'Doin' it for the Gram' (IMAGE) Simon Fraser University Caption The researchers say marketers and app developers work together to develop experiences that create an insatiable desire for users to keep returning to their apps. Companies achieve this by using various tactics such as the freemium model, gamification and making their app ubiquitous. Credit Helena Lopes Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.