+ 15
How does companies such as WhatsApp, Twitter, SoloLearn make their money? In that they dont run adds
No adds on their application.
2 Answers
+ 11
Answers will help much than up votes. But thanks for thumbs up
+ 3
I found a discussion about theories how SoloLearn makes money here:
https://www.sololearn.com/Discuss/158386/how-does-sololearn-make-money-theories