The acquisition is also indicative of the attention that India, a country where internet users overwhelmingly go online on their phones, is attracting as a source of talent for the development of mobile applications.
"India's relationship with Silicon Valley is entering a new phase and moving beyond being a simple outsourcing hub for basic tech functions, as it has been for the past decade," Mr Sinha said.
"Instead, India is now becoming a major source of innovation and talent, as companies such as Facebook try to tap the next billion people who are going to come online, who will do soon the mobile internet, and almost all of whom will be located in the developing world."
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Little Eye Labs, which was founded in India's technology capital of Bangalore only a year ago, said the sale would help the company's products "make an impact" on Facebook's more than 1bn users.
"The entire Little Eye Labs team will move to Facebook's headquarters in Menlo Park, California. From there, we'll be able to leverage Facebook's world-class infrastructure and help improve performance of their already awesome apps," Little Eye said.