The success of the original has spawned fan tributes. You can find "A Game About Flicking A Switch: The Dark World" and "2 Flick 2 Switch" on various forums. Be warned: Fan versions are not official and may contain bugs or inappropriate content. Stick to the original from Itch.io for the pure experience.
You can purchase the game on Steam for approximately $1.99 . A Game About Flicking A Switch Free Download