Violin Tuner : Easy to use - "plucking" real violin sound - YouTube
Amazon.com: Real Tuner - Chromatic Clip-on Tuner for Guitar, Bass, Violin, Ukulele, Banjo, Brass and Woodwind Instruments - Bright Full Color Display - Extra Mic Function - A4 Pitch Calibration - Transposition : Musical Instruments
Free Online Violin Tuner with Mic and Tuning Notes - Violin Lounge