Md5Checker is a free, faster, lightweight and easy-to-use tool to manage, calculate and verify MD5 checksum of multiple files/folders:
– Calculate and display MD5 checksum of multiple files at one time.
– Use MD5 checksum to fleetly verify whether files have been changed.
– Load, save, add, remove and update MD5 checksum conveniently.
– It is less than 300 KB and does not require any installation (portable).
For Windows NT/2000/XP/2003/Vista
Download: Md5Checker 3.2.4