In a bid to boost their below-replacement fertility levels, some countries, such as China, India, Iran, and Japan, have launched state-sponsored dating apps, with more potentially following. However, the use of dating apps as tools for social engineering has been largely neglected by political theorists and public policy experts. This article fills this gap. While acknowledging the risks and historical baggage of social engineering, the article provides a qualified defense of using these apps for three purposes: raising below-replacement birth rates, (...) increasing social cohesion, and preventing certain genetic diseases. (shrink)