port 3ds game to pc
Port a 3DS game to PC
Rebuild a 3DS game you own in Summer Engine, then export Windows, macOS, and Linux builds and distribute them however you like.
Porting a 3DS game to PC means rebuilding a game you own in Summer Engine and exporting Windows, macOS, and Linux builds. PC is the least gated target in this cluster. There is no store approval you must pass, no signing authority you must join, and no fixed hardware profile.
That freedom is also the work. A 3DS had exactly one screen configuration, one input device, and one performance budget. A PC has none of those. Your port has to handle arbitrary resolutions, windowed and fullscreen modes, keyboard, mouse, and gamepad, and a wide hardware range.
The rebuild path is the same as any other target. Reconstruct the scenes and systems, decide what happens to the second screen, and rewrite anything that spoke to 3DS hardware. Then export. You own the project and pay no royalties on what you sell.
The settings menu is part of the port
PC players expect options that never existed on a 3DS: resolution selection, windowed, borderless, and exclusive fullscreen, vertical sync, a frame rate cap, master and per channel volume, and full key rebinding. Add a UI scale slider, because 3DS interfaces were authored for a screen held close to the face and look tiny on a 27 inch monitor at desk distance. Build this menu early, not in the last week, because resolution independence affects how you lay out every scene.
Two screens on one desktop window
Widescreen monitors give you space the 3DS never had, which makes a fixed side panel a strong option for map, inventory, or status content. Toggled overlays work when the second screen was consulted occasionally. Full HUD integration works when it was live gameplay information. Avoid two separate OS windows. It breaks fullscreen, alt tab, and streaming, and almost no player wants to manage window placement to play your game.
Keyboard, mouse, and gamepad all at once
PC input is three input schemes, not one. Mouse handles former stylus actions naturally for aiming, dragging, and menu selection. Keyboard needs sensible defaults and remapping. Gamepad maps cleanly from the original 3DS controls, with the right stick free for camera. Detect the active device and switch button prompts to match, because a keyboard glyph on screen while the player holds a controller is the most reported issue in PC ports of handheld games.
Saves, file paths, and three operating systems
Write save data to the per user location each OS expects: AppData on Windows, the Application Support folder on macOS, and the XDG data directory on Linux. Do not write next to the executable, because installs under Program Files are read only for normal users. Test file paths on all three targets. macOS additionally requires notarization for distribution outside a store if you do not want Gatekeeper warnings on first launch.
Where you sell it
PC distribution is your choice. Steam reaches the most players and adds achievements, cloud saves, and Steam Input, at the cost of a 100 USD app fee and a review pass. itch.io lets you publish immediately with your own revenue split. GOG, the Epic Games Store, Humble, and direct sales from your own site are all valid. You can ship the same build to several of them, and you can start on itch.io while a Steam page builds wishlists.
Frequently asked questions
Can I port a 3DS game to PC?
Yes, if you made the game or hold a license. You rebuild it in a modern engine and export desktop builds. Summer Engine generates playable scenes from a description of the original, lets you edit in C++, GDScript, or C#, and exports for Windows, macOS, and Linux.
Do I need a publisher or store approval to release a PC port?
No. PC is open distribution. You can sell a build from your own site or on itch.io with no approval. Steam requires a partner account, a 100 USD app fee per title, and a review pass, but that is a store requirement rather than a platform one.
How does 240p art hold up on a 1080p monitor?
Pixel art holds up well at integer scale, so 3x or 4x with letterboxing or extended background art beats a stretched non integer scale. 3D scenes benefit the most, since geometry and animation stay valid while textures, shadows, and draw distance can be raised. Small fonts almost always need redrawing.
Should the second screen become a separate window?
No. Two OS windows break fullscreen, alt tab, and streaming, and force the player to manage layout. Put the second screen content in the main view as a side panel, a toggled overlay, or integrated HUD, chosen per screen based on how often the player needed it.
Where should a PC port write its save files?
In the per user application data location for each OS: AppData on Windows, Application Support on macOS, and the XDG data directory on Linux. Writing beside the executable fails for users who install to a protected directory such as Program Files.
Keep exploring
More ways to build with Summer Engine
AI game maker
The hub for making complete 2D and 3D games by describing them.
OpenPort a 3DS game to Steam
Rebuild a 3DS game you own in Summer Engine, then export a Windows, macOS, or Linux build and publish it on Steam.
OpenPort a 3DS game to iOS
Rebuild a 3DS game you own in Summer Engine, then export a signed build for iPhone and iPad and submit it to the App Store.
OpenPort a 3DS game to Android
Rebuild a 3DS game you own in Summer Engine, then export an Android App Bundle and publish it on Google Play.
OpenPort a 3DS game to Switch
Rebuild a 3DS game you own in Summer Engine, then take the console path once you are an approved Nintendo developer.
OpenPort a 3DS game to web
Rebuild a 3DS game you own in Summer Engine, then export an HTML5 build that runs in a browser on desktop and phones.
OpenPort a 3DS game to Steam Deck
Rebuild a 3DS game you own in Summer Engine, then ship a Steam build that plays well on a 1280x800 handheld with gamepad only input.
OpenHow to port a 3DS game
The full process, in order: rights, asset inventory, rebuild, screen and input redesign, testing, export, and store submission.
OpenConvert a 3DS game to PC
No converter exists. What people mean by conversion is a rebuild: reuse your content, rewrite the platform layer, export to desktop.
OpenPlatformer templates
Start from a ready-made project and describe your changes.
BrowseBrowse all game templates
Start from a ready-made project and describe your changes.
BrowseStart building your game now
Download Summer Engine, describe what you want, and watch it come together. Free to start, no coding required.