Checking the evidence…Reading the prices…Writing the verdict…
Developers
Facepunch Studios
2 games in the catalogue.
RustWorth considering$19.99−50% · was
$39.99At or near its lowest price
87% positive on Steam
Garry's ModBuy on sale$9.99
Regular price; it has been much cheaper
96% positive on Steam
Best verdict first. The developer name is taken from the Steam page, so a studio that publishes under two names may appear twice.