apps:rename <old-app> <new-app>
dokku apps:rename node-js-app io-js-app
-----> Creating io-js-app... done Destroying node-js-app (including all add-ons) Unlinking from railsdatabase App node-js-app has not been deployed -----> Cleaning up... -----> Cleaning up... Renaming node-js-app to io-js-app... done