ITGuides:Pompei,Ercolano,MANN app for iPhone and iPad

ITguides is a catalog of audio guides of the most beautiful and important Italian cities and archaeological sites.
With the purchase of an audio guide of Pompeii or Herculaneum, you will receive a free audio guide of your choice between: Naples, Vesuvius, Sorrento, The Amalfi Coast
Visit Pompeii, Herculaneum, the Royal Palace of Caserta with us.

The contents are produced and supervised by the art historian Rosella Gallo, Professor of Art History at the Academy of Fine Arts in Rome.
You can try the audio guide you are interested in before buying it.