The app will be automatically be sized to iPhone version to so you'll only need to build it once.

There is a feature in the element properties where you can set it's opacity, if this is what you suggested:

I will do a sample app showing you how to do this and I will attach it to this post as soon as I finish it.

Under the Page Properties do you have Refresh on Load set to No as shown in the image below?:

Could you reopen InteractBuilder and try again. Let us know if you're still having this problem.

Could you reopen InteractBuilder and try again. Let us know if you're still having this problem.

We were able to recreate this bug and we are working on a fix. Thank you for letting us know.

Do you have a graphical element on top of the frames that triggers the frame animation? Also can you check to see if the frames have the same dimension.

Does those elements that don't appear in Interact Player have some specific properties? Could you make a sample app with those elements and send it to alin@interactstudios.com? Thank you.

This will be fixed in the upcoming version of IB3.