AppCreator & Solo DeveloperPublished Indie Game
Killer Sudoku Academy
Killer Sudoku Academy is a rigorous mathematical deduction game that challenges players with cage summation constraints overlaid across a standard 9x9 Sudoku grid. Perfect for mental arithmetic training, analytical thinking, and pattern recognition.
Project Role
Creator & Solo Developer
Client / Market
Client Enterprise
Timeline
Published Indie Game
Primary Stack
Flutter, Dart

01 · The Challenge
What Problem Did This Project Solve?
Killer Sudoku requires complex sum tracking and candidate elimination that paper or poorly designed digital boards make tedious and error-prone.
- Tedious mental sum calculation when analyzing overlapping cages across rows and columns
- Messy pencil-mark management on small smartphone screens
- Lack of smart error checking that helps players learn without spoiling the solution
02 · The Solution
What Solution Was Delivered?
Developed a custom cage math solver with automatic candidate calculation, smart duplicate alerts, and step-by-step hint logic.
- Visual dotted cage groupings with real-time remaining sum indicators
- Dual input keypad for quick number entry and multi-pencil notes
- Intelligent rule validation ensuring unique cage digits and block compliance
Tooling & Ecosystem
Built With Modern Engineering Standards
FlutterDart
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