afphoto to jpg conversion is often searched by users looking for a way to export .afphoto files to JPEG format. This happens when someone sends them .afphoto instead exported picture, and they cannot open it. Unfortunately, only one software can help you here, Affinity Photo. If you do not know anyone who owns it, you have to ask the person who sends that .afphoto file to you to export it to JPEG.
There is still available a 30-day trial version of Affinity Photo. You can download and install this graphic editor and convert the .afphoto file into the format you want.