“I was shaking so much I almost dropped the award,” said the 17-year-old, of Downholme, Swaledale.
“More than 65 per cent of the people voted for me to win the overall award, which is lovely. All my family are really proud of me and this has really helped my self-confidence and self-esteem.”
Olivia received two Federation of Small Businesses Student Award trophies and two certificates at the National Glass Centre, Sunderland.
A Level 3 system support and networking student, she will now develop the app further with the help of tutors at Darlington College.
Socialmoda will give people instant access to a range of virtual help, advice and support complete with voice synthesis and interactive mood board.
Bishop Auckland-born, Olivia developed her interest in IT while studying media at Richmond School and using her computer skills to produce games magazine covers.
Darlington College enterprise tutor Josh Spears said: “We are all incredibly proud of Olivia’s achievements and believe strongly in the merit of her app, which has the potential to help so many people.
“The inclusion of enterprise on our computing programmes provides students like Olivia the opportunity to develop their business ideas with expert guidance, and learn valuable skills for today’s job market.”