FreeFileSync

FreeFileSync is a free, open-source utility that enables reliable file and folder synchronization on Windows, macOS, and Linux. Its core strength lies in its intelligent comparison engine, which scans directories and pinpoints the specific files that need to be updated. This targeted approach eliminates redundant data transfers, making it an efficient choice for regular backups. You maintain complete control over your data with a tool that is both transparent in its operation and trusted by a global community.