Google is already under investigation of European Commission for alleged anti-competitive behaviour in the search engine market.
Regarding the Android issue, European Commission Vice President Joaquin Almunia said the case is at an early stage and a decision on launching a formal investigation is yet to be taken.
"We have not yet formalised the concerns. We are looking at the way the Android ecosystem deals with different elements that can be considered as anti-competitive rules," Almunia told PTI in New Delhi.
Android is one of the widely used smartphone operating platforms.
Going by estimates from global research firm Gartner, Android accounted for more than 80 per cent share in the smartphone operating system market during the third quarter of 2013.
The competition division of the European Commission -- the executive arm of European Union --
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