This is the best time to represent your app and UI designs with a ready-to-use iPhone mockup. In this case, Resource Boy has an amazing hand-holding iPhone X mockup that you get for free. No need to mention using a mockup is a piece of cake and the whole process of editing will happen in a small breeze.
Use your creativity and make the best presentation without any tricky works. Change the colors to any shades you like, use a different background, add your texts, and so on. Little works for stunning results.