Tag- Amazing Frog V2.f0.2.9j [updated] -

Because the physics are unforgiving, standard gaming strategies fail. You must think like a frog.

The developers hid a few secrets specifically in this build:

Amazing Frog is a 2D physics-based game developed by Derek Yu, an independent game developer. The game was first released in 2015 and has since undergone several updates and revisions. The version in question, Tag- Amazing Frog v2.f0.2.9j, appears to be a specific build of the game, likely containing bug fixes, new features, and improvements.