Animations get complex quickly. Anything beyond the trivial you need tools to help. Tumult Hype is the perfect tool to help you build animations. It’s a native app for OS X. It gives you a stage to place all the elements in your animation, and a timeline to control what happens with each element at which time. The animations you build work on desktops, smartphones and tablets. No coding required.
Try it out by downloading the 14-day free trial.