How many copies did Tempo sell?

4k to 7k copies, based on its 164 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Tempo make?

Tempo 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 Tempo in its genre yet. The numbers above are Tempo's own.

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