Challenge others with the same questions, or with varying questions. Who knows the most?
Add yourself to questions. These can possibly send and then they are added by default to the app.
Make a backup, send your own questions to others, charging questions of others, or load your backup.
Highscore lists a number of questions.

It may be that high-resolution screens not play well some texts.
On the screen to adjust this in the app.
If you encounter a different screen, then let us know.