Swapnote (series)

The Swapnote series was a series of Messaging Apps featuring Miis as avatars. The series debuted with Swapnote, but its servers were shut down in 2013 due to an overwhelming amount of inappropriate drawings. The game's popularity led to a sequel called Swapdoodle.

Swapnote
Swapnote was the first game in the Swapnote Series. In Swapnote you're able to send drawings called "Swapnotes" do your friends via the Internet.

Swapdoodle
Swapdoodle was the sequel to Swapnote and follows a similar premise.