Check out this screen taken from Amazon’s “Best Sellers in Utility Apps“:
(Taken from Amazon, on September 27th, 2011)
We want to thank you all for making this possible. We never imagined this could happen so fast, after less than 10 months QR Droid 1.0 was developed and only around 2 months after it was available in Amazon.
If you don’t have best QR Code app yet, you can get it here: