iPhone MobileFinder (strictly “Finder” in the iPhone’s springboard view) is a filesystem navigator and launcher for use with iPhones which have been jailbroken. (see http://iphone.fiveforty.net/wiki/index.php/How_to_Escape_Jail )

Changes:

Application Launches cause Springboard to be inaccessible. Reboot necessary

http://code.google.com/p/mobilefinder/