Good Day Unicorncloud34,
My name is Carlo, I am also using Windows 10 pc and community member like you.
I am using it for a long time and it is safe, download it from the thier official site.
https://www.win-rar.com/start.html?&L=0
Have a wonderful day ahead and stay safe.
Sincerely,
Carlo T.
Standard Disclaimer: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.