$ sudo apt-get remove alphy

Uninstall alphy including dependent package

If you would like to remove alphy and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove alphy

Use Purging alphy

If you use with purge options to alphy package all the configuration and dependent packages will be removed.

$ sudo apt-get purge alphy

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove alphy

See Also,