| title | developer | year | game type | | pop. |
|---|
| I Kill Zombies | ? | ? | PSP | | | | | |
| I Must Run! | Gamelion Studios | 2010 | PSP | platformer | image | | label | |
| I.Q. Mania | SCEI | 2006 | PSP | board game | image | | label | |
| Idiot Squad | ? | ? | PSP | | | | | |
| Idol Janshi Suchi-Pai 3 Remix | Jaleco | 2007 | PSP | board game | image | | label | |
| Idol Janshi Suchie-Pai 4 Portable | Jaleco | 2010 | PSP | board game | image | | label | |
| Ikki Tousen: Eloquent Fist | Marvelous Entertainment | 2008 | PSP | fighting Manga | image | | label | |
| Ikki Tousen: Xross Impact | Tamsoft | 2010 | PSP | beat 'em up Manga | image | | label | |
| IL-2 Sturmovik: Birds of Prey | Gaijin Entertainment | 2009 | PSP | simulation flight | image | subject | label | |
| Imagine Champion Rider | Phoenix Interactive;EKO Software | 2009 | PSP | | image | | label | |
| Impossible Mission | System 3;Epyx | 2007 | PSP | platformer | image | | label | |
| Indiana Jones and the Staff of Kings | Amaze | 2009 | PSP | action/reflex adventure | image | | label | |
| Infected | Planet Moon Studios | 2005 | PSP | shooter Science Fiction | image | subject | label | |
| Initial D: Street Stage | Sega | 2006 | PSP | racing/driving Manga | image | | label | |
| Innocent Life: A Futuristic Harvest Moon | ArtePiazza | 2006 | PSP | role-play | image | | label | |
| International Snooker | ? | ? | PSP | | | | | |
| Invizimals | Novarama | 2010 | PSP | action/reflex strategy board game puzzle | image | | label | |
| Invizimals: The Lost Tribes | Sony | 2014 | PSP | action/reflex fighting adventure | image | subject | label | |
| Iron Man | Artificial Mind | 2008 | PSP | action/reflex shooter | image | | label | |
| Iron Man 2 | Sega | 2010 | PSP | action/reflex | image | | label | |
| Irregular Hunter X | Capcom | 2005 | PSP | beat 'em up shooter | image | | label | |
