Unison File Synchronizer vs FreeFileSync

Struggling to choose between Unison File Synchronizer and FreeFileSync? Both products offer unique advantages, making it a tough decision.

Unison File Synchronizer is a Backup & Sync solution with tags like open-source, file-sync, windows, macos, linux.

It boasts features such as Two-way sync, Detects conflicts and prompts user, Supports permissions, symlinks, hardlinks, Cross-platform - Windows, macOS, Linux, Command line and graphical UI, Selective sync, Fast transfer of incremental changes and pros including Free and open source, Reliable syncing, Handles conflicts gracefully, Preserves file permissions and metadata, Lightweight and fast.

On the other hand, FreeFileSync is a Backup & Sync product tagged with file-sync, folder-sync, backup, mirroring, windows, linux, macos.

Its standout features include Compares files based on content (not just file names and timestamps), Supports two-way sync, backup, mirroring and more sync modes, Supports real-time sync and scheduled sync, Filters for sync based on file size, date, attributes and more, Supports Windows, Linux and macOS, Open source and free, and it shines with pros like Free and open source, Easy to use interface, Powerful sync options and filters, Cross-platform support, Lightweight and fast.

To help you make an informed decision, we've compiled a comprehensive comparison of these two products, delving into their features, pros, cons, pricing, and more. Get ready to explore the nuances that set them apart and determine which one is the perfect fit for your requirements.

Unison File Synchronizer

Unison File Synchronizer

Unison is an open source file synchronization tool for Windows, macOS, and Linux. It allows two replicas of a collection of files and directories to be stored on different hosts, modified separately, and then brought up to date by propagating changes in both directions.

Categories:
open-source file-sync windows macos linux

Unison File Synchronizer Features

  1. Two-way sync
  2. Detects conflicts and prompts user
  3. Supports permissions, symlinks, hardlinks
  4. Cross-platform - Windows, macOS, Linux
  5. Command line and graphical UI
  6. Selective sync
  7. Fast transfer of incremental changes

Pricing

  • Open Source

Pros

Free and open source

Reliable syncing

Handles conflicts gracefully

Preserves file permissions and metadata

Lightweight and fast

Cons

Steep learning curve

Command line only on Linux

No cloud sync or mobile app

No versioning

Limited reporting/logging


FreeFileSync

FreeFileSync

FreeFileSync is a free open source file synchronization software for Windows, Linux and macOS. It helps compare and synchronize files and folders by content to prevent data loss. It supports mirroring, two-way sync, backup and more with filtering options.

Categories:
file-sync folder-sync backup mirroring windows linux macos

FreeFileSync Features

  1. Compares files based on content (not just file names and timestamps)
  2. Supports two-way sync, backup, mirroring and more sync modes
  3. Supports real-time sync and scheduled sync
  4. Filters for sync based on file size, date, attributes and more
  5. Supports Windows, Linux and macOS
  6. Open source and free

Pricing

  • Free
  • Open Source

Pros

Free and open source

Easy to use interface

Powerful sync options and filters

Cross-platform support

Lightweight and fast

Cons

Limited reporting capabilities

No cloud storage or online sync support

No versioning of files

No collaborative sharing features