Hash is an app that provides concise 3-minute video summaries of the day's top global news stories and events. The summaries aggregate popular tweets about stories and present them visually. Users can consume news quickly in bite-sized highlights, receive a personalized morning video roundup, follow stories for updates, access background on each story, and discover influential opinions on topics - all in a simple and visual interface. The app aims to help users easily stay informed on important worldwide events and discussions using the least amount of time.