It's just a password manager (although, with some firmware and client tweaks, it could be a signing device), and only $45.
I've never heard on moolti-pass before but it looks legit! The whole knockin...
"Just a password manager"... LOL. Password ENHANCER! Sounds fancier... I've been trying to emulate something like this with a 2D barcode scanner and physically pre-printed QR codes... In my mind I see little icons/emojis in the corner/center of each QR code and it's a book format, so only I can know the correct sequence of QR codes to "generate" the super secret squirrel mega-password...