renaming an app on heroku code example

Example 1: heroku rename

heroku apps:remane --app  

Example 2: rename heroku app

$ heroku apps:rename newname
Renaming oldname to newname... done
http://newname.herokuapp.com/ | [email protected]:newname.git
Git remote heroku updated

Example 3: renaming heroku app

$ git remote rm heroku
$ heroku git:remote -a newname