Chess Opening Blunders vs Parks Cantica ∞
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Chess Opening Blunders
Learn chess by studying common opening mistakes and traps. This app offers interactive lessons with over 1,250 exercises across more than 40 openings, acting as a personal coach to guide you through challenges.
- Learn opening mistakes and traps
- Over 1,250 instructive exercises
- Covers more than 40 chess openings
- Interactive lessons with hints and explanations
- Play positions against the computer
- Monitors player rating (ELO)
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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 indian defense 25. Philidor's defense 26. Pirc-Robatsch defense 27. Queen's gambit 27.1. Queen's gambit 27.2. Queen's gambit accepted 27.3. Albin counter-gambit 27.4. Cambridge-Springs variation 27.5. Exchange variation 27.6. Orthodox defense 27.7. Lasker defense 27.8. Tartakower defense 27.9. Ragozin system 27.10. Semi-Slav defense 27.11. Semi-Tarrasch defense 27.12. Slav defense 27.13. Tarrasch defense 27.14. variation with 5.Bf4 28. Queen's indian defense 29. Queen's pawn game 30. Reti opening 31. Petroff's defense 32. Ruy Lopez 32.1. Ruy Lopez 32.2. Berlin defense 32.3. Bird's defense 32.4. Breyer variation 32.5. Chigorin defense 32.6. Classical defense 32.7. Exchange variation 32.8. Marshall attack 32.9. Steinitz defense deferred 32.10. Steinitz defense 33. Scandinavian defense 34. Scotch gambit & Ponziani's opening 35. Scotch game 36. Sicilian defense 37. Three knights' game 38. Two knights' defense 39. Vienna game 40. Volga-Benko gambit
Parks Cantica ∞
Engage your spatial and logical thinking with a unique puzzle game featuring thousands of levels. Explore diverse themes from classical literature to natural landscapes, with multiple game modes to suit your playstyle.
- Thousands of levels
- Two themes
- Three game modes
- Infinity mode
- Time Trial mode
- Browse mode
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Tired of Sudoku ? Looking for a new puzzle ? Parks is a simple game, with simple rules, that challenges spatial and logical thinking. ______ The sequel to Parks Seasons, Parks Landscapes and 100 Logic Games. Now with 120.000 levels, two themes to pick and a 3-threes extremely hard section ! For the 700th anniversary of Dante Alighieri, Parks becomes a Divine Commedy. The Wood burns down in an Inferno of flames, but will grow again from the seeds of Purgatory and flourish in a Paradise of Trees. Of course, if you feel less classical and more relaxed, we have time travel available, which will bring you to beautiful Beaches, Mountains and Deserts... Three Game modes: - Infinity mode gives you a new level every time...forever ;-) - When you're ready, take the Time Trial to solve a number of levels in a certain time and with some conditions ! Passing the Trial will unlock harder levels and Browse mode - Browse mode, where you can pick any of the thousands of levels in any order and play by Night, to earn more points, if you like a challenge
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Verdict
Chess Opening Blunders and Parks Cantica ∞ are too close to call on the numbers: across 10 compared parameters — price, rating, review sentiment and ratings volume among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Chess Opening Blunders sells 1 one-off in-app purchase and Parks Cantica ∞ sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.7 for Chess Opening Blunders against 4.8 for Parks Cantica ∞. Both are backed by a comparable volume of ratings — 247 and 170 respectively. Written reviews are what separate them: 84% of Chess Opening Blunders's written reviews are positive against 77% of Parks Cantica ∞'s.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.
| Parameter | Chess Opening Blunders | Parks Cantica ∞ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (247 ratings) | 4.8 (170 ratings) — better |
| Positive reviews | 84.1% of reviews — better | 77.1% of reviews |
| Number of ratings | 247 — better | 170 |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 9 |
| Further details — not scored | ||
| Size | 43 MB | 175 MB |
| Age rating | 4+ | 4+ |
| Developer | Chess King | Andrea Sabbatini |
Customer experience
Chess Opening Blunders
Parks Cantica ∞
Bugs and requests
Chess Opening Blunders
Not enough reviews yet to summarise bugs or requests.
Parks Cantica ∞
Reported bugs
7 issues- App crashes after closing ads
- Skipped spaces when dragging quickly
- Invert tap order mode misinterprets input
- Crashes when looping back in time trial
- App crashes after loading puzzles
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- Levels not marked as complete
- Multiple solutions in some levels
Requested features
5 requests- Change color contrasts
- Sync game between devices
- Add more non-pastel themes
- Option to remove ads from specific sections
- See level count in night mode
In-app purchases
Chess Opening Blunders
- Full course$12.99
Parks Cantica ∞
- Three Trees Upgrade$0.99
- Inferno/Beach Upgrade Pack$3.99
- Purgatory/Mountain Upgrade$3.99
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- Paradise/Desert Upgrade Pack$3.99
Questions
Is Chess Opening Blunders free?
Is Parks Cantica ∞ free?
Which has better reviews, Chess Opening Blunders or Parks Cantica ∞?
Do Chess Opening Blunders or Parks Cantica ∞ have ads?
Which is updated more often, Chess Opening Blunders or Parks Cantica ∞?
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