Stimpmeter vs. Pelzmeter vs. iStimp

We've covered the iStimp App for iPhones a few times now, most recently with the help from a Pace Turf Video. Well the folks at PaceTurf put there doubts to the test and did a side by side comparison video and Printable Report using the Stimpmeter, Pelzmeter and iStimp App.

How accurate do you think the iStimp will be?