Shiur Diario app enables users to study the daily Daf Hayomi in Portuguese via videos followed by the Daf displayed in pdf to allow both, learning the Daf with Rabbis who are Talmudic scholars, and learning the Daf as it is in the actual Gemara.
The Rabbis whom teach the shiurim are: R. Rafael Schuster, R. Yechezkel Shamah, R. Eli Korich e R. Mordechai Kafel.
Likewise, users can explore the entire Tamlud at the tip of there fingers, for additional content.