BERLIN - Voting can be confusing, especially for young people casting their ballots for the first time, but in Germany they have an app to guide them through the democratic ritual: the Wahl-O-Mat.

"I have used it in every election I have participated in so far," Thure Kulesa, a 21-year-old university student in Cologne, told AFP. "It allows me to confirm the impressions I have of a party ...