MSDF made an equity investment of Rs 15 crore (USD 2.1 million) in the company, OnlineTyari said in a statement.
OT offers a mobile application that allows highly customised, curated and vernacular test preparation content delivered through very low Internet bandwidths.
It offers a full suite of solutions, including entrance tests for public sector units, government jobs and higher education institutes.
It has recorded nearly 3.5 million downloads and over 400,000 daily active users.
"This investment from MSDF will help OT expand its vernacular offering, widen examination coverage and strengthen its technology and analytics engine," the statement said.
"India is witnessing a paradigm shift towards online educational services. This partnership will help us introduce new business best practices and achieve the scale needed to reach our goal of improving education and skill development for more than 100 million people every year across India," Agarwal, co-founder and CEO of OT, said.