How old is the game freddi fish on PC

Freddi Fish and the Missing Kelp Seeds was made in 1994.
Freddi Fish 2: the Haunted Schoolhouse was made in 1996.
Freddi Fish 3: the Stolen Conch Shell was made in 1998.
Freddi Fish 4: the Case of Hogrustlers of Briny Gulch was made in 1999.