This is a great technique for seeing your designs in context before you make them and brilliant for getting consumer feedback on several alternatives.
The Creo link points you to other ssoftware. I found a Creo dl in thee Pro E link.
Thanks for all this.
The only free.cheap viewer I've been able to get working is eDrawings. There are other AR viewers but most cost quite a bit. Others will no doubt emerge and maybe PTC Creo View will support AR in the future.
I hope you find it useful.