- Developer: Stanley Lam
- Website: Official website
- Release Date: 2013-05-13
- Supports: Game Center,Family Sharing
- Languages: English, Japanese
- Compatibility: Requires iOS 9.0 or later. Compatible with iPhone, iPad, and iPod touch.
## Description
Mathrax is a logic puzzle. The goal is to fill in each cell with numbers from 1 to N, where N is the size of the puzzle's side. No number may appear twice in any row or column. Circles with additional conditions may appear on intersections of lines inside the grid.
\- A number and a sign of mathematical operation (addition, subtraction, multiplication, division) - a number is a result of an operation execution with numbers in diagonally adjacent cells.
\- A letter "E" ("even") - all numbers in four cells are even.
\- A letter "O" ("odd") - all numbers in four cells are odd.
**** Mathrax features ****
# Content
\- 6 different sizes of board
\- 5 difficulty levels
\- more than 500 levels
# Features
\- Highlight wrong number automatically
\- Autosave the process of unfinished levels
\- Record best completion time for each level
# Challenge
\- Game Center Achievements
\- Try to complete as many levels as possible
