Converter for Keynote
Allows you to quickly and easily convert Keynote 4.x files to Keynote 5.x .
Converter for Keynote is an App that allows you to quickly and easily convert Keynote 4.x (iWork 2008) files to Keynote 5.x (Keynote 2009) You can then open your old Keynote presentations in the latest version of Keynote / iWork.
This avoids the dreaded “This presentation can’t be opened because it is too old” error.