Even though Fortnite Battle Royale Mobile has only been released on iOS devices via invite-only method, Fortnite Mobile is already a success on mobile.

According to Sensor Tower‘s earning estimation, Fortnite Battle Royale Mobile has earned more than $1.5 million in just 72 hours since it was pre-released on the App Store. In fact, the game has topped the iPhone charts in over 30 countries that have been participating the beta.

Talking about mobile gaming, Fortnite Mobile has grossed about one-third of what Clash Royale and Pokemon GO has done during their first few days in the market. Those games have grossed $4.6 million and $4.9 million, respectively.

If you haven’t seen the gameplay of Fortnite Mobile, watch the video below.