Super edited this page Jun 16, 2018 · 1 revision


The ZX81 is a home computer released by Sinclair in 1981. It was designed to be a low-cost entry computer for the general public. It sold 1.5 million units by the end of it's life.

Emulator Rom Folder Extension
lr-81 zx81 .p .tzx .t81

Emulator: lr-81

This emulator can be installed from the experimental menu of the RetroPie-Setup script.

Due to a bug in the emulator, you will have to set Player 2's controller type to "Sinclair Keyboard" in order to send inputs.


Accepted File Extensions: .p .tzx .t81

Place your ZX-81 ROMs in:



lr-81 utilises Retroarch configurations.

Add custom retroarch controls to the retroarch.cfg file in


For more information on custom RetroArch controls see: RetroArch Configuration

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