NumCross

About: 

NumCross

Mathematical Crossword Puzzles

NumCross is a logic puzzle game that combines the challenge of crosswords with mathematical thinking. Instead of filling letters, you fill grids with digits 1-9 using mathematical clues like prime numbers, palindromes, and arithmetic operations.

Download:

ios-App

android-apk

How to Play:

Fill the grid with numbers following the mathematical hints. Each puzzle has exactly one solution!

Available in 13 languages with grid sizes from 2×2 to 6×6.

Example Puzzles

Download and try these sample puzzles:

  - 2x2

  - 3x3

  - 4x4

  - 5x5

  - 6x6

Puzzle Concept

The puzzle concept is from the great "Logelei" series from Die Zeit.

All puzzles are generated independently.

Support

For questions, feedback, or technical support, please contact:

Author: Jens Weigel

Email: japsum.puzzle@gmail.com

Privacy Policy: NumCross Puzzle works completely offline and collects no user data.

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