AppLaunchpad - Create free beautiful screenshots for App store/Google play
Huawei Mobile Services - Huawei Mobile Services app comes up with features to help you in accessing a large number of advanced features such as payments, push notifications, and Huawei ID, etc.
iOS Jetpack - Beautiful easy-to-use screenshot templates for App Store
Samsung Flow - Android and Windows Apps.
Smartmockups - Create stunning product mockups, easily and online.
Samsung Email - Samsung Email app enables users to receive, manage, and send all the important emails from as many email accounts as they want.