Killer Inside Us — Steam capsule
Steam capsule · 460×2152.14 : 1

Killer Inside Us Free Download

by Source Byte Sp. z o.o.

Windows · macOS · Linux · Oct 29, 2020

Download Now Data checked on Steam: Oct 20, 2026
Fit check

Is Killer Inside Us worth it for you?

We tell you who should skip it, too.

Play it if you…

Good fit
  • Groups of 4–10 friends who want online social-deduction matches
  • Players who enjoy identifying hidden traitors while completing shared tasks
  • Impostor-game fans who want sabotage, elimination, and text or voice chat

Skip it if you…

Saves you a refund
  • Players seeking a solo campaign or a story-driven progression structure
  • Players who prefer direct combat over repeated task completion, deception, and player elimination
  • Groups that do not have 4–10 participants for an online match

Drafted from Steam store data with AI and reviewed by an editor · How we write fit checks · Report an error

Our take on Killer Inside Us

The hidden-role structure gives the game a focused social-deduction loop, but limits its appeal for players seeking solo content, broad exploration, or progression beyond repeated station matches.

What is Killer Inside Us?

Killer Inside Us is an online multiplayer game for 4–10 players set on a space station.

Players take the role of crewmates or impostors. Crewmates maintain the station by completing tasks, filling the task bar, and identifying the hidden impostor. Impostors work against the crew by sabotaging station operations and killing crewmates without being caught. The game supports random online matchmaking, player customization, in-game text chat, and in-game voice chat. Its central structure alternates between station duties, covert attacks, investigation, and attempts to remove the killer from the crew.

How Killer Inside Us plays

01Crewmate Tasks
Crew players can complete station work and fill the task bar to win.
02Impostor Sabotage
Impostors can disrupt station operations while attempting to eliminate the crew.
03Online Multiplayer
Matches support groups of 4–10 players.
04Text And Voice Chat
Players can communicate through built-in text and voice channels.
05Player Customization
The game includes options for customizing players.

Games like Killer Inside Us

Strategy

Bitten! Someone has to be a villain

Uladzislau BasinWin · 2021For:Groups of 4–10 friends who want social deduction alongside combatSkip if:Players who want a single-player experience will hit a wall at the 4-player minimum.
Strategy

Saints and Sinners

threeWWin · 2021For:Groups of 4–8 friends who want a multiplayer deception gameSkip if:Players seeking a solo campaign or a primarily single-player experience
Strategy

Stowaway

Sandstorm Studios Inc.Win · Mac · 2020For:Groups of online players who enjoy identifying hidden opponentsSkip if:Players seeking a solo campaign or a story-driven adventure structure
Strategy

ACT

DIG GamesWin · 2020For:Groups of 4 to 6 friends who enjoy social deceptionSkip if:Players looking for a long-form role-playing structure rather than 10-minute matches

Picked by overlapping fit notes and genres, not an editorial comparison.

Killer Inside Us: platforms & release

Is Killer Inside Us worth it?

It is worth it if: groups of 4–10 friends who want online social-deduction matches. Skip it if: players seeking a solo campaign or a story-driven progression structure.

Where can I download Killer Inside Us?

Use the Download Now button on this page: it opens Killer Inside Us's store page, where you can choose how to get it.

What platforms is Killer Inside Us on?

Windows, macOS and Linux.

Keep looking

More from Source Byte Sp. z o.o.

All games →

Jump Challenge!

Win · Mac · Linux · 2022

Playground VR

Win · 2021

Quick Race

Win · Mac · Linux · 2021

Time For Quest

Win · Mac · Linux · 2019

More strategy

7,170 games →

Agrou

Win · 2020

Pic-Me!

Win · Linux · 2024

Catch the Vandal

Win · 2024
Killer Inside UsWindows, macOS, LinuxDownload Now
Killer Inside UsWindows, macOS, Linux
Download Now