216+ iOS apps curated and reviewed
The best jb4 tuner apps on iPhone average 4.2★ across 216+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
This smartphone app integrates with a performance tuner to change maps, monitor engine data, record logs, manage fault codes, and update firmware. Download the app to unlock advanced features and take control of your vehicle's performance with your phone.
JB4 Mobile is a data logger and display application designed for JB4 tuner users. It allows monitoring of various car parameters and features data logging, code reading, and customization of boost/fuel mapping. Download now for enhanced performance monitoring on your JB4-equipped car.
Pitch Pro Tuner is a versatile, user-friendly app designed for musicians to tune their instruments quickly and accurately. With its precise tuning capabilities and user-friendly interface, it's the perfect tool for musicians of all levels. Download now to keep your instrument perfectly in tune!
Tune your violin or cello easily with this free, ad-free tuner app designed for beginners, parents, and children. Simply Tuner ensures professional instrument tuning without any prior musical knowledge required.
Tune your guitar, bass, or ukulele with precision using our app. Simply follow the instructions to get your instruments in perfect harmony. Download now and play in tune every time!
This simple tool helps you tune your bass guitar quickly and easily. Try it out to get your bass guitar sounding great in no time.
Tune your cello effortlessly with this application that plays accurate tuning notes (C G D A). Download now for precise tuning assistance.
Tune your ukulele accurately with our app that listens to your playing via your phone's microphone in real time. Easily identify if your string is out of tune and switch to manual mode to tune each string individually with precision. Perfect your ukulele's sound effortlessly.
An advanced chromatic tuner and tone generator app that offers precise tuning for a wide range of musical instruments with versatile tuning modes and features. Suitable for musicians of all levels, it provides accurate tuning, historical temperaments, transposition options, and a user-friendly interface. See why users love it and enhance your musical experience - download now!
This app is a highly praised chromatic tuner that listens to your instrument's sound and helps you tune accurately by displaying the pitch offset. With quick response and a wide pitch range, it allows customization of concert-A frequency and sensitivity, as well as supports non-standard tunings for harmonic flexibility. Perfect your instrument's tunes with precision!
An advanced chromatic tuner for all instruments, specializing in detecting low frequencies for bass guitars, cellos, and more. Highly accurate and user-friendly, with a wide frequency detection range and precision tuning capabilities. Get the real music flowing from your instrument with this free tuner by Band Industries.
This easy-to-use instrument tuning application helps musicians tune their instruments to perfect pitch, with preset tunings for various instruments and the ability to tune to any note. Simply play the string to see if you're sharp, flat, or in tune, and take advantage of automatic note detection for effortless tuning.
A free, accurate chromatic tuner app that works with any instrument, boasting a fast refresh rate and precise pitch readings. Users worldwide highly recommend it for its effectiveness and noise cancellation feature. Tune your instrument with confidence!
Experience fast and accurate guitar tuning with an advanced strobe tuner that offers unique visual displays for each string. Enjoy precise tuning options, configurable settings, and compatibility with various guitar tunings. Check out related apps on the iOS App Store for vocal tuning and music visualization.
This guitar tuner app uses your device's microphone to help you tune your guitar quickly and accurately, with an intuitive interface that guides you to the perfect pitch. It offers various custom tunings and allows adjustments to the reference frequency, making it easy to tune your guitar to your preferred style.
Tune your guitar quickly and accurately with this app that utilizes your smartphone's microphone to analyze and adjust string pitches. Never play an out-of-tune note again - download now and perfect your sound!
"An essential chromatic instrument tuner and pitch pipe, featuring a unique 'note wheel' interface for quick and precise tuning using your device's mic. With support for custom temperaments, transposition, and various notations, it caters to a wide range of instruments and offers exceptional accuracy and usability. Fine-tune guitars, violins, pianos, and more with ease."
Optimize tuning for low-frequency instruments with a specialized tuner app. Enjoy precise tuning for various bass instruments and access professional features like accurate tuning to ±0.1 cents, a tone generator, historical pitch graph, and customizable A₄ frequency. Tune effortlessly with this user-friendly tool.
