Full Page Screen Capture - I built a Chrome Extension that allows you to save a screenshot of an entire webpage as an image
iOS Jetpack - Beautiful easy-to-use screenshot templates for App Store
Enpose - The simple screenshot bot
App Screenshot Maker - Design marketing screenshots for your app in minutes
Geekflare Screenshot API - Take a full page screenshot of any site from multiple locations whether it be via desktop, mobile or tablet
Promomatic - Easily create beautiful app store assets