Will I be able to update my app without a new publication process?
Yes. Your app is automatically updated with your new content, as well as new colors and new design options.
The only things that would require new submissions are items related to the app itself:
- app icon,
- app startup image (splash screen),
- app name,
- app description,
- categories and keywords,
- and the mobile website URL (in settings>domain), if you change it after your app is published.
To make sure that your app is updated when you add changes to it, just “kill”...