Buy Astro Protocol PC Key

Where to buy Astro Protocol at the best price? As of 27 Aug 2026 this title has one offer, $11.99 at Steam. On PC that is the usual case, because only about one title in four gets a keyshop offer and the rest stay with the platform store. There is nothing to compare, but we track this price daily and show how it stands against earlier readings, and a price alert will tell you about any drop. This game has been cheaper before, on 89% of the days we have data for. A price alert will let you know when the next drop comes. On PC you buy a key that you activate in Steam or another client, and this is the widest market we track, with more than a quarter of games carrying a keyshop offer.

Release: 08 Feb 2026
Null Vector Studios
Null Vector Studios
Keyshops
Unavailable
Buy in Official Store:
$11.99
Buy in Keyshops:
See price history

Official Stores (1)

DRM:
Steam
Steam
Steam
Astro Protocol
Windows
+2
4w ago
DRM:
Steam
Steam
$11.99

About Astro Protocol

Astro Protocol - about the game

Astro Protocol is a high-stakes, turn-based 4X space strategy game distilled into intense one-hour matches.

Built for players who want tactical depth without mid-game bloat, every session delivers a new strategic challenge against AI opponents who don't just participate but play to win.

Lead one of the six cosmic factions for galactic dominance, but be prepared: the space is unforgivable and victories must be earned.

Expand Your Empire Across the Galaxy
  • Establish your empire by constructing space stations and extending your network through planetary colonization.

  • Build stations to harvest resources from asteroids, gas giants, and stars. Improve their efficiency with refinery stations or by terraforming planets to support industry, research, or logistics. Every placement shapes the future of your empire.

Tactical One-Unit-Per-Tile Combat
  • Combat takes place on a one-unit-per-tile hex grid where positioning is everything. Each ship has distinct roles, attack profiles, shields, armor, and abilities.

  • Assemble fleets, upgrade ships, and exploit enemy weaknesses to gain the upper hand against rival factions and a capable AI that actively competes for victory.

Research, Adapt, and Replay
  • Research new technologies across three branches to unlock ships, stations, terraforming options, and upgrades. Technology choices are randomized each run, forcing you to adapt rather than follow fixed build orders.

  • Choose from six playable factions with distinct mechanics and strategic strengths. Combined with randomized maps, minor factions, technologies, anomalies, and victory conditions, every match presents a new strategic situation to navigate.

  • Explore anomalies scattered across the galaxy, each offering unpredictable rewards from abandoned vessels to powerful technologies that can reshape your plans.

Race for Victory
  • Each match is a race toward victory under changing conditions. Win by completing randomized victory objectives through expansion, combat, or exploration or by destroying your rivals.

  • Astro Protocol features a smart, assertive AI developed in close collaboration with Xilmi, known for AI overhauls for OpenXCOM and Remnants of the Precursors. Expect opponents that play to win and force you to adapt.

Replayability in Numbers
  • 6 playable factions

  • 8 minor factions

  • 22 ship types

  • 12 planet types

  • 100+ technologies

  • 100+ anomalies

  • 9 victory conditions

  • 4 map generators

Interface:
English

Age rating

Unavailable

Minimum:

  • OS: Windows 10 or later (64-bit)
  • Processor: Dual-core 2.0 GHz
  • Memory: 4 GB RAM
  • Graphics: Vulkan-compatible GPU (Intel UHD 600+, AMD Vega, or better)
  • Storage: 500 MB available space

Recommended:

  • OS: Windows 10 or later (64-bit)
  • Processor: Quad-core 2.5 GHz or better
  • Memory: 8 GB RAM
  • Graphics: Dedicated Vulkan GPU (e.g. GTX 750 Ti or better)
  • Storage: 500 MB available space

Minimum:

  • OS: macOS 10.15 Catalina or later
  • Processor: Apple M1 or Intel Core i5
  • Memory: 4 GB RAM
  • Graphics: Metal-compatible GPU
  • Storage: 550 MB available space

Recommended:

  • OS: macOS 12 Monterey or later
  • Processor: Apple M1 or Intel Core i5
  • Memory: 8 GB RAM
  • Graphics: Apple M1 GPU or dedicated Metal-compatible GPU
  • Storage: 550 MB available space

Minimum:

  • OS: Ubuntu 20.04 or compatible 64-bit distro
  • Processor: Dual-core 2.0 GHz
  • Memory: 4 GB RAM
  • Graphics: Vulkan-compatible GPU (Intel UHD 600+, AMD Vega, or better)
  • Storage: 500 MB available space

Recommended:

  • OS: Ubuntu 20.04 or compatible 64-bit distro
  • Processor: Quad-core 2.5 GHz or better
  • Memory: 8 GB RAM
  • Graphics: Dedicated Vulkan GPU (e.g. GTX 750 Ti or better)
  • Storage: 500 MB available space
Historical low
Price history from official stores
$8.39
Steam
1 months ago
Price history from keyshops
$3.22
Kinguin
3 months ago

FAQ

9 questions

Before you start looking for a cheap Astro Protocol PC key, check the essentials. Developed by Null Vector Studios. Published by Null Vector Studios. PC released date: 08 Feb 2026. Genres: Strategy. Categories: Family Sharing, Single-player, Stats, Steam Achievements, Steam Cloud, Adjustable Text Size, Custom Volume Controls, Mouse Only Option, Playable without Timed Input, Save Anytime, Stereo Sound, Adjustable Difficulty.

Q

Where to buy a cheap Astro Protocol Steam key or CD key?

Using our price comparison and verified discount codes, you can buy a Astro Protocol key for as low as $11.99. This deal is available at Steam and is among the cheapest offers on the market. All keys listed on XD.deals are delivered digitally and eligible for instant download after payment. Prices already include processing fees and applied promo codes, so you always see the lowest Astro Protocol price on PC. Check the Astro Protocol price history to buy at the best moment.

As of our last update (we refresh Steam pricing multiple times a day), the Astro Protocol Steam price is $11.99. You can save an extra ~6% by paying with a discounted Steam gift card.

Our price tracker covers both official retailers and key marketplaces, so you can find Astro Protocol on sale even outside seasonal promotions. We currently detect 1 active offer from official stores and keyshops. Check the table above, compare against the historical low, and set an alert so you never miss the next price drop.

Based on our data, Astro Protocol is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.

The cheapest offer came most often from Kinguin: 98 of 102 days with data. The current price is high against its own history: it was cheaper on 89% of days with data. The price reached its historical low on only 2 days out of 102 days with data. Half of all readings fell between $4.11 and $6.27.

Yes. Astro Protocol has an official page on the Steam Store. You can also buy a Astro Protocol Steam key from third-party sellers. Our price comparison currently includes 1 offer with Steam DRM. Pick one to ensure your Astro Protocol download happens on Valve's platform.

Yes, with minor tweaks. Astro Protocol is Steam Deck Playable - it works after small adjustments like selecting a Proton version or using the touchscreen for tiny launcher text. You can play Astro Protocol on Steam Deck.

According to our data Astro Protocol is not currently available on PC Game Pass, EA Play or Ubisoft+. We are still filling in the catalogues of these services, so it is worth confirming the status at the source before you decide. If you are buying, XD.deals will help you find the lowest price.

No - XD.deals is not a store. We are a price-comparison service that tracks the best Astro Protocol deals across official stores and verified keyshops. Click "Go to Store" next to any offer and you will be redirected to the retailer's website to complete your purchase.

Best prices for Astro Protocol

1 Steam Steam Official
$11.99

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