Portable Fsum Frontend was designed to be a free and easy-to-use tool that will allow you to compute message digests, checksums and HMACs for files and text strings. It supports drag-and-drop and you can handle multiple files at once. The checksum generated can be used to verify the integrity of the files.

Here are some key features of "Portable Fsum Frontend":

· Calculate the checksums, message digests and HMACs of files and text strings
· Verify files using a SFV or MD5 file and notify you if a file is corrupted or missing
· Create a checksums of files and verify their integrity in the future.
· Rename a file with a checksum.