Hosting a Space Engineers server
Space Engineers servers live or die by simulation speed, often called sim speed. The game simulates physics for every block, ship and station, and when the server cannot keep up, sim speed drops and everything slows down. Large ships, big stations and lots of moving parts push it hard, so a strong CPU matters far more than a big headline spec.
What to compare
- CPU performance. Physics-heavy simulation depends heavily on strong per-core speed. Ask the provider what hardware sits behind the plan.
- RAM and storage. Large worlds and lots of grids use more memory and disk space, so leave headroom as your world grows.
- Workshop mods. Most servers use Steam Workshop mods. Check the host lets you add and manage them, and confirm how they handle updates.
- Plugins and admin tools. Many community servers run a server wrapper such as Torch, which adds plugins, admin tools and performance controls. If you want it, confirm the host supports it.
- Server settings. World settings, block limits, PCU limits and cleanup rules are how you keep a server healthy, so look for direct access.
- Backups. Big builds take many hours, so automatic backups and easy restores are worth having.
- DDoS protection and location. Public servers attract attacks, and lower latency keeps ship control smooth.
See the current Space Engineers hosting deals for offers from listed providers. For a whole machine, see dedicated servers.
Space Engineers server hosting FAQ
What is sim speed?
It is how fast the server simulates the world compared with real time. When it drops, everything slows down for all players.
Why do block and PCU limits matter?
They cap how heavy players' builds can get, which keeps sim speed healthy on a busy server.
Can I use mods?
Yes, on hosts that support Steam Workshop mods. Check how they are added and updated.
Is the Space Engineers dedicated server free?
Yes. Space Engineers Dedicated Server is a free tool on Steam, built for Windows. You can run it on a spare PC, but large worlds need a strong CPU to keep sim speed up, which is where a rented server earns its price.