DungeonOS CD Key
PC price comparison · Grave Hammer Games · Oct 7, 2026
Crawl Dungeons, Loot and Equip your Adventurers! Log in to an old-school operating system. Manage your adventurers and use puzzles to damage your enemies. Are you ready to find the five artifacts you always dreamed of?
Lowest final price
at Steam · Standard Official
Historical low: $8.49 on October 8, 2026
Get the best deal ↗Compare DungeonOS key prices
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Key resellers are being added. Until then you’ll find the official stores here.
DungeonOS price history
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Historical lows by store
- Steam$8.49
About DungeonOS
Welcome to DungeonOS. You are a retired adventurer who now manages an adventure guild. You send out your adventurers to find the five artifacts you always dreamed of, but beware! If you lose an adventurer in a dungeon, all of their equipment and loot is lost! Enter this fantasy world through a retro operating system Crawl through dungeons using a puzzle/match-3-like system for combat Equip your adventurers with the loot you find Invest gold into upgrades to enhance your adventure guild Solve quests to gain additional rewards Use the workshop to further improve your equipment Play around with the various gimmicks you find in the operating system Enjoy retro music made with the original sound chip of the Sega Genesis Clearing dungeons and quests will reward you with gold and items. Use them to equip your adventurers! Each artifact can be found in increasingly difficult dungeons. Are you ready to discover them? The soundtrack of DungeonOS was created using the original sound chip of the Sega Genesis using the Mega MIDI Synthesizer by Aidan Lawrence and other synths that contain old console chips. We don't use digital VSTs, only hardware synths for the true analog feel! Grave Hammer Games We’re a small, family-run team. I take care of the programming, and my dad produces all the music and sound effects using a studio stacked with hundreds of hardware synthesizers.Read more
DungeonOS system requirements
Minimum
- Requires a 64-bit processor and operating system
- OS: Windows 10
- Memory: 512 MB RAM
- Graphics: OpenGL 3.3.0
- Storage: 500 MB available space
Recommended
- Requires a 64-bit processor and operating system
- OS: Windows 11
- Memory: 512 MB RAM
- Graphics: OpenGL 3.3.0
- Storage: 500 MB available space
DungeonOS key FAQ
+What is a DungeonOS CD key?
A DungeonOS CD key is a digital code that unlocks the game on a PC platform such as Steam. After redeeming it, you download the game directly from that platform and it stays in your library.
+What is the cheapest price for DungeonOS?
The cheapest DungeonOS key right now costs $8.49 at Steam, 15% off the regular price. We compare 1 offers from 1 store, and the price already includes payment and service fees.
+What is the historical low for DungeonOS?
The lowest price we have recorded for DungeonOS is $8.49 on October 8, 2026. Check the price history chart to decide whether to buy now or wait for the next sale.
+Is it safe to buy a DungeonOS 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.
