Google announced today that it is adding a feature to Gmail and Google Calendar that will let users download their data from the services. Google also offers the option to download a single archive of all account data across Gmail, Calendar, Google+, YouTube, Drive, and more. Todays announcement is an expansion of Googles existing Takeout service, which has let users download their data from various Google services for some time. Emails and other data will be downloaded from Gmail in the MBOX format, which users can then import into other email services.