OCTO for iPad

OCTO is a highly addictive math and logic puzzle that is so unique its been patented! Your goal is to put numbers in the octagons without repeating a number in any octagon, row, column or diagonal. Youre provided the sums of the numbers in the diagonals and the sums of the numbers around each diamond. The rules are simple but the possibilities are endless!

This version will not run on iOS 9 or later. An updated version of the OCTO app is in development and will be released later this year.

Puzzle Features:

- OCTO is a newly patented math and logic puzzle which combines aspects of Sudoku and Kakuro while adding some completely new elements
- Puzzles range from Easy to Hard based on how many numbers youre given to start with.
- OCTO puzzles combine different solving techniques--make sure the numbers add up and dont repeat numbers in the octagons, rows, columns, and diagonals
- Easiest OCTO puzzles are perfect for kids just learning to add
- Hardest OCTO puzzles are as challenging as any Sudoku, with a lot more twists

App Features:

- Ten starter OCTO puzzles, including Easy, Medium, and Hard
- Extensive instructions, including tips and solving techniques
- Work any number of puzzles at the same time! Your progress will be stored for each puzzle and will be available whenever you want to continue
- Replay feature allows sharing and "competitive puzzling"
- Check and Undo features
- Choose the colors of the puzzle board and connect to your iTunes for music