An average smartphone user in India is now using seven mobile apps, with digital payments, food and grocery delivery topping the list of preferred services, a report showed on Friday. Convenience has emerged as a top priority for Indian consumers, driving a surge in the use of mobile applications, according to the report by CyberMedia Research (CMR)."Consumers demand a trifecta: credibility, reliability, and convenience in every purchase," said Prabhu Ram, Head-Industry Intelligence Group at CMR.The 'Alpha Brands' have arrived on the basis of their performance across major components, including brand's users, key decision makers, Net promoter score (NPS) score, level of satisfaction and the overall brand trust quotient.