Xnapper - Take beautiful screenshots instantly
Pika.style - A free tool to quickly convert screenshots into beautiful website and device mockups. You can create customizable images for App Store, Instagram, and more
Screenshots Pro - Screenshots Pro is an app screenshot maker that helps you create a beautiful presentation of your app on App Store and Google Play.
Supasnap - Beautify your screenshots instantly.
App Screenshot Generator - A 100% free tool for creating app store screenshots