Game Maker is an easy to use point-and-click interface that allows the design of retro-style 8-bit games with characters, scenes, props and enemies. Program requires some programming but makes learning easier and can compile games into installable files. Sploder is a web-based tool for 8-bit games but requires an internet connection. Unity is a cross-platform engine that can be used to create detailed 3D games and levels, allowing improved storytelling through 3D animations.