The Nano version is the successor to the Mini and of the Chibi for its size (66 % smaller than traditional versions). The features and the number of characters is also reduced. In fact there are only two stages in the lives of these tamagotchis : Childhood ( about a day ) and adulthood.

After the 2010 release, a large number of licensed editions were released based on the same Tamagotchi. Among these we can mention the Gudetama, Eevee, Pac-man, Evatchi (Evangelion), Demon slayer, Hello kitty, Jordy, BT21, R2-D2 (Star wars), Toy story (Woody and Buzz Lightyear), The mandalorian (Grogu), Harry potter / Fantastic Beasts or the famous manga One Piece (Chopper).