Business model of sololearn......!

Question

we all the members of sololearn are enjoying while learning programming on sololearn without paying in any form, neither the sololearn team use advertising to generate revenue for their hard work.

Then what is the revenue/business model of sololearn.

Answer 1

https://www.sololearn.com/discuss/374428/?ref=app

Answer 2

https://www.sololearn.com/discuss/699783/?ref=app

Answer 3

Hi

Answer 4

I'm need to learn business course on solo learn