(IDEX Online) - A new smartphone app can count a collection of the tiniest gems almost instantly.The diamond and jewelry wholesaler Terra Cor, based in New York, is branching into tech and has launched image-based gem counting software that can count sizes down to .005 ct. (-2) stones. It uses a neural network - a series of algorithms - to count the gems in a high-quality photograph and sends back a tally in a matter of seconds."The application transforms your smartphone into a gem counting machine," said the company in a press release.A beta version of the app is currently available to download for free for iPhone and Android.Terra Cor say the app was designed for polished diamonds but can also be used to count rubies, emeralds, sapphires, pearls, rough diamonds, Swarovski crystals and more.