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Interstellaria

Interstellaria

Managing a fleet across a dangerous galaxy. Every star and planet holds untold riches and dangers. Each encounter will require skills in trading, diplomacy, and combat. Allocate power to engines, charge all weapons, and take on the worst the galaxy has to handle.

Released Jul 17, 2015 Developer Coldrice Games LLC Platforms Windows · Mac · Linux SpacePixel GraphicsExplorationDiplomacySci-fi
View on Steam ↗ $9.99 (US · as of 2026-09-25)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-08-31 · quoted reviews as of 2026-05-13.

55.9%positive410 reviews
Recommended · 0 found this helpful

“Gets a bit confusing in the late game and the story is hard to find but its only cause it does a great job of exposing the player to a large universe filled with things to do”

— a player, Steam review · 25 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. History through 2023-09 via SteamCharts; self-collected from the Steam API since Aug 2026.

917all-time peak
0 100 200 2016 2018 2020 2022 No data collected for this period No data collected for this period No data collected for this period 101 avg · Jul 2015

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-19.

28achievements
12.5%median completion
1.1%rarest: Holy Armor
88.2% of players 65.0% of players 64.4% of players 60.9% of players 60.3% of players 57.8% of players 41.8% of players 33.1% of players 32.6% of players 26.2% of players 24.4% of players 23.1% of players 15.4% of players 12.8% of players 12.5% of players 12.1% of players 10.7% of players 10.2% of players 10.2% of players 9.2% of players 8.8% of players 6.6% of players 6.4% of players 5.0% of players 4.7% of players 4.4% of players 3.9% of players 1.1% of players 88.2% 0% most earned rarest
Almost everyone has
88.2%A New Start — You've taken control of a single crewmen. Now to build up to fleet!
65.0%Crash Landing — You've fought a very powerful alien vessel, and lost.
64.4%Tutorial Complete — You've completed the tutorial, now upgrade your starmap to unlock all available planets!
Rarest badges of honor
1.1%Holy Armor — Leave combat with less than 1 armor
3.9%Award Claimed! — You've stopped the abductions, and claimed the $1,000,000dy reward!
4.4%A Showdown — You took on a big enemy.

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-08-12. Steam prices vary by region — always confirm your local price on Steam.

$9.99current · sampled 2026-09-25 21:36 UTC
$9.99lowest since tracking began2026-08-12
US9.99 USD
UK6.99 GBP
Australia14.40 AUD
Canada10.99 CAD
Japan980 JPY
Brazil19.99 BRL
China36.00 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

Brazil≈$3.9 China Japan Canada UK US Australia≈$10

Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.

$0 $10 $20 08-12 08-21 08-30 09-08 09-16 09-25

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Apr 23, 2021
V1.1 is LIVE!

I'm excited to bring you a nice big patch for you space game lovers. Interstellaria is, and always will be, my baby and I just can't walk away from it. I have a huge vision for what I wish Interstella

Feb 25, 2020
V1.09c IS LIVE, CAPTAIN!

Good evening, Captains. I come to you with a meaty update. This is the second in a series of a planned patches that will address critical bugs and playability issues. With the Coldrice Games discord i

Jan 05, 2019
v1.09b Live

Holidays are over, back to work! I have a few minor bugs to clear up from the last patch. More as time goes on. -Fixed a bug where png/sprites weren't loading from mod folder -Fixed a bug where the st

Dec 20, 2018
V1.09 Launched, Basic Modding!

I bring to you the first of a series of patches for Interstellaria. This initial patch will allow for the basic modding and editing of the game, as well as several critical bug fixes. I set out updati

Dec 22, 2016
v1.089b Live!

Only some bug fixes for today! -fixed issue where menus could go up past top of screen -fix an issue where items could stack more than their max stack -fixed and issue where clicking menu buttons didn

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-12.

GenresAdventure, Indie, RPG, Simulation, Strategy
Player tagsSpace · Pixel Graphics · Exploration · Diplomacy · Sci-fi · Soundtrack · RTS · Management · Trading · Space Sim · Point & Click · Strategy (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Steam Cloud · Family Sharing
LanguagesEnglish
Achievements28
Official sitehttp://www.coldricegames.com
Minimum system requirements (PC)

Minimum: OS: Vista / 7 / 8 / 10 Processor: 2 GHz Memory: 1 GB RAM Graphics: 1024x768 minimum resolution, OpenGL 2.0 Support, and recommended dedicated graphics card with 128 MB of RAM Storage: 200 MB available space