Furthermore, it is compatible with multiple operating systems, and it is the only compression tool that supports Unicode. It is compatible with the latest version of Windows 11™ and Windows 10™, and it is available in over 50 languages, both in 32-bit and 64-bit versions. WinRAR 64bit is the most widely used compression software globally, with a user base of over 500 million people. It can back up your data and reduce the size of email attachments, decompress RAR, ZIP, and other files downloaded from the Internet and create new archives in RAR and ZIP file format. WinRAR is a 64-bit Windows version of RAR Archiver.