Acid Planet — cheap CD keys, compare prices
Is it worth buying?
- The price is at or near its all-time low — a good time to buy.
Estimate based on public reviews (Metacritic/Steam) and price history — the final call is yours.
About the game
Acid Planet blends horde survival, tower-defense mechanics, and strategy into one package. Players build, fight, and evolve their capabilities to survive against rampaging monster swarms and fearsome Kaiju. Falling under the action, indie, and strategy genres, the title is currently in Early Access; it was developed and published by Adam Travers in 2024.
Best price today
€0.74
all-time low: official €0.74 · keyshop €2.37 near low
The cheapest Acid Planet key right now costs €0.74 at Steam — the best of 3 compared offers. The lowest price we have recorded for this game: €0.74.
The average low over the past 4 months was €1.12.
Prices as of
Steam best price Official store
GameSeal Marketplace
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Acid Planet prices by store 3
| Store | Type | Price |
|---|---|---|
| Steam | Official store | €0.74 |
| Kinguin | Marketplace | €2.37 |
| GameSeal | Marketplace | €2.43 |
Lowest — official stores
€0.74
Jul 2026
Lowest — keyshops
€2.37
Aug 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €0.74 | €2.37 |
| Sept 2026 | €1.49 | €2.37 |
| Aug 2026 | €1.49 | €2.37 |
| Jul 2026 | €0.74 | €2.49 |
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: Steam, Kinguin, GameSeal
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All-time low so far: €0.74
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 10 | Windows 10 |
| Processor | Intel i5 | Intel i7 |
| Memory | 8 GB RAM | 16 GB RAM |
| Graphics | Almost any graphics card | Slightly better graphics card |
| Storage | 250 MB available space | 250 MB available space |
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About this game — FAQ
Can Acid Planet be played single-player?
Yes, Acid Planet is a single-player game.
Does Acid Planet support a controller/gamepad?
Yes, Acid Planet has full controller support.
What languages does Acid Planet support?
Acid Planet is available in: English.
FAQ
Where is the cheapest place to buy a Acid Planet key?
The cheapest Acid Planet key is currently sold by Steam for €0.74. That is the best of 3 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €0.74.
How much does Acid Planet cost?
Acid Planet currently costs from €0.74 — the cheapest offer across the stores we track.
Is Steam an official store or a keyshop?
Steam is an official store — keys come directly from the publisher or an authorized distributor.
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.