Co-op games like Nine Lives Hospital
Below are 8 cooperative Steam games similar to Nine Lives Hospital, ranked by player overlap and content similarity. Every pick supports cooperative play — online co-op, LAN co-op, or shared/split-screen — so you can play with friends right out of the box. imho.run pulls from the same Steam category data Valve uses internally, so "Co-op" here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Nine Lives Hospital page.
Ranked picks
- 1

Rash Decision
Online Co-op alternative to Nine Lives Hospital — playable with friends. Shares Simulation and Casual with Nine Lives Hospital.
Co-op medical for 1-2 players. The Nurse examines a very unwell patient and SHOUTS the symptoms through a hatch. The Biochemist brews a cure from a deeply unreliable grimoire. Get it wrong and the patient mutates. Then mutates again.
- 2

Barbecue
Online Co-op alternative to Nine Lives Hospital — playable with friends. Shares Action and Simulation with Nine Lives Hospital.
Barbecue is a co-op party game where 1 to 4 players manage a backyard BBQ that spirals into total chaos. Light the fire, grill the meat, serve the guests — and try not to burn everything down.
- 3

VIP Scandal Patrol
Online Co-op alternative to Nine Lives Hospital — playable with friends. Shares Action and Casual with Nine Lives Hospital.
VIP Scandal is a chaotic 2–4 player co-op party security sim. Check who gets in, handle ridiculous incidents, and keep each party at just the right level of wild. Keep the VIPs happy, improvise when things go wrong, and stop the night from becoming a scandal.
- 4

Crappy Corp
Online Co-op alternative to Nine Lives Hospital — playable with friends. Shares Action and Simulation with Nine Lives Hospital.
A 1-4 player third-person co-op physics comedy. Take the contracts no reputable firm would touch, then haul it, bolt it, smash it and drop it. Every crate you break comes off the payout. The company bills for damages. The company always bills.
- 5

Panic Hospital
Online Co-op alternative to Nine Lives Hospital — playable with friends. Shares Action and Simulation with Nine Lives Hospital.
Panic Hospital is a 1-4 player co-op party game. Carry, toss and treat patients in a mad rush, and work together to survive the most chaotic shift of your career.
- 6

Matadors
Online Co-op alternative to Nine Lives Hospital — playable with friends. Shares Action and Casual with Nine Lives Hospital.
Matadors is a multiplayer bullfighting game. Players can choose to play as either the bull or a matador. No matter what you are, the only thing that doesn't change is chaos.
- 7

Night Shift Hospital
Online Co-op alternative to Nine Lives Hospital — playable with friends. Shares Simulation and Casual with Nine Lives Hospital.
A chaotic co-op job sim for up to 4 players about night-shift doctors. Handle a bizarre stream of patients, diagnose illnesses, and assign people to the correct treatment zones. Work as a team, get through nightly crises, and try your best not to get fired!
- 8

Worst Airline Ever
Online Co-op alternative to Nine Lives Hospital — playable with friends. Shares Action and Simulation with Nine Lives Hospital.
Build an airline from scratch in this multiplayer co-op airline management game. Fly airplanes inspired by real aircraft, design and upgrade your plane, serve passengers, and grow your airline from a small regional carrier into a world-class airline.