Screenshot Machine - Screenshot machine is an online website capturing service. Creates a screenshot or thumbnail of any online web page in couple of seconds for free.
iOS Jetpack - Beautiful easy-to-use screenshot templates for App Store
URL2PNG - Screenshots as a Service. Capture snapshots of any website, right in your app, quickly and reliably.
App Screenshot Maker - Design marketing screenshots for your app in minutes
CloudBrowser.co - A supremely flexible and reliable HTTP API that supports professionals and enterprise alike in the...
Promomatic - Easily create beautiful app store assets