Chatbots are all the rage, and while some are skeptical about their use for customer service, Eggbun Education has been using its chat interface to help its its users learn languages.

The company, founded in 2015, has just secured angel investment of 900 million won (USD $787,000) from Strong Ventures and Primer, along with investors based in Sweden and the UK. Martin Randal, angel investor and CEO of Unifaun, led the round based on the startup’s potential in the language education area.