Infinity Plus Two, previously Infinite Interactive, is a video game developer with headquarters in St Kilda, Victoria, Australia.

After a long alliance with SSG, resulting in the development of the Warlords series of games, Steve moved on to make Infinite totally independent in 2003.

[2] Infinite Interactive was one of the first developers to port a full custom game engine to the iPhone in 2009.

In 2011, the company was acquired by fellow Australian developers Firemint, creators of Flight Control and Real Racing - however, in late 2012 Infinite Interactive announced their return as an independent developer.

They have also released Puzzle Quest for the PlayStation Portable, Nintendo DS, IPhone, PS3, Xbox 360 and PC.