest chess players. This compact opening manual contains a detailed classification, which makes it useful to players of any level - beginners, intermediate and advanced players. Each opening variation is supplied with evaluations and characteristics of key moves. The history of the variations' development is described, as well as their current status. The theoretic material is nicely illustrated by classic games with detailed annotations that demonstrate the principal ideas and plans of each variation for White and Black. There is also a special training section with more than 350 exercises of various difficulty on more than 40 openings.
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, middlegame, 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
♔ You can link the app to a free Chess King account and solve one course from several devices on Android, iOS and Web at the same time
The course includes a free part, in which you can test the program. Lessons offered in the free version are 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
13. English opening
14. Evans gambit
15. Four knights' game
16. French defense
17. Grünfeld defense
18. Italian game & Hungarian defense
19. King's Indian defense
20. Latvian gambit
21. Nimzo-Indian defense
22. Nimzowitsch defense
23. Old Indian defense
24. Philidor's defense
25. Pirc-Robatsch defense
26. Queen's gambit
27. Queen's Indian defense
28. Queen's pawn game
29. Reti opening
30. Petrov's defense
31. Ruy Lopez
32. Scandinavian defense
33. Scotch gambit & Ponziani's opening
34. Scotch game
35. Sicilian defense
36. Three knights' game
37. Two knights' defense
38. Vienna game
39. Volga-Benko gambit
40. The complete course of openings}
Read more
Other
Additional Information
| Rating: | |
| Voted: | 215.46K |
| Google Play Link: | |
| Website: | |
| Email: | |
| Privacy Policy: | |
| Categories: | Board |
| Size: | - |
| iAP: | 11.99 - 11.99 $ |
| Installs: | 418.52K |
| App Age: | 10 years 1 month |
| Release Date: | Dec 24, 2015 |
| Last Update: | Oct 31, 2025 |
| Version: | 5.4.1 |
Version history
5.4.1
Oct 31, 2025
* Improved support for Android 15+ devices<br>* Added showing of small marks (??, ?!, !?, etc) on the board<br>* Show solution rating for test<br>* Feel free to share your experience via the feedback!<br>* Various fixes and improvements<br>
4.2.2
Jan 29, 2025
* Refreshed design, using the latest Android visual styles now<br>* Improved external UCI engines support<br>* Fixed stability issues on Android 7 <br>* Feel free to share your experience via the feedback!<br>* Various fixes and improvements<br>
