FlexTunerPro
SATOSHI NAGASAKA
About this app
- Age 10
- Updated Sep 16, 2025
- OS IOS
Editor reviews
FlexTunerPro is a professional music tuning utility for fast, accurate instrument tuning on mobile. Ideal for guitar, bass, ukulele, violin, piano, and more, it delivers studio-grade pitch detection with a clean, stage-ready interface.
Key features
- Real-time chromatic tuning with precise cents readout and stable needle display
- Multi-instrument presets and custom tunings for standard, drop, open, and alternate setups
- A4 calibration and transposition with noise filtering for reliable tuning anywhere
Designed for musicians, educators, and audio technicians who need quick, dependable results. Lightweight, low-latency, and optimized for practice rooms, studios, and live gigs. Keywords: tuner app, chromatic tuner, guitar tuner, instrument tuning, pitch detection, calibration, music utilities.
Screenshots
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How to use:
1. Install FlexTunerPro from the store and open the app.
2. Grant microphone access so the tuner can detect your instrument’s pitch.
3. Select your instrument preset or choose Chromatic mode for any pitch.
4. Play a single note or string and follow the needle and cents readout to tune up or down until centered.
5. Open Settings to calibrate A4, set transposition, or create custom tunings.
6. Save your favorite presets and use noise filtering or high-sensitivity mode for loud or quiet environments.