# SudoCu: Classic Sudoku — Classic Sudoku Brain Training > Classic and Mega Sudoku game with daily challenges and brain training features. (iPhone/iPad app by Emre Coskun.) - Source: https://appshunter.io/ios/app/sudocu-classic-sudoku/id6758268127 (this page in markdown: same URL + `.md`) - Developer: [Emre Coskun](https://appshunter.io/developer/1871877884) - Category: Games, Puzzle - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 15.0 · 82 MB - Languages: English - Released: 2026-01-27 - Data updated: 2026-07-03 - Monetization: ad-supported - User reviews in markdown: https://appshunter.io/ios/app/sudocu-classic-sudoku/id6758268127/reviews.md ## What is SudoCu? SudoCu is a beautifully designed Sudoku game built for focus, clarity, and daily brain training. GAME MODES: - Classic 9x9 Sudoku — 4 difficulty levels from Easy to Expert - Mega 12x12 Sudoku — A bigger challenge for advanced players - Daily Challenge — A new puzzle every day, compete with the world FEATURES: - Global Leaderboard — See your rank among players worldwide - Smart Notes — Pencil marks to help you solve puzzles - Hints System — Get help when you're stuck - Detailed Statistics — Track your progress and best times - Dark Theme — Easy on the eyes, perfect for night play - Clean, modern design with no distractions - Works offline — play anywhere, anytime - No account required to play Download now and master the art of Sudoku! ## Key features - Classic 9x9 Sudoku - Mega 12x12 Sudoku - Daily Challenge puzzles - Global Leaderboard - Smart Notes feature - Offline play ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Remove Ads | $2.99 | one-time | | 50 Sudoku Hints | $0.99 | one-time | | Premium Upgrade | $4.99 | one-time | ## Frequently asked questions about SudoCu ### What are the different Sudoku game modes in SudoCu? SudoCu offers Classic 9x9 Sudoku with four difficulty levels, Mega 12x12 Sudoku for a larger challenge, and a Daily Challenge with a new puzzle each day. ### Can I play SudoCu offline? Yes, SudoCu works offline, allowing you to play anywhere, anytime without an internet connection. ### Does SudoCu have ads? Yes, SudoCu contains advertisements. It is a free game supported by ads. ### How does the Daily Challenge work in SudoCu? The Daily Challenge provides a new Sudoku puzzle every day. You can compete with players worldwide on the global leaderboard for these daily puzzles. ### What features help players solve puzzles in SudoCu? SudoCu includes Smart Notes for pencil marks and a Hints System to assist players when they get stuck on puzzles. ### What devices is SudoCu available on? SudoCu is available on iPhone and iPad devices. ### How often is SudoCu updated? The latest version of SudoCu is 1.3.2, and it was last updated on June 1, 2026. This indicates a relatively active update schedule. ### What is the age rating for SudoCu? SudoCu has an age rating of 4+, making it suitable for a wide range of players. ## Version history (last 5 releases) ### 1.3.2 — 2026-06-01 Bug fixes and performance improvements. ### 1.2.18 — 2026-05-25 What's New in v1.2.18: • Improved ad experience — faster loading, less interruption • Adaptive banners for a cleaner, better-fitted layout • Enhanced privacy consent handling • Performance improvements and stability fixes • Better app resume experience — content loads faster when returning to the app ### 1.2.17 — 2026-05-21 Fixed a rare bug that caused player profiles to reset. • Screen orientation is now securely locked to portrait mode for a better gameplay layout. • Minor performance improvements and bug fixes for a smoother Sudoku experience. ### 1.2.12 — 2026-05-12 We’ve made the game smoother based on your feedback: • Fixed an issue where sound preferences would reset after restarting the app. • Resolved a bug preventing stars from being awarded in Daily Challenges. • Fixed scoring and ranking issues on the Weekly Challenge leaderboard. ### 1.0.1 — 2026-02-03 • Added ad network integration to support free gameplay • Performance improvements and minor bug fixes ## Apps similar to SudoCu | App | Rating | Price | Category | | --- | --- | --- | --- | | [pmaSudoku](https://appshunter.io/ios/app/pmasudoku/id6756536668) | 5.0 (5) | Free | Games | | [Master Sudoku Challenge](https://appshunter.io/ios/app/master-sudoku-challenge/id6670557985) | — | Free | Games | | [Sudoku Master 2025](https://appshunter.io/ios/app/sudoku-master-2025/id6744408449) | — | Free | Games | | [Sudoku Puzzle Master Game](https://appshunter.io/ios/app/sudoku-puzzle-master-game/id6746671286) | — | Free | Games | | [SudokuSSS - Brain Puzzle](https://appshunter.io/ios/app/sudokusss-brain-puzzle/id6753180890) | — | Free | Games | | [Daily Pattern & Logic Puzzle](https://appshunter.io/ios/app/daily-pattern-and-logic-puzzle/id6742624265) | — | Free | Games | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-03.*