Power64

Plans and prices

Every plan, in full

On the record

Cartridge limitation

CRT images containing RAM or mixed RAM/ROM cartridges are unsupported; only ROM-only cartridge types work.infinite-loop.at · read 15 Oct 2026

Company location

The maker's contact and copyright information places Roland Lieger in Mödling, Austria.infinite-loop.at · read 15 Oct 2026

Compatibility limit

The download page says Power64 does not run on OS X 10.7 because Rosetta is unavailable there.infinite-loop.at · read 15 Oct 2026

Compressed files

Disk and tape images can be opened directly from ZIP, GZ and LHA archives.infinite-loop.at · read 15 Oct 2026

Convenience features

Features include drag-and-drop disk mounting, file copying between disks, tapes and the Mac hard disk, a built-in monitor/debugger, and support for running several C64 instances at once.infinite-loop.at · read 3 Oct 2026

CPU emulation

It emulates the MOS 6510 processor, including undocumented opcodes.infinite-loop.at · read 15 Oct 2026

Current downloadable version

The download page offers Power64 4.9.5 in DMG and ZIP formats and also keeps the unsupported Classic Mac OS 4.9.3 build available.infinite-loop.at · read 15 Oct 2026

Debugger

A Macintosh-side monitor/debugger can inspect and modify C64 memory without consuming emulated C64 RAM.infinite-loop.at · read 15 Oct 2026

Developer

Independent C64-Wiki identifies Roland Lieger as Power64's developer.c64-wiki.de · read 15 Oct 2026

Developer tools

The monitor provides assembly, disassembly, memory search, comparison, editing and tracing commands.infinite-loop.at · read 15 Oct 2026

Development origin

The version history records the first working code in May 1996 and the first public release in October 1996.infinite-loop.at · read 15 Oct 2026

Disk and tape support

It supports 1541, 1571 and 1581 disk emulation, disk and tape image formats, and Macintosh file access for C64 and P00 files.infinite-loop.at · read 3 Oct 2026

Disk compatibility tradeoff

Fast disk emulation can fail with software that accesses 1541 hardware directly, while complete emulation improves compatibility but loads at real-drive speed.infinite-loop.at · read 15 Oct 2026

Documentation

The online manual covers installation, media formats, devices, troubleshooting, monitor commands, BASIC, custom chips and file formats.infinite-loop.at · read 15 Oct 2026

Extensibility

Users can extend the Programs menu so essential software launches from one menu click.infinite-loop.at · read 15 Oct 2026

File management

Users can mount media and copy files between emulated devices and the Mac using drag and drop.infinite-loop.at · read 15 Oct 2026

Free use limit

The unregistered version is fully functional but limits each emulator session to 10 minutes.infinite-loop.at · read 3 Oct 2026

Included software

C64-Wiki lists SMON, NEW Magician, a joystick demo and the games Block Out, Serpentine and Quadromania as included additions.c64-wiki.de · read 15 Oct 2026

Alternatives to Power64

Every alternative, ranked