Try out an online Intel 4004 CPU emulator with built-in assembler and disassembler tools, all in your browser with no downloads needed.
Emulate and code for Intel 4004 in your browser
This website lets you experiment with the Intel 4004 CPU right from your web browser. You can write, assemble, and disassemble code for this classic processor without installing anything.
It's designed for anyone interested in vintage computing, programming, or learning how early microprocessors work. The built-in emulator runs your code live, making it easy to see how instructions affect the CPU. Whether you're a hobbyist, student, or just curious, you can dive into 4004 assembly and explore computing history interactively.
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