Anki Master funktioniert nicht

You can select conditions for questions to study. 'Answer wrong on the last study' , 'Answer wrong more than one time' and so on.  Purchasing add-on content, specific selection becomes available such as 'questions whose wrong answer rate are over 50% within 3 days'.  And in study mode, you can select questions and see answers automatically by tapping 'play' button sequently.  Photo libraries and photography by device camera and pdf files are usable. (Pdf files can be imported by iTunes on your PC or other iOS applications.  Importing your text or notebook by camera or pdf files, and drawing line markers with keywords.  You can review only wrong answers and weak questions.  Line markers are drawn, adjusted and moved by only one drags in edit mode.  Especially, it is easy to import by camera because you can trim taken pictures to revise tilt.  You can realize your growth of memorization by seeing study-record graphs.  Three kinds of graphs help you feeling steady growth.  Let's master Anki (means memorization in Japan) and enjoy studying!  And you'll get original study environment.  Sharing your favorite notes with your friends to get over exams!  Development of correct answer rates of all studies and of through-studies. (Through-study means study without filtering to remove questions. ) The last one is correct rate distributions of all questions.