This smartphone spin on connect-the-dots starts easy but twists into a difficult exercise in spatial thinking.

Free Flow is easy to use, and you're quickly passing levels and trying more difficult grids. The interface makes it simple for somebody to easily navigate the app and enjoy this wonderful game.

From the makers of the hit app Flow Free, comes a fun and challenging new twist: Bridges! If you like Flow Free, you'll love Flow Free: Bridges! Connect matching colors with pipe to create a Flow.

The Flow Free app is a simple twist on connect-the-dots: Players are faced with a grid of different-colored pairs of dots. The goal is to connect the right dots while filling up every square on ...