X.app reached 500k downloads in just over a year after its release on the App Store. In short time, X.app became one of the most popular apps on the App Store for activating Picture-in-Picture and Fullscreen video modes on iOS, both in Safari browser and third party apps. X.app has a steady rate of more than 1k downloads per day, sometimes even going way beyond that: Currently, X.app has over 15k ratings with an average score of 4.72: