Tapstream is a mobile marketing and analytics platform designed to help app developers and marketers optimize their user acquisition and engagement strategies. The platform provides tools for tracking the performance of marketing campaigns, understanding user behavior, and measuring the effectiveness of various channels. With features like referral tracking, conversion analysis, and cohort reporting, Tapstream enables businesses to refine their marketing efforts and increase app usage. The service aims to empower marketers with actionable insights to enhance user acquisition and retention.