The app itself looks the part, and has some cute features like Knock-Knock which lets you see who s on the other end of a video call, but there s no reason for it.

Speaking to various outlets Google bestowed early Duo access to, its project manager Nick Fox says Duo was meant for mobile, and deadpan simplicity.

Signing up is as easy as entering a code the app automatically texts you based on the number assigned to the SIM in your phone, and it does nothing more than video.

and stupid, but it s still a mistake.

If it weren t limited to iOS devices, I doubt Duo would exist.

Unfortunately, Apple didn t have the foresight to make it widely available, so here we are.

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