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N64 Z64
File conversion

Convert N64 to Z64

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Is it possible to convert N64 to Z64?
Yes - N64 converts to Z64.

Same game, native big-endian byte order. A pure lossless byte-swap. Most emulators load .n64 directly without this step. If a tool insists on .z64, use Tool64 or a script to byte-swap. This is a good candidate for an in-browser converter.

Also to Z64: ROM

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Tested on macOS, Windows & Linux
Last verified Oct 2026

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How to convert N64 to Z64

Converting a .N64 file to .Z64 lets you open the content in software that prefers the .Z64 format, though some details may change compared with the original. We are still putting together the list of programs that handle .N64 files.

A full step-by-step guide for this conversion is on the way; the information above is drawn straight from our database.

About these formats

.N64 Nintendo 64 Game ROM (little-endian / word-swapped byte order)

An N64 file is a dump of a Nintendo 64 game cartridge stored in little-endian (word-swapped) byte order. Open it in Project64 or simple64 on Windows, Mupen64Plus on Linux, or Mupen64Plus FZ…

Open .N64 details →
.Z64 Nintendo 64 Game ROM (big-endian)

A .z64 file is a dump of a Nintendo 64 cartridge stored in the console's native big-endian byte order. You play it in an N64 emulator: Project64 or simple64 on Windows, simple64 or…

Open .Z64 details →