The game is a console exclusive, and the sites ranking for "top pc download" are preying on gamers who don't know the release history. If you want a rugby fix on PC, buy on Steam during a sale—it is cheap, safe, and exactly the gameplay loop you are looking for.
Any mid-range gaming PC from the last 5 years qualifies as a "top PC" for this title. At 1080p, you can expect 60+ FPS on high settings. rugby challenge 4 free download top pc