To uninstall the Heroku Toolbelt on OSX (non-Homebrew) or Standalone Linux install:
rm -rf /usr/local/heroku
rm -rf ~/.heroku
For Homebrew:
brew uninstall heroku
rm -rf ~/.heroku
For Debian/Ubuntu:
sudo apt-get remove heroku-toolbelt
sudo rm /etc/apt/sources.list.d/heroku.list
You may also want to remove the release key by running:
sudo apt-key list
sudo apt-key del KEYFROMABOVE
On Windows you can simply uninstall the Toolbelt from Programs and Features. You should also delete the _heroku
directory inside your home directory.