VideoScribe - Make your own whiteboard video animations with Sparkol VideoScribe – award-winning video scribing app for PC, Mac and iPad. Free trial available.
Thunkable - Powerful but easy to use, drag-and-drop mobile app builder.
Wochit - Wochit is a cloud-based video creation platform that creates studio-quality videos with premium licensed content, fast.
MIT App Inventor - App Inventor is a cloud-based tool, which means you can create apps for phones or tablets right in your web browser.
Doodly - Create your own doodle video in just 60 seconds
Bubble.io - Building tech is slow and expensive. Bubble is the most powerful no-code platform for creating digital products.