The AP Tuner is a great, easy to use tuner for different instruments like guitar, bass, violin, viola and cello. It is also known to be used for vocal tuning and practice.
Download links:

http://www.aptuner.com/cgi-bin/aptuner/apmain.html

http://www.download.com/AP-Tuner/3000-2133_4-10342381.html?tag=mncol&cdl...

Author: hotmonkey000
Keywords: AP tuner guitar bass violin viola cello tuning harmonics download vocal practice
Added: September 6, 2008