12c is a financial calculator made by hewlett. And its successor hp inc. As part of the hp voyager series. Easily find and download software and drivers for your hp products including pcs, laptops, desktops, printers, tablets, apps and services from hp customer. Find a great collection of laptops, printers, desktop computers and more at hp. Enjoy low prices and free shipping when you buy now online. See customer reviews and comparisons for the hp 12c platinum financial calculator. Upgrades and savings on select products.