PrimeNumbers 1.01 Check if a number is prime and also see all the prime numbers in a range.

RomanNumbers 1.01 It's a simple Arabic-Roman and Roman-Arabic converter. The maximum Arabic number is 3999.

FKeys 1.01 It controls your "F"(1-12) keys. You can choose an action for every "F" key : open internet page, send email, open any file, application. For email add "mailto:" in front of the email address.

SysVariables 1.01 Set or delete system/user environment variables.

MaxPasswords 1.05 It generates random passwords. From this version you can specify a mask for your passwords.

GUIDGenerator 1.01 The program generates GUIDs.