Doubtnut

An app that helps students with their doubts in math and science.

HQ: Gurugram, India
Founded: 2017
Focus: Learning app
Founders: Aditya Shankar, Tanay Pratap
Funding: Series A, $15M
Sources: https://www.livemint.com/news/india/doubtnut-raises-15-million-in-series-a-funding-11619520408073.html