Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.
Cost / License
- Freemium
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- Flathub
- PortableApps.com
- Chocolatey




Perfect Backup is described as 'This free software allows you to backup your data to external drives, network locations, FTP servers and cloud storages' and is a File Sync tool in the backup & sync category. There are more than 25 alternatives to Perfect Backup for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best Perfect Backup alternative is FreeFileSync, which is both free and Open Source. Other great apps like Perfect Backup are Duplicati, Acronis True Image, GoodSync and Time Machine.
Open-source software for syncing and backing up files across Windows, macOS, and Linux by transferring only essential data.




Duplicati stores encrypted, incremental backups with AES-256 encryption and GPG, compatible with Windows, Linux, MacOS. Supports cloud services like OneDrive, Google Drive, and includes a built-in scheduler, auto-updater. Run backups through a web interface or command line.




Full image and file backups, disk cloning, and partition management across Windows, macOS, iOS, and Android with ransomware protection, cloud storage, fast recovery, web-based remote management, and mobile device support for flexible, secure data protection.



A comprehensive solution for file synchronization and backup, GoodSync allows seamless and real-time file sync across desktops, mobiles, and cloud services directly, bypassing third-party servers. Ideal for both personal and professional needs.




Time Machine is the breakthrough automatic backup that’s built right into Mac OS X. It keeps an up-to-date copy of everything on your Mac — digital photos, music, movies, TV shows, and documents. Now, if you ever have the need, you can easily go back in time to recover anything.

Protects operating systems, files, and disks on Windows PCs and Servers with full backup, cloning, and migration tools. Offers sync, encrypted backups, flexible restore to dissimilar hardware or partitions, scheduled and real-time backups, and space management features.




Cobian Reflector is the successor of Cobian Backup and inherits all the features from it: it's a file-backup program that can be used to make automatic backups for your directories and files, supports compression and encryption and can backup to some other location in the...




UrBackup is a open source client/server backup system, that through a combination of image and file backups accomplishes both data safety and a fast restoration time.



Simple fast backup for Windows. At a glance - small and very lean, very fast delta copier, excellent user interface, device tracking, shadow copying, move/rename detection, run-as-a-service mode, robust support for multi-million item backups with terabytes of data, intelligent...




Provides full, incremental, and differential backups for files, partitions, and system. Offers disaster recovery, automatic scheduling, fast disk or partition cloning, encrypted storage, backup verification, selective file restore, and management tools.




Paragon Backup & Recovery is an advanced backup and recovery software. You may backup files, volumes and disks entirely or pick one at a time. Select the OS partition, and you get all the necessary boot partitions. If your operating system crashes, you can recover it easily.




Automatic set-and-forget backup for iCloud Photos and Drive with manual, scheduled, full, or incremental syncing to external drives, NAS, or third-party clouds, preventing data loss, enabling file recovery, offloading files from your Mac, and requiring no subscription.



