Steam's store page doesn't flag a co-op category, but players tag Mortos as co-op.

Does Mortos have PvP?

Yes, Mortos has player-versus-player modes.

Do we both need to own Mortos to play together?

Yes. Mortos is played online, so each player needs their own copy on their own Steam account (or PC Game Pass where it is offered). Steam Families can share a library, but two people cannot play the same shared game at the same time.

How many people play Mortos?

Player counts were not available when this page was built.

Ready Up — what game do we play?Compare two Steam libraries →

Multiplayer games › Shooter › Co-op horde shooter

Is Mortos multiplayer or co-op?

Yes — co-op and PvP. Mortos is a co-op horde shooter game released in 2016, 49% positive on Steam (95 reviews). $0.99 on Steam.

PvPSingle-player tooShooter · Co-op horde shooter

Mortos is a FPS video game set in near future where the human race is dying after the arrival of the undead…

How Mortos plays with friends, according to Steam

Online co-op: Not listed on Steam
Local / split-screen co-op: Not listed on Steam
Online PvP: Yes
LAN play: Not listed on Steam
Single-player mode: Yes

Steam's own category list for the game, as of 2026-09-09. "Not listed" means the store page does not claim that mode; community mods or Remote Play can still add it.

Steam tags: Violent, Action, Indie, Casual, Zombies, FPS, Adventure, Horror

Do you and a friend both own Mortos?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Mortos is one of them — then helps you pick tonight's game with a weighted roll or a bracket.

Or open the Steam store page.

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Tired of Mortos? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Mortos co-op?: Steam's store page doesn't flag a co-op category, but players tag Mortos as co-op.
Does Mortos have PvP?: Yes, Mortos has player-versus-player modes.
Do we both need to own Mortos to play together?: Yes. Mortos is played online, so each player needs their own copy on their own Steam account (or PC Game Pass where it is offered). Steam Families can share a library, but two people cannot play the same shared game at the same time.
How many people play Mortos?: Player counts were not available when this page was built.

Ready Up is a free tool: enter two Steam usernames and it lists the multiplayer games you both own, runs a bracket to pick one, and suggests new co-op games that fit how you both play. Ratings, tags and player counts from Steam and SteamSpy; page updated 2026-09-23. Powered by Steam — not affiliated with or endorsed by Valve Corporation or Microsoft. Ready Up is a Somebody Decide program. How the data works · Legal & privacy · All types · Game Pass