Jet Compact Utility (JETCOMP.exe) is a legacy stand-alone tool designed by Microsoft to compact and recover corrupted databases created with the Microsoft Jet database engine versions 3.x and 4.x (typically files from Access 95 through Access 2000). Core Functionality & Purpose
JETCOMP.exe utility is a standalone tool used to compact and repair Microsoft Jet database engine (3.x and 4.x) files. Unlike the built-in "Compact and Repair" feature in Access, it can often recover databases that cannot even be opened because it does not attempt to open the file before processing. Spiceworks Community Download Status The official download link for JETCOMP.exe jetcomp.exe download
Open as Administrator (if compacting system databases). Jet Compact Utility (JETCOMP