Cross Math Number Puzzle ™

Cross Math is a logic-based number puzzle game where math meets crossword-style grids.
Fill the grid with numbers and operators so that every row and column forms a correct equation.

No time pressure. No guessing. Just clear rules and satisfying logic.

How to Play

Drag and drop numbers and operators into the grid

Each row and column must form a valid equation

Get instant feedback as you solve

Complete the puzzle when all equations are correct

Easy to learn, surprisingly deep.

Multiple Difficulty Levels

Whether you’re a beginner or a puzzle expert, Cross Math adapts to you:

Easy – simple addition and subtraction

Normal – larger grids and more choices

Hard – multiplication and tighter constraints

Expert – full logic challenges with division

You can also create custom puzzles by choosing grid size, operators, and difficulty depth.

Calm, Thoughtful Design

Designed for focus and clarity:

Multiple visual themes (light & dark)

Adjustable font sizes

Smooth animations and subtle feedback

Clean, distraction-free interface

Perfect for short breaks or longer thinking sessions.

Play at Your Own Pace

Automatic save and resume

Pause anytime

Track your completion time

Retry or move on to the next puzzle

Your progress is always preserved.

Play in Your Language

Cross Math supports 19 languages, with full UI localization and easy in-app language switching.

If you enjoy Sudoku, KenKen, cross-number puzzles, or logic games, Cross Math offers a fresh and satisfying challenge.

Download now and see how every number fits.