Download of Smile+Smile 1.01 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free software for Mac OS X was originally developed by Hooligans Entertainment.
The most popular version of the tool is 1.0. The application lies within Games, more precisely Puzzle. This application's bundle is identified as com.hooliganslab.smilesmile. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe.
From the developer:
“Smile + Smile” is a physics based puzzle. The main character, male Smile, wants to be together with its beloved female Smile girlfriend. But a fate has willed them to be separate. The task is to build an imaginary bridge, made from shy, scared, and angry kinds of smiles, to help the restless smile is love. To get closer to its love, it has to bounce off these different kinds of smiles.
You may want to check out more Mac applications, such as Anawiki Puzzle Game, Jojo's Fashion Show - World Tour or BallsTrial, which might be similar to Smile+Smile.