Fender Tune vs Karang - Tuner for Guitar

Fender Tune is a free guitar and bass tuning app developed by Fender. It uses advanced audio recognition to identify the notes you play and tell you what you need to adjust to get in tune. Simple interface with chromatic tuner and alternate tuning support.

Karang is a guitar tuner app for Windows, Mac and Linux. It provides standard, drop and open tunings including multiple tuning presets for electric and acoustic guitars, bass, ukulele and more. Key features include a responsive and accurate tuner, metronome with various time signatures, and tone generator.