Google Apps provides cloud-based productivity and collaboration tools for businesses. It offers Gmail with large storage quotas and search capabilities, instant messaging and video chat through Talk, group collaboration features through Groups, shared calendars through Calendar, document editing and sharing through Docs, website creation through Sites, and video uploading and sharing through Video. Google Apps aims to address challenges around information overload, the need for collaboration, and access from any device. It provides frequent updates, easy management, and access on mobile devices. Over 3 million businesses now use Google Apps.