Platform: Steam - http://store.steampowered.com/app/22300/
Price: 3.47 USD - 219 RUB (USD - Used today's dollar currency)
Features: Inf. Health, Inf. Caps, Ultra Exp (Experience x10), Noclip.
Just a fun fact: There i found message "Fallout 3 not optimized for Windows 7". But This game was in 60...