The Klett Augmented App and the augmented materials are free of charge. The book on which the Klett Augmented App is based needs to be purchased, of course, but it needn’t even be a brand new edition of the book for the app to work.
The Klett Augmented App and the augmented materials are free of charge. The book on which the Klett Augmented App is based needs to be purchased, of course, but it needn’t even be a brand new edition of the book for the app to work.