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Planetoid
Planetoid is a physics based building game in which you construct facilities and protect humanoids on the planetoid. Build a facilities which can defeat the enemies on your way.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-28.
“Planetoid is a compact indie game that combines construction, physics, defensive strategy, and action within the unusual environment of a tiny celestial body. Developed by GameWriterStudio and published by Conglomerate 5, the game was released in 2017 with a straightforward…”
— a player, Steam review · 15 hrs playedPlayer activity
Monthly average concurrent players. History through 2026-08 via SteamCharts; self-collected from the Steam API since Aug 2026.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Brotherhood – OUT NOW!
Hey everyone! Today is a big day for us - Brotherhood is officially out! We've spent a long time working on the game, listening to your feedback, tweaking the mechanics and polishing the atmosphere, a
Stones Keeper II: Chaos Lord – Playtest Sign-Ups Now Open! Exclusive Reward Awaits!
Greetings, dear players! We are thrilled to announce that playtest sign-ups for Stones Keeper II: Chaos Lord are now officially open! You can register right now by clicking the button on the store pag
Decadent Heir – Playtest Sign-Ups Now Open! Exclusive Reward Awaits!
https://clan.fastly.steamstatic.com/images/44355443/59eefb9e477a69b81d4dc62bc71e1882538e3442.jpg Hello, dear players! We’re excited to announce that Decadent Heir is now open for playtest registration
DREAMOUT out now!
https://clan.fastly.steamstatic.com/images/44355443/54fa40dfde050543431572ae96baa72101eeb768.jpg Hey everyone! Today is a very special day for me. Dreamout is out now! Yes, this isn’t my first game, b
Heads Will Roll: Reforged - Sins of the Floating City — Now Available!
https://clan.fastly.steamstatic.com/images/35094948/7bf0f72feda243af1df42f81d5973459d413e37b.jpg The fourth major expansion for Heads Will Roll: Reforged has been released! https://store.steampowered.
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From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-28.
| Genres | Action, Adventure, Indie, Strategy |
| Player tags | Indie · Strategy · Action · Adventure · Space · Building · Tower Defense · Sandbox · Physics (SteamSpy community voting) |
| Features | Single-player · Steam Trading Cards · Family Sharing |
| Languages | English |
Minimum system requirements (PC)
Minimum: OS *: Windows XP, Windows 7, Windows 8, Windows 10 Processor: 2.2Ghz Dual Core Memory: 2 GB RAM Graphics: 1 GB Video RAM DirectX: Version 9.0c Storage: 1800 MB available space