Quatro! for Android

11 things about Quatro!

1. - The number of distinct Quatro’s in classic mode (only in rows and columns and the main diagonals) is 414298141056 winning Quatro’s, whereas the extreme mode (classic mode + winning positions in squares) holds approximately 18596841216 winning board configurations.

2. Quatro! is a more modern adaptation of the wildly popular board game Quarto, invented by Swiss mathematician Blaise Müller.

3. Play against an immensely smart computer (that is also adjustable to dummy-level,) against a friend on the same device or against your friends elsewhere via Game Center, and become a Quatro-master.

4. This may seem simple, but once you dive into the wonderful world of Quatro, you will find that timing is crucial, attention is critical and strategy is key.

5. And of course, you should get a Quatro on that board before your opponent does.

6. A complete check of the board would take a 500 MHz computer 280 billion years.

7. The aim of the game is to get four pieces in a row that all have at least one property in common.

8. In the next move this piece can be put on 16 places and one of the remaining 15 pieces can be chosen.

9. - For the first move (i.e. picking the initial piece) there are 16 possibilities.

10. A new puzzle revolution for iPod touch, iPhone and iPad.

11. In this case, one reaches a Quatro.