Download of Happy Cube Solver 2.3 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The actual developer of the free program is Shy Shalom.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The software is categorized as Games. The following versions: 2.3, 2.2 and 2.1 are the most frequently downloaded ones by the program users. HappySolver.exe or happysolver_qt.exe are the common file names to indicate the Happy Cube Solver installer.
From the developer:
Happy Cube Solver is an interactive environment based on OpenGL for designing and building cubes and formations from the Happy Cube 3D puzzles. It integrates a graphic engine for creating and viewing formations and a powerful AI engine for solving them.
You may want to check out more software, such as V-CUBE Meeting, CubeTwister or Minus Cube, which might be similar to Happy Cube Solver.