What is "voxelstorm"

VoxelStorm Ltd, commonly referred to as VoxelStorm, is a British independent game development studio, video game publisher and music publisher. The company was founded by Eugene Hopkinson, and is based in England and Scotland. VoxelStorm has developed and released a handful of games, most nostably AdvertCity and sphereFACE.

VoxelStorm writes their game engines in-house, allowing them to have full control over what they are producing.