Astro Protocol — cheap CD keys, compare prices
Is it worth buying?
- The price is above its low (was €5.05), but within a reasonable range. Notify me on a drop →
Estimate based on public reviews (Metacritic/Steam) and price history — the final call is yours.
About the game
Astro Protocol takes the 4X genre into space, compressing high-stakes, turn-based strategy into matches that last roughly an hour. Players choose from six factions, and no two matches play out the same thanks to maps that reshuffle, technology paths that evolve, and anomalies that keep things unpredictable. Opponents are built to genuinely try to win rather than go easy. The game was developed and published by Null Vector Studios and released in 2026.
Best price today
€5.90
all-time low: official €8.25 · keyshop €5.05 (+17%)
On Steam: €8.25 — you save 28% here
The cheapest Astro Protocol key right now costs €5.90 at Kinguin — the best of 3 compared offers. The lowest price we have recorded for this game: €5.05. The cheapest official store price is €8.25 at Steam.
The average low over the past 4 months was €5.48.
Prices as of
Steam Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Astro Protocol prices by store 3
| Store | Type | Price |
|---|---|---|
| Kinguin | Marketplace | €5.90 |
| Steam | Official store | €8.25 |
| K4G | Marketplace | €9.52 |
Lowest — official stores
€8.25
Jul 2026
Lowest — keyshops
€5.05
Jul 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €8.25 | €5.90 |
| Sept 2026 | €8.25 | €5.90 |
| Aug 2026 | €8.25 | €5.05 |
| Jul 2026 | €8.25 | €5.05 |
Lowest in-stock price per month from our price history; the current month is the low so far.
How to activate your key
- Steam key — open the Steam client → Games → Activate a Product on Steam → enter the key. Stores with this activation: Kinguin, Steam, K4G
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All-time low so far: €5.05
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 10 or later (64-bit) | Windows 10 or later (64-bit) |
| Processor | Dual-core 2.0 GHz | Quad-core 2.5 GHz or better |
| Memory | 4 GB RAM | 8 GB RAM |
| Graphics | Direct3D 12 GPU (GTX 900 / RX 400 / Intel HD 500) | Direct3D 12 GPU (GTX 1050 / RX 560) |
| Storage | 550 MB available space | 550 MB available space |
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About this game — FAQ
Can Astro Protocol be played single-player?
Yes, Astro Protocol is a single-player game.
What languages does Astro Protocol support?
Astro Protocol is available in: English.
Does Astro Protocol use Steam Cloud saves?
Yes, Astro Protocol uses Steam Cloud, so your saves sync across devices.
FAQ
Where is the cheapest place to buy a Astro Protocol key?
The cheapest Astro Protocol key is currently sold by Kinguin for €5.90. That is the best of 3 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €5.05.
How much does Astro Protocol cost?
Astro Protocol currently costs from €5.90 — the cheapest offer across the stores we track. For comparison, the game costs €8.25 on Steam, so buying a key saves you about 28%.
Is Kinguin an official store or a keyshop?
Kinguin is a keyshop (marketplace) where independent sellers list keys, so prices are often lower than in official stores. Every offer on ulov.gg is clearly labeled with its store type.
Are keys from these stores legal?
Buying is legal — keys come from the grey market, so a small deactivation risk exists. So before paying, check the seller's buyer protection.
Which key region should I pick?
Global activates everywhere. Regional keys (Europe, North America, RU-CIS) only work on accounts from that region — use the Region filter to match your account.
What is an activation platform?
The service where the key activates — Steam, GOG, Epic or the publisher's platform. A key for one platform won't work on another, hence the separate filter.
What's the difference between editions?
Standard is the base game; Deluxe usually adds an expansion or bonus content. The edition filter shows exactly that variant, with no mixed prices.