Benutzerfreundlichkeit
Benutzeroberfläche 
User-friendliness/complexity of the tool´s interface
Simple
Zeiteffizienz Time needed for mastering the „how-to“ of the tool and a production of a task
High
Sprache(n) der Benutzeroberfläche The number of languages in which the tool is currently available/adaptable to
English, Spanish, French, German, Italian, Greek, Brazilian Portuguese, Romanian, Polish, Hindi, Ukrainian, Russian, Corean, Hungarian, Turkish, Czech, Thai, Chinese, Arabic, Chinese, Japanese, Indonesian, Vietnamese, Dutch
Datenschutz Does the tool require registration? Who can see my data? Can I remain anonymous?
Duolingo collects and analyses leaner data: https://ai.duolingo.com/. Duolingo can share your personally-identifiable information with third parties if it is “reasonably necessary to offer the Service” and they obtain information about learners from Third Party Services. The company’s privacy policy is available at: https://duolingo.com/privacy
Arbeit für spätere Verwendung speichern Possiblity to save your or others´ work for reuse/reproduction
Yes
Individuell anpassbar (wenn ja, wie?) Possibility of the tool to be used for a range of different activities (e.g. to what extent you can organize a project assignment with a central activity based on this tool)
No. The user must follow the pathway set by the app.
Technische Voraussetzungen
Installation erforderlich?
Yes
Kompatibilität/ Betriebssystem
iOS, Android. Use on regular browsers also possible, but not with all functions available
Andere technische Voraussetzungen
None