Extremely helpful when visiting the castle, this app allowed us to skip queueing: tickets at the hotel, no queueing for audio guide either thanks to get app. Make sure to start it and download before leaving for size reasons.
Palace of Versailles guide Does not work
Very helpful application Describing every single point in the palace
Very useful audioguide Great audioguide with accurate maps.
The best app I can make it on minecraft
Changes of some audioguide tracks to reflect the new visitor tour
Travel guide with audio sightseeing tours for 900 cities around the world!
Bangkok Grand Palace Audio-Visual Tour Guide: Mind blowing stories, 3D maps/pics