This pretty much explains itself. Currently version 1.5.1 Note: It took me a couple of hours to get to 800,000! Get ready for the long wait!
VERSION HISTORY Version 1.5.1 - Prime density added - checks in the last ten seconds. Version 1.5 - Reset button removed - Primes per second is now an average over 10 seconds. - Added numbers checked per second Version 1.4 - Now a bit faster! Version 1.3 - Added some new info (Last prime found, Biggest prime found) - Made the algorithm a bit faster! Version 1.2 - Added Play/Pause button - You can now check if a number is prime or not with the Find... button! Version 1.1 - Changed only two blocks to make it double fast! Version 1 Official release