--->UPDATE<--- Aperture Exporter is now compatible with MacOS 10.14 Mojave.  You can get the newest version (1.4.0) here right now and is available for purchase directly from us.  We are unsure of when we will return to the Mac App Store.

 

Mit Aperture Exporter nach Lightroom

Thanks to Michel Mayerle for doing this. I don't speak German, but I watched the whole video and it looks to be accurate.