The Miso app, designed to seamlessly connect users with veteran cleaners, now ranks first in the mobile cleaning service category.

...through the use of data analysis technology, he wanted to control and improve the quality of cleaning services by constantly receiving customer feedback...They cleaned some 30,000 houses last year. Miso had sales of 1 billion won on average a month last year...

Miso, a home cleaning service in South Korea, wants to sweep up some ambitious growth goals after being accepted into Y Combinator’s summer class. The startup’s founders will join the accelerator program this week.