On mobile (Firefox android) you can't see the video overview - so I have absolutely no information to go on as to what this is, other than it wants a lot of permissions, and to sign in with my GitHub account.
Recently I wrote my own and now use that daily instead, which supports similar functionality (alt+drag) but also "zooming" in/out and panning around the desktop
Also available on Google Play Store [1], and it successfully derailed my sleep plans last night. Really breaks your expectations of "I move the character around" within minutes.
It reminds me a bit of the card game Fluxx [2], where every card you play changes the rules.