Classic Sudoku

About

Classic Sudoku is a single player casual puzzle game. It received positive reviews from players.

Handcrafted Sudoku puzzles by the most popular Sudoku channel!

Genres & Tags

Play Modes

Single-Player

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85%

Audience ScoreBased on 284 reviews

monetization5 positive mentions

grinding5 negative mentions

Puzzles are handcrafted, challenging, and enjoyable, offering a learning experience with well-explained hints.
The app has an excellent user interface with versatile notation options including both corner and center notes.
The app is highly praised for quality over quantity, providing a premium sudoku experience without ads.

The app suffers from significant battery drain and performance issues on some devices.
Lack of features such as the ability to input custom puzzles or import puzzles from other sources frustrates users.
Recent UI changes and some usability issues, including small button sizes and confusing controls, have impacted user experience.

monetization
7 mentions Positive Neutral Negative
71%
29%
The game is praised for its ad-free experience and respectful monetization, with users valuing a straightforward, user-friendly approach that supports creators without intrusive ads or data sharing. However, a few users mention the presence of too many ads, indicating some inconsistencies in the ad experience.
- “No bugs, no ads, and no nags.”
- “Simple, user-friendly, no ads.”
- “The puzzles are more challenging than the average Sudoku app with no ads!”
- “Too many ads”
grinding
5 mentions Positive Neutral Negative
100%
Grinding in the game is generally manageable due to helpful hints that prevent frustration, but some users find certain tasks tedious, especially inputting numbers late in puzzles and the absence of automatic pencil mark filling, which could save time.
- “Not completely randomized, tedious puzzles like I've had to crawl through in the other free apps.”
- “Good but tedious and cryptic.”
- “I wish it had automatic pencil mark filling (with a time penalty or something) because that would save me a tedious 3-4 minutes at the beginning of each game.”
gameplay
4 mentions Positive Neutral Negative
75%
50%
The gameplay is praised for its handmade puzzles, effective hint system, and highly versatile notation options, offering a clean and customizable experience. While it may be initially challenging due to its unique approach, players generally adapt quickly. Negative feedback mainly concerns UI changes rather than gameplay itself.
- “Handmade puzzles with good hint mechanics as well as the most versatile notation system I've seen on any sudoku app.”
- “Clean, customizable gameplay.”
- “The gameplay is a bit tricky because it is different from the usual, but you can quickly get used to it.”
- “The gameplay is a bit tricky because it is different from the usual, but you can get used to it shortly.”
- “The reason for the three stars is not because of the gameplay but because of the change of the user interface.”
optimization
2 mentions Positive Neutral Negative
100%
The game is resource-intensive and lacks optimization, particularly favoring manual play over automation. Overall, its performance may be demanding on systems.
- “This Unity game is pretty resource intensive and unoptimized.”
- “This game is optimized for those who want to play mostly manually, with little automation.”
replayability
2 mentions Positive Neutral Negative
100%
Users appreciate the game's strong replayability, often returning to solve puzzles again for better times. Suggestions to enhance this aspect include adding features like stat screens, leaderboards, and indicators for hint usage to track and compare performance.
- “Great replayability - I come back and re-solve puzzles for time every month or so.”
- “Aside from adding more puzzles, to add replay value, maybe adding a stat screen or bar for average time taken to solve puzzles, or a hi-score leaderboard type screen to see the top times on a puzzle, or even indicating in some way which puzzles or solve times a hint was used.”
graphics
1 mentions Positive Neutral Negative
100%
Users appreciate the app's tools and overall aesthetics but feel that the graphics could be enhanced with more variety or additional features.
stability
1 mentions Positive Neutral Negative
100%
The game runs smoothly overall, but older devices may experience noticeable heating issues during play.