WinRAR

1. File Compression
WinRAR compresses files into smaller sizes using RAR or ZIP formats, helping save disk space and reduce file transfer times.

2. File Extraction
Supports extraction from a wide range of formats including RAR, ZIP, 7Z, TAR, ISO, and more.

3. Split Archives
Allows users to split large files into smaller parts for easier storage, sharing, or email attachment.

4. Password Protection and Encryption
Supports AES-256 bit encryption and password-protected archives to secure sensitive data.

5. Repair Corrupted Archives
Includes a repair tool to recover damaged or corrupted RAR and ZIP files.

6. Drag-and-Drop Support
Enables easy file compression and extraction via drag-and-drop functionality.

7. Context Menu Integration
Integrates with Windows Explorer for quick access to compression and extraction tools from the right-click menu.

8. Command-Line Support
Offers command-line options for automated tasks and advanced users.

9. Multi-Volume Archives
Supports creating archives split into multiple volumes for easier storage or distribution.

10. Compression Profiles
Allows users to save compression settings as profiles for quick reuse on similar files.

11. Cross-Platform Availability
Available primarily for Windows, with WinRAR command-line versions for Linux and macOS.

12. Trial and Licensing
Provides a free 40-day trial with full functionality, after which a license purchase is required for continued use.