A project called DroidDeck can turn a high-end Android phone into something close to a Steam Deck, Valve's handheld gaming PC. According to a 9to5Google review, it runs full PC games directly on the phone. It does not use cloud streaming, and it does not require rooting, which means unlocking deep system access on the device.
What it does
DroidDeck opens Valve's Steam Big Picture screen, the console-style version of Steam, on many recent phones with Snapdragon chips. It includes Proton, a tool that lets Windows games run on other systems, plus custom graphics drivers for mobile. Games download to the phone's own storage, so they work offline, for example on a flight or commute.
Setup is simple. Download the app file from the official DroidDeck GitHub page, install it and sign in to Steam. The reviewer says there are no terminal commands, ROMs or piracy involved. Your library, cloud saves, backups and Steam Workshop mods work as they do on a Steam Deck. Modded content in the game Brotato carried over, the reviewer reports.
Who can use it
Compatibility is the catch. The GitHub page says the phone needs an Adreno 730 graphics chip or newer. That chip comes with the Snapdragon 8 Gen 1, a processor roughly four years old. The review notes that no recent Google Pixel phone qualifies.
Meeting the minimum is not the same as a good experience. The phone is translating PC instructions to run on a different kind of chip, which takes extra power. The reviewer suggests starting one chip generation newer than the Snapdragon 8 Gen 1 and names the OnePlus 12 as a good value pick. The recommended hardware:
- At least 12GB of memory, with 16GB better
- Fast UFS 4.0 storage, which helps games load
- A Snapdragon chip with Adreno 730 graphics or newer
What to know before trying it
One setting matters. In the app, pick the right Proton layer and turn on the custom Mesa Turnip drivers. Without it, games may fail to launch. The reviewer ran into this first.
Results vary by game. The reviewer, who tested on a Galaxy S25 Ultra for about four to five weeks, says older 3D classics and 2D indie games run very well. Not every title runs flawlessly. The excerpt of the review cuts off before the harder cases, so how demanding recent games perform is not covered here. The material also does not state a price.
How it compares
A similar project, GameNative, works as its own Android launcher and pulls in libraries from Steam, Epic Games, GOG and Amazon. The reviewer prefers DroidDeck for its unified, Steam Deck feel. A quick look at Reddit suggests most users are having a better time with it.
The takeawayIf you own a recent Snapdragon flagship with 12GB of memory, DroidDeck may let you play your Steam library offline, but check compatibility first.