WinRAR is the official and most popular choice. It is technically "trialware," but it famously continues to work after the trial expires.
The official RAR app by RARLAB is a free, all-in-one tool that also acts as a basic file manager. Community Experiences 10142021.rar
Providing a "review" for a specific file like is difficult because the content of a .rar archive is private and unique to whoever created it. However, if you are looking for a review of the RAR format itself or the tools used to open it, Review of the RAR File Format WinRAR is the official and most popular choice