Mobile destination app PocketGuide has chosen Viator to give users access the online travel agencies tours and activities.

The start-up has increased the number of cities available for users to download recently, with more than 80 of the world’s most popular now featured.

Users will be able to snap up Viator’s products via the app.

Viator sells tours and activities through the award-winning Viator.com website, ten local-language sites serving North and South American, European and Japanese markets.

The company also offers five fully optimised mobile sites and more than 2,000 affiliated sites that include major hotel chains and airlines, online travel agencies, and city-specific sites.