ViceVersa is the Award-Winning Windows XP, 2003, 2000, Vista software designed for File Synchronization, File Replication, File Backup and File Comparison

Overview
Compare folders, as well as entire folder trees
Side-by-side user friendly interface with menus and toolbar buttons

Folder comparison
Compare files by size/timestamp, CRC, or both
Include/Exclude subfolders
Create folder snapshot
Ignore specified time difference when comparing files (2 seconds to 1 hour)

Synchronization
Wide range of auto synchronization methods
Synchronization preview capability
Backup capability (copy deleted/replaced files in a specified folder)

File management
Extensive file filters
External file comparison program integration

Statistics
Activity log in text format
Output window displaying most recent activities
Summary window displaying current comparison/synchronization settings and filters

Extra tools
Time synchronization functionality
Integrated scheduler
Save project capability

Help
Tip of the day
Detailed help file included in the software package
Extensive on-line knowledge base, including articles, screenshots and video demonstration

Shortcomings
No byte-by-byte comparison support
No file comparison functionality

Price
The price of ViceVersa Plus is $59.95, which is only slightly more expensive than most folder comparison programs. Fully-functional evaluation version is also available.

Summary
ViceVersa Plus is the best folder comparison software we’ve reviewed yet. We recommend it for various types of comparison projects, from occasional comparison jobs to consistent folder management. Our rating for this software is 8/10.

Price: $59.95 USD

Diverse comparison methods
Three-way comparison
Text navigation
Report functionality
Merge functionality
Integration with version control systems Yes
Folder comparison
Folder hierarchy synchronization
Custom file filters
Byte-by-byte comparison