No revenue estimate for PSN — its rating/review counts don't calibrate to sales the way Steam's do. The Steam version is estimated at $80.3K — a different platform, not this one.

Unsafe Express

Unsafe Express is a cooperative first-person survival horror game for 1-4 players. Navigate through space stations, collect materials and outlast your enemies! Choose your objective based on complexity levels, then cast your vote. Gather items, exterminate hostiles, fulfill missions and repeat!