WinRAR is a shareware file archiver and compressor utility for Windows. It can create archives in RAR or ZIP file formats,[3] and unpack numerous archive file formats. There is an Android app called "RAR for Android",[4] and command-line versions called "RAR" and "UNRAR".

Features:-
Pack (create) or validate (test) RAR or ZIP archive files. Choice of RAR4 or RAR5 file format.
Unpack ACE, ARJ, BZ2, CAB, EXE, GZ, ISO, JAR, LHA, RAR, TAR, UUE, XZ, Z, ZIP, ZIPX, 7Z archive files.
Multiple-core CPU threading compression and decompression.
When creating RAR archive files:

Support for maximum file size of 16 EB (264 bytes) minus 1.
Choice of compression directory size from 1 MB to 1 GB (256 MB limit on 32-bit Windows). Default size is 32 MB.
Optional 256-bit BLAKE2 file hash in addition to default 32-bit CRC32 file checksum.
Optional encryption using AES (Advanced Encryption Standard) with a 256-bit key.
Optional data redundancy is provided in the form of Reed-Solomon recovery records and recovery volumes, allowing reconstruction of damaged archives.
Optional "Quick Open Record" to open RAR files faster.
Ability to create multi-volume (split) archives 
Ability to create self-extracting files.
Support for advanced NTFS file system options, such as NTFS hard and symbolic links.
Support for maximum path length for files up to 2048 characters (stored in UTF-8 format).
Optional archive comment (stored in UTF-8 format)
  
TO DOWNLOAD WINRAR FOLLOW THESE STEPS:-

1:DOWLOAD SETUP FILE FROM THE GIVEN LINK.

2:CLICK ON IT.

3:SETUP WIZARD WILL START.

4:INSTALL IT AND USE TO EXTRACT YOUR FILES FOR FREE.