At the 2016 American Cup, Alt finished seventh in the all-around with a score of 54.399. She competed at the 2016 Gymnastics Olympic Test Event in April. There she helped her team qualify for the 2016 Summer Olympics with a team finish of second place. Individually, she was third in the all-around. At the 2016 Rio Summer Olympics, the German team finished 6th in the team all-around competition. Alt did not qualify for any of the event finals.