Inbound UFO — 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
Inbound UFO is a tower defense strategy game by Invenmatic, released in 2019, with a style inspired by early-2000s real-time strategy titles. It combines action, tactics and strong replay value in a distinctive way. You choose your targets, upgrade your defenses and learn your enemies while sharpening your tactical skills.
Best price today
€2.94
all-time low: official €2.94 near low
The cheapest Inbound UFO key right now costs €2.94 at Steam. The lowest price we have recorded for this game: €2.94.
The average low over the past 5 months was €5.30.
Prices as of
Steam best price Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Lowest — official stores
€2.94
Oct 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €2.94 | — |
| Sept 2026 | €5.89 | — |
| Aug 2026 | €5.89 | — |
| Jul 2026 | €5.89 | — |
| Jun 2026 | €5.89 | — |
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: €2.94
System requirements
| Minimum | |
|---|---|
| OS | Windows 7 SP1+/8/10 64-bit |
| Processor | Intel i5 or equivalent |
| Memory | 8 GB RAM |
| Graphics | DirectX 11 Graphics Card with 2GB VRAM |
| DirectX | Version 11 |
| Storage | 4 GB available space |
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About this game — FAQ
Can Inbound UFO be played single-player?
Yes, Inbound UFO is a single-player game.
What languages does Inbound UFO support?
Inbound UFO is available in: English.
Does Inbound UFO use Steam Cloud saves?
Yes, Inbound UFO uses Steam Cloud, so your saves sync across devices.
FAQ
Where is the cheapest place to buy a Inbound UFO key?
The cheapest Inbound UFO key is currently sold by Steam for €2.94. The lowest price we have ever recorded for this game: €2.94.
How much does Inbound UFO cost?
Inbound UFO currently costs from €2.94 — 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.