I bought the official one from Amazon. You need to install the Amazon App Store on the Odin to then download and install the game apk.

https://www.amazon.com/Beloko-Games-JK3-Touch/dp/B0174XA4JC/ref=mp_s_a_1_2?qid=1673364348&refinements=p_4%3ABeloko+Games&s=mobile-apps&search-type=ss&sr=1-2

Yep, base game files are from Steam. I think I bought it on sale for about $2.