Daikyouju releases Double Bass Tuner Pro v3.5
iPhone, iPad / Tools / Tuners: Tune your double bass instantly with precision and ease! · The most accurate - displays the exact sound frequency in Hz. · Calibration for A: 392Hz, 415Hz, 432Hz, 440Hz, 441Hz, 442Hz, 443Hz, 444Hz, 466Hz. · Instant load and fastest tuning! - Optimized for...
www.440audio.com/en/software/vi67262-Daikyouju-Double-Bass-Tuner-Pro/