Play your classic games in your browser or native emulators. Save states and battery saves synchronize seamlessly across your Mac, Steam Deck, and Web.
⥠Step 1: Connect Your Devices (1-Click Install)
Zero manual setup. Running the single command below configures RetroArch, standardizes Libretro cores, and automatically pairs your device to the cloud save sync hub.
Open Terminal.app on your Mac, paste this command, and press Enter:
Simply drop any ROM file or archive below. It automatically recognizes the console and places it in your cloud library.
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Drop your ROMs or ZIP files here
Supports SNES (.sfc, .smc), GBA (.gba), Genesis (.md, .bin), NES (.nes), PS1 (.chd, .iso), N64 (.n64, .z64)
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đ§ Step 3: BIOS Guide & Health Status
Older 8/16-bit consoles (SNES, NES, Genesis) don't need BIOS files. Disc-based systems (PS1, Sega CD, Dreamcast) and GBA boot logos require system files. Here is your server's live BIOS status: