Test any number for primality with a single click. Features: * Uses a deterministic test, * Uses the Sieve of Eratophenes logic, * Simple interface, type the start and end numbers and press enter, * Dream ƒrequency "no-frills" style as described by Download.com editor, * Uses audio confirmation; beeps high if prime and beeps low if has factors. * Small application window allows simultaneous use with Microsoft Office, Internet Explorer, etc., * Listed on the Math Forum @ Drexel (University) for Middle School, High School and College, ages 6+, * Sits in tray until needed. Free one month trial. Only $4.95 for the suite of 10 utilities. Student discount: 10%. Educational discount: 20%.

Primality Tester 5.6.2 has been tested on 2006-09-12 and received a complete evaluation by the Soft32Download experts and due to the great results it has been awarded with the "Clean & Safe" award, meaning that this product is 100% clean of adware/spyware/trojans/viruses and it is safe to install.