When comparing One Commander vs FreeFileSync, the Slant community recommends One Commander for most people. In the question“What are the best power user tools for Windows?” One Commander is ranked 38th while FreeFileSync is ranked 55th. The most important reason people chose One Commander is:
Free for non commercial use.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Free
Free for non commercial use.
Pro Simple and fast
Fast search and filter.
Pro Miller columns
Like Finder from macOS.
Pro Multi tab support
Pro Themes
Light, dark and customizable themes/colours.
Pro Default file manager setup
Can make it the default file manager such that windows explorer stays out of the way for most of the work.
Pro File previews
Pro File / folder filters
Pro Folder views can be saved and applied
Pro It supports multiple protocols
It will work with MTP, FTP, SFTP, FTPS, and more.
Pro It can copy locked files
It supports Volume Shadow Copy Service, meaning that it can copy files even if they are in use or otherwise locked.
Pro Cross-platform
It runs on Windows, Linux and MacOS.
Pro Portable version available
Pro It is quite performant
Pro Google Drive support
FreeFileSync provides direct access to Google Drive, no additional software is needed.
Pro Completely free
Source code releases are provided under GPLv2.
Pro It supports realtime sync
It can be configured to constantly monitor two folders for changes and sync them instantly when a change is detected.
Pro It lets you program batch scripts
You can program your own jobs for execution as a script.
Pro It supports case sensitive synchronization
For Unix-like systems.
Pro It supports long file paths
It can copy files and folders with more than 260 characters in their paths.
Pro It supports versioning
Versioning is keeping multiple instances of the modifications of your files.
Pro It can sync both local disks and network shares
Cons
Con Folders cannot be sorted by size
Con Cannot access Android device connected by USB
Con Cannot access Android device by FTP
And can never will as this is clarified by developer that this feature will never be added.
Con It doesn't have UNDO function
Very important. When you work with valuable data files, this function can't be ommited.
Con Navigating folders by Ctrl+Tab has considerable delay
Con Browsing Recycle Bin is very slow
Navigating away from Recycle Bin tab and coming back to it reload the Recycle Bin which is very slow as mentioned. Program has an option to open recycle bin in Windows File Explorer, which suggests that developer is aware that opening Recycle Bin is problematic.
Con Confusing
Con Context menu only based on icons
No longer with Onecommander 3.6.43
Con Does not preserve folder timestamps when copying
Con Memory hog
It runs a little slow on computers who don't have much RAM available.
Con Limited built in history
The program only remembers the latest set of folders you synced, so you have to save your syncs or create batch files.
Con A little intimidating for novices
If you never ran a file syncing software, this can be a little tricky to configure as your first one.
Con No backup encryption
Con It doesn't run on older Linux systems
It's dependencies don't allow it to run on older systems.
