CITADEL CD Key
PC price comparison · Liam Atkinson · Sep 21, 2026
Awake from your slumber and venture out to the mighty CITADEL.
Lowest final price
at Steam · Standard Official
Historical low: $4.24 on September 21, 2026
Get the best deal ↗Compare CITADEL key prices
Sorted by final price including fees, never by commission.
| Store | Edition | Activates on | Region | Price | Fees | Final price | |
|---|---|---|---|---|---|---|---|
SteamOfficial | Standard | Steam | Global | −15%$4.24 | none | $4.24 | Go to store ↗ |
GOGOfficial | Standard | GOG (DRM-free) | Global | $14.99 | none | $14.99 | Go to store ↗ |
- SteamOfficial
Standard · Steam · Global
$4.24 · fees: noneGo to store ↗$4.24 - GOGOfficial
Standard · GOG (DRM-free) · Global
$14.99 · fees: noneGo to store ↗$14.99
CITADEL price history
The chart appears after a few days.
Historical lows by store
- Steam$4.24
- Eneba$7.52
- GOG$14.99
CITADEL player count
- Playing now
- 2
- 24-hour peak
- 2
- 30-day peak
- 2
Concurrent players on Steam, hourly peak over the last 7 days. Source: Steam Web API.
About CITADEL
Light. Brilliant, white light scatters across the surface of the primordial solution suspending my body. You awake suspended in a warm, primordial soup with no idea who or where you are. Breaking free from your watery dwelling, you find yourself in a secluded valley with no sign of life. A path stretches out before you, illuminating three mysterious buildings and a giant looming tower. Filled with an unshakeable curiosity, you venture out to the mighty CITADEL to discover the answers to your existence. Keep the future in mind as your stumble ahead into the darkness... CITADEL is a philosophical sci-fi visual novel that explores ideas of morality and existential discovery. It focuses on meaningful choices, heavy atmosphere and mystery. Key Features: Philosophical narrative – A story-rich tale full of secrets Unique art style – Using stylised "greenscale" pixel art graphics Interactivity – Choices that make you think Atmosphere – Heavy atmospheric environments with evocative prose Original soundtrack – Hand-crafted by yours truly Multiple Endings – Replay to find them allRead more
CITADEL system requirements
Minimum
- Requires a 64-bit processor and operating system
- OS: Windows 10 or higher
- Processor: 2.0 Ghz 64-bit Intel-compatible
- Memory: 2 GB RAM
- Graphics: OpenGL 3.0 or DirectX 11
Recommended
- Requires a 64-bit processor and operating system
CITADEL key FAQ
+What is a CITADEL CD key?
A CITADEL CD key is a digital code that unlocks the game on a PC platform such as Steam or GOG (DRM-free). After redeeming it, you download the game directly from that platform and it stays in your library.
+What is the cheapest price for CITADEL?
The cheapest CITADEL key right now costs $4.24 at Steam, 15% off the regular price. We compare 3 offers from 3 stores, and the price already includes payment and service fees.
+What is the historical low for CITADEL?
The lowest price we have recorded for CITADEL is $4.24 on September 21, 2026. Check the price history chart to decide whether to buy now or wait for the next sale.
+How many people play CITADEL?
Right now 2 people are playing CITADEL on Steam, with a peak of 2 in the last 24 hours. Player counts are updated every 15 minutes.
+Is it safe to buy a CITADEL key?
Buying from an official store such as Steam, GOG or Epic Games is always safe. Key resellers are often cheaper but sell keys second-hand, so check the region lock and buyer protection before you buy. Every offer on GameKeyDeal is labelled as official or reseller.
