MultiTuner is a fast, offline Android tuner for stringed instruments. It is built around a native C++ YIN pitch detector and provides real-time note, cents, needle, strobe and per-course feedback.
The app ships with presets for guitar, Greek bouzouki (3- and 4-course), saz and tambouras. It targets Android 10 and newer and is designed for both phones and tablets.
A simple tuner for guitar and other instuments