1989 see the first computer version of Sudoku

In 1989 a game called DigitHunt was published by Loadstar/Softdisk Publishing for the Commodore 64, this is believed to be the first home computer version of Su Doku. In 1995 a computerized puzzle generator called Single Number was published by Yoshumitsu Kanai for the Apple Macintosh 14 with other versions up to the 2005 Mac OS-X.

Su Doku magazines

Dell magazines still publish the original Number Place puzzle and also have two Su Doku magazines, Original Sudoku and Extreme Sudoku. It is also published under the name of Squared Away and Nine Numbers.

Sudoku in the Time newspaper 2004

It was first published in the UK by The Times newspaper in 2004 under the name of Su Doku after being introduced to them by New Zealander, Wayne Gould who discovered the puzzle in a Japanese bookshop. It was quickly followed by The Daily Mail who used the name Codenumber (which was later changed to Sudoku) and then by The Daily Telegraph who used the name Sudoku. The widespread popularity of the puzzle was such that several other British newspapers followed suit, with The Sun calling their version Sun Doku.