An infinite number of puzzles can be generated automatically.
Each puzzle gives you several categories and an equal number of options within each category. Each option is used only once.
Use the clues to solve the puzzle and find a pattern that fits logically and without contradiction to complete the matrix.

Features:
- Unlimited number of problems due to automatic generation.
- There are four levels of difficulty: Easy, Normal, Hard, and Expert.
- Hints with explanations.
- Normal mode and dark mode UI can be selected.