As you know, PlayerUnknown’s Battlegrounds is not new, which is already available for Windows PC and Xbox One, but unfortunately, you can't play it on mobile devices. Even though PUBG is live in Asia and Canada before, it is restricted to the US. But now, PUBG is live on mobile in the US on both Android and iOS. Download it from Google Play Store or App Store.
However, the PUBG Mobile play is not different from the Windows PC and Xbox One. You'll have the same experience on all the devices.
When it comes to PlayerUnknown’s Battlegrounds, 100 players are thrown into a battle to fight each other for survival. The game is similar to the recent popular Fortnite Battle Royale, which takes PUBG's core design and packaged with a next-generation graphics. A recent PUBG US release, however, happens after the launch of Fortnite Battel Royale mobile invite, where the spammer takes advantage of it by sharing the Fortnite fake invite code via social media.
For your information, the mobile version of PUBG is developed and live by now is because of a Chinese man, Tencent, who own WeChat and managed to invest in many games, For instance, League of Legends.