Before doing anything else, please read this:
http://www.theanswerbank.co.uk/Technology/Comp uters/Question317581.html
Then, for a basic monitor set-up procedure, see here:
http://www.reeddesign.co.uk/testcard.htm
For more detail, see here:
http://www.lagom.nl/lcd-test/
or, if you're really technically minded, see here:
http://www.normankoren.com/makingfineprints1A. html
If you study all of that lot you shouldn't actually need a monitor calibration utility (because you can do it yourself anyway). However, since that's what you asked for, try this:
http://www.download.com/Eizo-MonitorTest/3000- 12565_4-10762863.html?tag=lst-0-2
Chris