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#2,005145
▲ 5.8%vs 24h ago · updates every minute
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87% positive of 503 · Very Positive · Live from Steam
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Free on Steam. The demo has its own app, so its players are counted separately.
A strategy game with a new kind of enemy, Calyx puts you in charge of a space mining outpost, locked in battle against powerful plant-aliens. Build your base, gather resources, assemble your forces, and take on the Calyx. With only an out-of-date AI for company, can you survive?
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What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 87% on 2026-11-01 → 87% today (503 reviews)
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Works, but may need extra effort. Results from Valve's own testing.
Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
Changed: Shared content (1 download)
Changed: Shared content (1 download)
Preview of the next version. Content and features subject to change.
Greetings Calyx players!We're thrilled to announce that Calyx v0.5: the Seraph Update is now available to install. This brings the next chapter of the campaign, air units and buildings, and two new species of air-specialised Calyx.The Power Signature regionThe…
Greetings Calyx players!We're excited to invite you to take an early look at our upcoming Seraph Update, including the Bomber Command building, the Kestrel gunship, the Manticore SAM turret, and the new Volitant and Barrage species of Calyx. The playtest is op…
Greetings Calyx players!We’re sharing some new content as we prepare for the next major update to Calyx’s campaign. In the last update we revealed we’re adding airborne Calyx and player units. Today we can reveal some more progress on that work.Barrage CalyxA …
Greetings Calyx players!Today we’re sharing some of our progress on the next major update to the game. Prepare for take-offWe’re adding airborne Calyx and player units so you can bring the battle to the skies. See below for a sneak peek at some of the new feat…
Greetings Calyx players!Calyx v0.2.0.4 – Leviathan Update, Minor PatchHi everyone! We've got another small patch today, bringing the following changes:Added different models for the different types of marine crawlersFixed an issue where the Zeus Cannon wasn't …
Greetings Calyx players!Calyx v0.2.0.3 – Leviathan Update PatchWe'd like to say a massive thanks to all the players who've given us feedback on the new update via Discord and the Steam Forum.We've now published a patch with the following changes:Re-enabled bui…