Google Docs is a free, web-based office suite offered by Google within its Google Drive service. It was formerly a storage service as well, but has since been replaced by Google Drive. It allows users to create and edit documents online while collaborating with other users live. Google Docs combines the features of Writely and Spreadsheets with a presentation program incorporating technology designed by Tonic Systems. Data storage of files was introduced on January 12, 2010 with 1 GB of free space. On April 24, 2012, Google launched Google Drive which supplants Google Docs.Google Drive incorporates the Google Docs office suite into itself alongside providing improved storage functionality.