How many copies did nightmAR Protocol sell?

620 to 1k copies, based on its 25 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did nightmAR Protocol make?

nightmAR Protocol is free to play, so there is no copy-sales revenue to estimate.

Copies are estimated from the public review count, adjusted for release year, and cross-checked against SteamSpy's own estimate.

We don't have enough similar games to place nightmAR Protocol in its genre yet. The numbers above are nightmAR Protocol's own.

Sizing up your own game? See how many copies games in its genre usually sell before you build it.