PROTUNE is a professional-grade tuner designed by Legendary Guitarist Dj ASHBA for guitarists and bassists who demand precision and style. PRECISION TUNING • Real-time pitch detection with studio-quality accuracy • Customizable A4 reference pitch (430-450 Hz) • Adjustable sensitivity for any environment INSTRUMENTS • 6-String Guitar • 7-String Guitar • 12-String Guitar • 4-String Bass • 5-String Bass • 6-String Bass 14+ TUNING PRESETS • Standard • Drop D • Drop C • Open G • Open D • DADGAD • Half Step Down • Full Step Down • And more... REFERENCE TONES • Play reference tone for any string • Clean and Dirty sound modes • Loop playback option THREE VISUAL SKINS • Classic - Sleek dark interface • Distressed - Grungy rock aesthetic • Crow - Electric crow silhouette THREE METER STYLES • Arc LED - Modern curved display • Classic - Traditional ruler style • Strobe - Professional strobe tuner Privacy Policy: https://protuneapp.com/privacy Terms of Use (EULA): https://protuneapp.com/terms Support URL: https://protuneapp.com/support