fix this native app (andriod and ios)

I bought the app on codecanyon but it lacks some essential features. i will give you the original files to add the following features. once done and all work after testing. we will upload on the live app.

Application name: pixelphoto on codecanyon

Features we need:
- When someone posts something the load screen stays at the same place, it has
to change so the person know the post was successful uploaded.

● When you delete a picture, it should delete immediately (IOS)
●Able Upload multply picture at the same time.
● After commenting on a picture it should appear immediately
● Image should open full screen after opening it

Web application:
● Upload more multiple pictures simultaneously
● Fix: Web Page when you click on the profile picture the page freezes