HTML5 Is becoming more and more known within app developing. Flappy bird is a great example of this. Not everyone knows that Flappy Bird was built in HTML5 and converted using one of many html5 to IOS or android converter tools available for free on the web. HTML5 has loads of great frameworks for new app developers to use, since you can convert html5 to IOS and android it makes sense to learn one language for them both instead of learning c++ and or Java. Although HTML5 frameworks are relatively new compared to c++ and Java, it is a great platform for new developers. Here are a few HTML5 frameworks you should definitely check out.