BRSTM Converter — Free Online Tool

Convert Audio to Nintendo Formats (BRSTM, BCSTM, BFSTM)

📁

Drop your audio here or click to upload

Supported: mp3, wav, wave, ogg

Free, No Sign-up, Browser-based

Which Audio Format Do You Need?

Format	Console	Best For
BRSTM	Nintendo Wii	Mario Kart Wii, Project M, Dolphin emulator
BCSTM	Nintendo 3DS	3DS homebrew, custom themes, Citra emulator
BFSTM	Wii U / Switch	Smash Ultimate mods, BOTW, Cemu/Yuzu emulators

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