lock file

Epson scan to file utility is Epson Stylus CX3200 Scan to File utility

Open XML File Format Converter for Mac

Locks your Mac when you walk away.

Scan audio files and get error reports.

Find which apps are keeping files locked.

Encryption software to encrypt or decrypt files

Lock or unlock multiple files and/or folders.

File archiver.

File and folder comparison and synchronization.

File backup and sharing tool; 15 GB free.