No revenue estimate for EPIC — its rating/review counts don't calibrate to sales the way Steam's do. The Steam version is estimated at $3.2K — a different platform, not this one.

FPVSIM Drone Simulator

A high-fidelity FPV freestyle and racing simulator built for realistic stick feel, Betaflight-style tuning, radio/controller calibration, rich environments, lap timing, leaderboards, and DVR replay.