Created:        2022-01-02 Sun
Last modified:  2022-03-12 Sat

Refcard: Install, Remove, Purge commands

Maintenance tool	Install	Remove	Purge [1]	System-wide [2]	User-specific
add-apt-repository		--remove	n/a	n/a	n/a
apt / apt-get	install	remove	purge	n/a	n/a
snap	install	remove	--purge	n/a	n/a
flatpak	install	uninstall	--delete-data	--system (default)	--user
pip	install	uninstall	n/a		--user

[1]

Purge command also removes configuration files (in comparison with remove command).

[2]

System-wide and user-specific options can be applicable to package files or/and to configuration files. Check the documentation.