This is indeed an issue that can become quite frustrating, although you'll get used to it pretty quickly. Here are a few things that could help: - Swift Playg

This is indeed an issue that can become quite frustrating, although you'll get used to it pretty quickly. Here are a few things that could help: - Swift Playgrounds[1] can be extremely useful to experiment with little snippets of code. - On the simulator, you can slow down the animations (command + T) - Sometimes, I temporally add a UIButton to trigger the animation again... The whole native vs. hybrid apps has been discussed extensively. As you noticed, among other things, hybrid apps are not as snappy as their native counterpart. [1]https://developer.apple.com/swift/blog/?id=24 https://developer.apple.com/swift/blog/?id=24