In this Brain Game for free, you will play from fun 3x3 games up to bigger challenges as you advance!
★ Available in 17 languages: Arabic, Spanish, Portuguese, English, German, Russian, French, Chinese, Greek, Italian, Japanese, Dutch, Norwegian, Romanian, Swedish, Ukrainian, Korean, and more.
★ Original help system for improved gameplay. You can use Hints, and different types of annotations.
★ This game can be played offline, without internet or wifi.
★ The Rules are the same of a sudoku plus the external numbers that will give you the number of buildings that you can see form that position.
★ You will never get bored with this fun game! Endless levels!
★ You will never lose your current game, the game is automatically saved so you can continue right where you left off.
★ Available for your mobile phone, 7-inch tablet or 10-inch HD devices and small or low-resolution devices!