ZERO Sievert

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ZERO Sievert

Short description

ZERO Sievert is a tense top-down extraction shooter that challenges you to scavenge a procedurally-generated wasteland, loot gear, and explore what’s left of a devastated world. When the odds are stacked against you, you’ll need to do more than just survive...

Developer
CABO Studio
Publisher
Modern Wolf
Release
Wed, Oct 23, 2024
Price
$19.99
Reviews
14,516
Positive
85%
Followers
89,006
Owners (estimated)
500K – 1M
Concurrent players
261
Genres
Action, Adventure, Indie
Features
Full controller support, Steam Workshop, DualShock Controller Support, DualSense Controller Support
Tags
Extraction Shooter Survival Post-apocalyptic Looter Shooter Top-Down Pixel Graphics Shooter Action Open World Singleplayer Indie Adventure Exploration Simulation Loot Early Access Strategy Atmospheric Base-Building Survival Horror
Revenue (estimated, gross)~$12.7msomewhere between $9.7m and $19.4m · roughly 500K–1M copies

Review count and SteamSpy's owner range agree well enough to narrow the estimate down to this band. Multiplied by $19.38, the average price these copies actually sold for — weighted from the price history rather than taken from the $19.99 launch price. That is 3% below list price on average. Before Steam's cut, VAT and refunds. How these numbers are calculated.

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History

30 data points since Sep 26, 2026. Gaps mean nothing changed — the value carries forward.

Revenue (est.) ~$12.6m → ~$12.7m
Reviews 14,409 → 14,516
Followers 88,768 → 89,006
Concurrent players 261 → 261
Price $19.99 → $19.99
Positive reviews 84.8% → 84.8%

The revenue curve is an estimate, not a measurement. It is the only calculated series here: each interval takes the review growth of that period, multiplies it by the sales-per-review factor and by the price actually charged at the time, and adds the result to the running total. That is why it climbs more slowly through discount periods than the review curve next to it. The last point is the same figure quoted above — gross, before Steam's cut, VAT and refunds. How these numbers are calculated.

Lowest recorded price: $11.99 on Aug 14, 2026.

How crowded is this niche?

How full the niche around ZERO Sievert is — measured on the tags it leads with, against every other combination on Steam.

±?? Extraction Shooter + Survival + Post-apocalyptic

Combinations under 15 games are left out to reduce the influence of small samples. The games below share those tags and are free to browse.

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Similar games that found an audience

Games sharing at least 3 of this title's leading tags, with enough reviews to have gone somewhere. Ranked by how much they overlap, not by how big they are. − missing and + extra mark the tags each one does not share with ZERO Sievert. Studio counts the titles that developer has released — the closest thing to production scale that public data allows. It is not a budget, and nobody publishes those.

Image Name Studio Shared Tag difference Price Reviews Positive Released Revenue (estimated)
Blood Running Blood Running Dead Unicorn 2 titles 4 − Top-Down − Pixel Graphics + Cyberpunk + Shooter $16.99 195 69% Fri, Feb 21, 2025 $129k
$57k – $229k
The Forever Winter The Forever Winter Fun Dog Studios first game 3 − Survival − Top-Down − Pixel Graphics + Early Access + PvE + Third-Person Shooter $29.99 21,491 69% Tue, Sep 24, 2024 $26.2m
$13.6m – $27.1m
The Final Station The Final Station DO MY BEST first game 3 − Extraction Shooter − Looter Shooter − Top-Down + Indie + 2D + Adventure $14.99 6,709 88% Tue, Aug 30, 2016 $4m
$2.7m – $6.6m
Sheltered Sheltered Unicube 2 titles +1 3 − Extraction Shooter − Looter Shooter − Top-Down + Base-Building + Strategy + Management $14.99 5,357 82% Tue, Mar 15, 2016 $3.1m
$2.6m – $5.6m
Last Group Out Last Group Out Woodland Development first game 3 − Extraction Shooter − Post-apocalyptic − Top-Down + Action + Shooter + Gun Customization $9.99 532 81% Thu, Feb 17, 2022 $195k
$104k – $195k

There are more like this. Your plan shows the 5 closest neighbours; Plus and Pro show up to 100 — enough to see the shape of a niche instead of a sample of it.

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