John S. Sinclair

Game Credits


Xenon 1 (1983)   (By)
Zorgons Revenge (1983)   (Written by)


Zorgons Revenge (1983)   (Graphics Design)

Developer Biography

John Sinclair was born in September 1966. By the age of 16, in 1982, he had learned how to program a computer, and became interested in game development. He joined forces with his father, Keith Sinclair and uncle, Ian Sinclair to form the company IJK software Ltd. This was established between 1982 and 1983. The company went on to produce popular games such as Xenon 1, Zorgon's Revenge, and arguably the most popular, Rocket Ball. Now, in 2018, John resides in China, continuing to be involved in the development of electronic products.

Last updated: Apr 03, 2018