Pax_XXXI,
I believe Photopea is online and there is a free version. It also has PSD import as well. Might be worth checking out if you're still looking!
LadyN,
I use PDF Studio by Qoppa and it seems to work. It is also a one-time purchase. I have my database set as portable, however, I am currently not running it fully off a USB drive. It is still on my laptop locally.
I have not had any i…