Amazingly, the free version does not have a limited toolset but lacks support, reporting, analytics and cloud builds, which can easily be added at a later date. Unity is free to use for the personal edition and the professional version starts from $75 a month. The new audio mixer allows you to change the audio on the fly, to muffle or alter sounds and time them perfectly to the character’s actions. The latest version is packed full of features including new dynamic lighting updates and a fantastic standard shader. Unity is not only my favourite, but also the most extensively used 3D game engine currently on the market. Let’s get started… Free Game Development Tools I do outline the costs, but it’s worth noting that Sony and Microsoft only permit developers who have passed their screening process to develop games for their platforms. The tools outlined in this article include both 3D and 2D engines and are used by one-man bands to large studios. This list is for those who have some basic programming skills. If you would like to read my video game software for beginners, please click this link. I have finally updated my game development tools for programmers.