Aquasim — cheap CD keys, compare prices
Is it worth buying?
- The price is above its low (was €3.73), 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
Aquasim is a relaxing aquarium simulator that stays active on your desktop, letting you raise and breed aquatic creatures while a calm ecosystem changes and grows before your eyes. This indie simulation title comes from developer and publisher Heaven Machine, with a 2026 release.
Best price today
€4.15
all-time low: official €3.73 (+11%)
The cheapest Aquasim key right now costs €4.15 at Steam. The lowest price we have recorded for this game: €3.73.
The average low over the past 4 months was €3.94.
Prices as of
Steam best price Official store
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Listed seller price shown — payment fees may vary by method.
Lowest — official stores
€3.73
Jul 2026
Price history
last 69 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €4.15 | — |
| Sept 2026 | €4.15 | — |
| Aug 2026 | €3.73 | — |
| Jul 2026 | €3.73 | — |
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
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All-time low so far: €3.73
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 10 | Windows 10 / 11 |
| Processor | Intel Core i3 or equivalent | Intel Core i5 or equivalent |
| Memory | 4 GB RAM | 8 GB RAM |
| Graphics | Integrated graphics (Intel HD or better) | Dedicated graphics card |
| DirectX | Version 11 | Version 11 |
| Storage | 500 MB available space | 500 MB available space |
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About this game — FAQ
Can Aquasim be played single-player?
Yes, Aquasim is a single-player game.
What languages does Aquasim support?
Aquasim is available in: English.
FAQ
Where is the cheapest place to buy a Aquasim key?
The cheapest Aquasim key is currently sold by Steam for €4.15. The lowest price we have ever recorded for this game: €3.73.
How much does Aquasim cost?
Aquasim currently costs from €4.15 — 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.