The Google Playstore has Transformers the Movie for $4.99 (half off) for the Digital HD version.
Now this doesn’t port anywhere (at least for now) but some things to remember. If you buy the Blu-Ray it comes with some 3rd party digital copy. If you buy this on VUDU or Itunes its $10 and its not available for sale on Amazon.
https://play.google.com/store/sea…vies&hl=e