rsync, Acronis Cyber Protect Home Office, FreeFileSync, Duplicati, SyncBack, SyncToy, GoodSync, DirSync Pro, Backup Maker, Unison File Synchronizer, Copywhiz, luckyBackup, DSynchronize, csync, FileMenu Tools, Alternate File Move, Stellar Insta Backup, TrayBackup, AnyBackup, DotSpirit Backup, iGoUSB, CleanSync, SynchroHajzel, Abakt, Z-DBackup, Digionica SyncTool, SmartBackup, Syncless are some alternatives to Toucan.