Can I save the completed exercises in the Klett Sprachen App to hand them out for check? 25 June 2021 12:47 Updated Yes, you can print out the exercises either empty or filled out. Related articles Do you know the Klett Sprachen App? Can I use the Klett Sprachen App on my Android tablet? Where can I find the licence key for my product? Are the exercises in the Klett Sprachen App interactive? Can I play media files in the Klett Sprachen App?