Once upon a Dungeon
Developed by Koto Games · Published by Koto Games
At a glance
Overview
An indie, rpg game by Koto Games, published by Koto Games — single-player.
Steam’s own one-line description: “Explore dark dungeons, defeat challenging creatures and collect unique loot in this hardcore traditional roguelike game.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Once upon a Dungeon.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows 7
- Processor: 2 GHz Dual Core CPU
- Memory: 2 GB RAM
- Graphics: Intel HD Graphics 4000 or better
- DirectX: Version 11
- Storage: 100 MB available space
Supported languages (1)
Once upon a Dungeon FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Once upon a Dungeon?
Steam classifies Once upon a Dungeon as a Indie, RPG game, developed by Koto Games. Explore dark dungeons, defeat challenging creatures and collect unique loot in this hardcore traditional roguelike game.
How much does Once upon a Dungeon cost?
As of June 2026, Steam lists Once upon a Dungeon at $4.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Once upon a Dungeon single-player or multiplayer?
Steam lists these modes for Once upon a Dungeon: Single-player. It lists a single-player mode.
Is Once upon a Dungeon on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Once upon a Dungeon for Windows, macOS, Linux. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Once upon a Dungeon out yet?
Yes — Steam lists a release date of Jan 19, 2018.
What platforms is Once upon a Dungeon on?
Once upon a Dungeon is listed for Windows, macOS, Linux on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Once upon a Dungeon single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Once upon a Dungeon cost?
Steam lists it at $4.99.
Does Once upon a Dungeon have achievements?
Yes — Steam lists 20 achievements for Once upon a Dungeon.
Who made Once upon a Dungeon?
Once upon a Dungeon is developed by Koto Games and published by Koto Games.
Where to get Once upon a Dungeon
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, Koto Games.