Alphabet and Sungy Mobile are among the investors that have exited mobile analytics startup Quettra, which had raised $2.9m in seed funding.

Quettra, a US-based mobile analytics technology producer backed by Google owner Alphabet, has been acquired by web traffic analytics provider SimilarWeb for approximately $10m in cash and stock.

Founded in 2013, Quettra offered several app traffic and usage measurement services, such as a product that used big data analytics to enable a personalised experience for users.

Quettra emerged from stealth in August 2014 when it raised $2.9m in a seed round featuring Alphabet’s corporate venturing unit GV, mobile internet…