FreeFileSync is a

free and open-source Free and open-source software (FOSS) is a term used to refer to groups of software consisting of both free software and open-source software where anyone is freely licensed to use, copy, study, and change the software in any way, and the source ...

program used for

file synchronization File synchronization (or syncing) in computing is the process of ensuring that computer files in two or more locations are updated via certain rules. In ''one-way file synchronization'', also called mirroring, updated files are copied from a sour ...

. It is available on

Windows Windows is a group of several proprietary graphical operating system families developed and marketed by Microsoft. Each family caters to a certain sector of the computing industry. For example, Windows NT for consumers, Windows Server for serv ...

Linux Linux ( or ) is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically packaged as a Linux distribution, which ...

and

macOS macOS (; previously OS X and originally Mac OS X) is a Unix operating system developed and marketed by Apple Inc. since 2001. It is the primary operating system for Apple's Mac computers. Within the market of desktop and lapt ...

. The project is backed by donations. Donors get access to a Donation Edition that contains a few additional features such as an auto-updater, parallel sync, portable version, and silent installation. FreeFileSync has received positive reviews. FreeFileSync works by comparing one or multiple folders on their content, date or file size and subsequently synchronizing the content according to user-defined settings. In addition to supporting local file systems and network shares, FreeFileSync is able to sync to Google Drive, FTP, FTPS, SFTP and MTP devices.

Adware/Malware

Earlier versions were packaged with

OpenCandy OpenCandy is an adware module and a potentially unwanted program classified as malware by many anti-virus vendors. They flag OpenCandy due to its undesirable side-effects. It is designed to run during installation of other desired software. Produc ...

, an adware module which many

antivirus software Antivirus software (abbreviated to AV software), also known as anti-malware, is a computer program used to prevent, detect, and remove malware. Antivirus software was originally developed to detect and remove computer viruses, hence the nam ...

vendors classify as

malware Malware (a portmanteau for ''malicious software'') is any software intentionally designed to cause disruption to a computer, server, client, or computer network, leak private information, gain unauthorized access to information or systems, depri ...

. Since the release of version 10.0 in April 2018, the software is ad-free. In November 2018 Norton wrongly considered FreeFileSync installer as a malware and blocked its installation.

Supported OS

FreeFileSync is available for 32bit and 64bit operating systems. As of June 2021 the then current version 11.11 of FreeFileSync supported the following operating systems and versions: * Windows 10 down to Windows 7. * macOS 11.0 "Big Sur" down to Mac OS X 10.10 "Yosemite". * On Linux many well-known distributions are supported. The website cites Arch Linux, CentOS, Debian, Fedora, Manjaro, Mint, openSUSE and Ubuntu.

Older operating systems

Support for Windows Vista and XP ended with FreeFileSync_v10.11. The latest release compatible with Mac OS X 10.7.5 is FreeFileSync_8.4_Mac_OS_X. Older versions are still available on the project website.Archive of old versions of the software https://freefilesync.org/archive.php

References

{{Reflist

External links

Official website
Cross-platform free software File copy utilities Free file comparison tools Software using the GPL license

Adware/Malware

Supported OS

Older operating systems

See also

References

External links