SyncToy is a free application from Microsoft that enables users to synchronize and backup their data. It is available for Windows systems, and it is designed to make the process of file transfers quick and easy. It can be used to keep your data safe and secure, or to transfer large amounts of data between different computers.

FreeFileSync

FreeFileSync is a free, open-source file synchronization tool that is designed to make it easier to compare and synchronize your data. It can be used to synchronize files between computers, external drives, and cloud storage services. It supports a wide range of file systems and includes advanced features such as error handling and conflict resolution.

GoodSync

GoodSync is an easy-to-use synchronization solution that can be used for local, remote, and cloud storage services. It supports a variety of platforms including Windows, Mac OS X, Linux, iOS, and Android. GoodSync also has powerful features such as conflict resolution and file encryption for added security.

Allway Sync

Allway Sync is a simple yet powerful synchronization solution that supports both local and remote storage services. It includes advanced features such as two-way synchronization, file encryption, automated backups, and conflict resolution to ensure that your files remain up-to-date across all devices.

AOMEI Backupper Standard

AOMEI Backupper Standard is an all-in-one backup solution designed to make it easy to create backups of your data on local or remote storage devices as well as cloud storage services. It supports incremental backups as well as real-time synchronization so you can keep your data up-to-date automatically in the background.

ViceVersa Pro

ViceVersa Pro is an advanced synchronization and backup solution designed for businesses with large amounts of data to manage across multiple locations or platforms. It includes support for FTP/SFTP servers along with powerful features such as compression algorithms for improved performance along with customizable scripts for automated tasks like archiving or mirroring data sets across multiple locations or devices.