HO CHI MINH CITY -- The coronavirus pandemic is fueling a boom in Vietnam's online learning market, and Swedish startup Astrid is taking lessons from the world of mobile gaming to grab a slice of it.
The company developed its English-learning app, also called Astrid, with help from some of the minds behind Candy Crush, the series of puzzle games that became a global phenomenon. The result: A cheerful and engaging interface rewards users for progress and encourages them to keep playing.
