How many people are playing Systematic Immunity right now?

Systematic Immunity is app 395100 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Systematic Immunity?

36 concurrent players on Sept 2016.

Systematic Immunity was released on Steam on 20 May 2016.

GameApp ID 395,100by Hedge Knight GamesReleased 20 May 2016

WindowsEngine —

Steam user reviews · 27 written

Updated 13 Sep 2026, 01:06 UTC

SteamPeaks Rating

New

Needs ten reviews

Positive share

81.5%Positive

Last 30 days

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No reviews in the last 30 days

Played before writing

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Sampling starts with the review poller

Reviews per day

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From Valve’s daily histogram

How sentiment moved · share of new reviews that were positive

Awaiting the histogram

Not enough samples yet. The line appears once a few readings are in.

Positive shareReviews writtenLifetime shareDrag across the chart to zoom · double-click to reset

Systematic Immunity Reviews · SteamPeaks