itch.io

The unofficial prequel of the game is Butterfly Soup, where you see Pom and Shibe in the game's ending. As with the sequel, Brianna states that there probably won't be a sequel to Pom Gets Wi-FI. However the sequel to Butterfly Soup + possible future Butterfly Soup games might include Pom and Shibe.

Here's the source to her stating that it probably won't happen:

https://brianna-lei.tumblr.com/about