TL:DR; SFV Checker uses CRC-32 technology to check each file and notifies you of any potentially bad, corrupt, incorrect size or missing files to save you hours of downloading only to find you have 1 file missing or the last file has a CRC checksum error.
Download SFV Checker Freeware - Rating: 4.20
Compress PowerPoint presentations, Excel files & Word documents by up to 98%. Optimized files remain in the original format - no need to unzip. Full office and email integration - send email attachments easier.
WinZip Mac 4 - World's leading file compression technology and new sharing options let you seamlessly connect to cloud services, including iCloud Drive. Zip and password-protect files for safer sharing and smaller storage with this easy-to-use tool.
ZIP Recovery Toolbox recovers data from corrupted ZIP files. Features: Repair ZIP archives Repair self-extracting (SFX) files Recover password-protected ZIP files Repair ZIP files larger than 4 GB Restore ZIP files from damaged media
