: Once uploaded to iCloud Drive, the file is instantly accessible across your iPhone, iPad, and Mac.
: Reviewers on TrustRadius and Cloudwards often mention that Apple makes it difficult to work with non-native formats like RAR.
To actually use the contents of "iCloud UNC.rar," you will need one of these highly-rated extractors: iCloud Review | Find the Right Cloud
: iCloud is highly dependable for long-term storage, with reviewers from Capterra UK and Software Advice noting its stability and lack of bugs over years of use.