FM's Legacy Software
Below you can find legacy versions of our software, which are no longer supported but may run on old versions of MacOS. Some older versions will accept license keys for newer versions if for some reason you are not able to run the latest version.

Acorn 5.6.6

Not supported on .
Accepts Acorn 6 registrations.
Download Acorn 5.6.6

For use on:
  • MacOS 10.13 High Sierra
  • MacOS 10.12 Sierra
  • OS X 10.11 El Capitan
  • OS X 10.10 Yosemite
  • OS X 10.9 El Mavericks
  • OS X 10.8 Mountain Lion

Acorn 4.5.8

Not supported on M1 Macs.
Accepts Acorn 5 registrations.
Download Acorn 4.5.8

For use on:
  • OS X 10.10 Yosemite
  • OS X 10.9 El Mavericks
  • OS X 10.8 Mountain Lion
  • Mac OS X 10.7 Lion
  • Mac OS X 10.6 Snow Leopard

Acorn 3.5.2

Not supported on M1 Macs.
Accepts Acorn 4 registrations.
Download Acorn 3.5.2

For use on:
  • OS X 10.10 Yosemite
  • OS X 10.9 El Mavericks
  • OS X 10.8 Mountain Lion
  • Mac OS X 10.7 Lion
  • Mac OS X 10.6 Snow Leopard

Acorn 2.6.5

Not supported on M1 Macs.
Download Acorn 2.6.5

For use on:
  • OS X 10.10 Yosemite
  • OS X 10.9 El Mavericks
  • OS X 10.8 Mountain Lion
  • Mac OS X 10.7 Lion
  • Mac OS X 10.6 Snow Leopard

Acorn 1.5.5

Not supported on M1 Macs.
Download Acorn 1.5.5

For use on:
  • OS X 10.10 Yosemite
  • OS X 10.9 El Mavericks
  • OS X 10.8 Mountain Lion
  • Mac OS X 10.7 Lion
  • Mac OS X 10.6 Snow Leopard
  • Mac OS X 10.5 Leopard
  • Mac OS X 10.4 Tiger

FlySketch 1.7.1

Not supported on M1 Macs.
Download FlySketch 1.7.1

For use on:
  • MacOS 10.12 Sierra
  • OS X 10.11 El Capitan
  • OS X 10.10 Yosemite
  • OS X 10.9 El Mavericks
  • OS X 10.8 Mountain Lion
  • Mac OS X 10.7 Lion
  • Mac OS X 10.6 Snow Leopard