Update App without redownloading for ios

How to do on the fly updates for ionic frameworks

Are you referring to an app that is already in the app store or an app that is in the development stage?

in development phase

Okay, and keep clarifying. Are you looking to update the Ionic libraries or your code?

There are plenty of guides on both in the docs of the website. I’d recommend you’d read for those answers since they contain a LOT of useful information.

I want to update my code.

Maybe this solve your question…
http://www.w3schools.com/html/html5_app_cache.asp

Are you talking about livereload?

As far as I know you can have livereload on Android (ionic run android -l) but not on iOS, on iOS you have to do ionic build ios and then click run in Xcode every time. Atleast that’s what I was doing