Net income rose to $3.98bn from $2.74bn, and excluding one-off items, earnings per share rose to $7.35, ahead of anaylsts' expectations of $7.21.
Revenue from Google websites was $13.1bn, up 16 per cent compared to the third quarter of 2014, and paid clicks on Google websites jumped by 23 per cent.
Traffic acquisition costs rose slightly to $3.6bn from $3.4bn.The company announced that it was rebranding as Alphabet in August, and said the new operating structure is “being introduced in phases”.
Ruth Porat, finance chief of Alphabet and Google, said: “Our third quarter results show the strength of Google's business, particularly in mobile search. With six products now having more than one billion users globally, we're excited about the opportunities ahead of Google, and across Alphabet.”