About this app
Chroma Tuner transforms your iPhone into a fully chromatic tuner and metronome. It offers a highly accurate tuner so you don't have to spend money on a professional tuner. It also doubles as a customizable and accurate metronome so you'll always sing or play in sync with the tempo. Chroma tuner is a must have for every musician as you'll never have to worry about an out of tune musical instrument and you'll always perform at the top of your game. Tuner features: • Fully chromatic. • Supports a wide range of sound spectrum (C1-B7) • Accurate up to 1/100 semitone (1 cent) using advanced signal processing algorithm. • Easy to use with intuitive interface. • A4 calibration. • Note transposition • FFT graph. • 5 unique visual variations. • Microphone sensitivity. • Light/Dark theme. • Tune your instruments by note or pitch frequency. • works with all string instruments (Ukulele, guitar, banjo, cello, violin) • Tune assist feature will guide you to the desired note/frequency. • Practice your pitch/vocals with high accuracy. Metronome features: • Very accurate up to 300 BPM. • 12 beat cycle with accent adjustment. • Ergonomic design. • Digital wheel adjusts tempo. • Adjustable beat/note cycle • Adjustable beat accent. • Digital pendulum. • Pulse mode. • 5 unique sounds. • Landscape mode for better metronome display. • Customizable beat sound. • See the beat (uses camera LED flash).
Latest release
What’s New
- Minor bug fixes.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 7, 2026 · 10:21 PM $0.99
Screenshots
