PS3 Game Updater is a program that identifies the games you have on your computers HDD, it then lets you check for any updates those games may have and lets you download them, here is a quote from the change log:
+ Enabled X button to close the appication.
+ Added “Settings” and “About” windows.
Use the “Settings” window to save your last used folder, open folder after downloading all updates, and determine whether to save the updates into 1 big folder, or put each update in its game folder.
+ Table now shows the actualy game path as well.
+ Select/Deselect all checkbox added.
+ Added Download speed indicator.
+ Downloading now shows the version of the donwloaded update.
+ Minor GUI improvements.
First release, only scans folder and shows details. Previously called “PS3 Game Detector”.
Here is a video demonstrating what exactly it does: