Can we Make custom Interstitial Banner?


On a App Lunch I want to show Interstitial Banner With custom Image and with timer user can close Interstitial Banner after 5 sec.
Is this possible?

Thanks in Advance.

hey, my brother

I think it is possible to create our ads but I think that we cannot show particular ads which we want as a developer
maybe it is possible

I this you understood my Question I want to show a pop-up banner on app launch