To play PlayStation Portable (PSP) games, several PlayStation games have been rereleased and can be downloaded and played on the PSP via emulation. Currently, the only three official ways to access this feature through the PlayStation Network service for PlayStation 3, PSP, or PC, or PlayStation Portable Console & Accessories Collection

Demos for commercial PSP games can be downloaded and Booted directly from Memory Stick. Demos are also sometimes issued in UMD format and sent or given to customers at various retail outlets as promotional content.

During E3 2006, Sony Computer Entertainment America announced that the Greatest Hits of the various budget headings will be extended to the PSP system. On 25 July 2006, Sony CEA released the first batch of Greatest Hits titles. The PSP Greatest Hits lineup consist of games that have sold 250,000 copies or more and has been out for nine months. PSP games in this lineup retails for $ 19.99 each.

Sony Computer Entertainment Europe announced on 5 September 2006, that number of titles will be available under the Platinum range for each € 24.99 in Europe and 19.99 pounds in the UK.