Pocket CPM

Relive the golden age of personal computing. Pocket CPM brings the classic CP/M operating system to your iPhone — green terminal and all.

Pocket CPM is a full CP/M-80 emulator for iPhone, putting the legendary operating system that defined a generation of personal computing right in your pocket. Whether you're a retrocomputing enthusiast, a developer curious about the roots of modern operating systems, or someone who learned to code on a Z80 machine, Pocket CPM delivers an authentic CP/M experience with the convenience of iOS. What is CP/M? CP/M (Control Program for Microcomputers) was the dominant operating system of the late 1970s and early 1980s, running on millions of machines before MS-DOS reshaped the industry. It introduced concepts that still underpin modern computing — and it's a fascinating system to explore. Features • Full CP/M 2.2 emulation on a Z80 processor • Built-in terminal with adjustable font size • Load and run classic CP/M software and disk images • Hardware keyboard support for a true workstation feel • Monochrome display modes for authentic retro aesthetics • No ads. No subscriptions. Own it once. Who is Pocket CPM for? • Retrocomputing hobbyists and collectors • Computer science students and educators • Developers who want to explore CP/M, BDOS, and BIOS internals • Anyone who remembers the A> prompt with fondness Pocket CPM is lovingly built for those who appreciate where computing came from. Boot up, type A>, and see what the fuss was about.