Fender Guitar Tuner

Review by eFreeware

If you play guitar, bass or ukulele and want one free app to handle tuning and the practice basics, Fender Guitar Tuner is the obvious place to start. It comes from Fender Musical Instruments Corporation, a company whose name carries weight in the guitar world, and it has been installed more than five million times with a 4.6 average across roughly 71,000 ratings. That combination of scale and rating is unusual for a free music utility, and it tells you the core job is done well enough that people keep it around.

What you get is more than a single tuner screen. There are three tuning modes, a library of 26 or more presets covering standard guitar and bass tunings, drop and open tunings, DADGAD and ukulele tunings, and a set of practice tools that includes a metronome, a chord library, a scale library and a drum machine. For a free download with no ads and no in-app purchases, that is a generous package, and it explains why the app appeals to beginners and working players alike.

I would treat it as a utility first and a practice companion second. The tuning side is the part most people will open daily, while the chord, scale and rhythm tools fill the gaps between lessons or writing sessions. Whether that second half earns a permanent spot on your home screen depends on how you practice, and I will get into that below.

Three ways to get in tune

The app splits tuning into three approaches, and the differences matter more than they might first appear. Auto Tune listens through the microphone, so you pluck a string and the app works out the pitch and shows you how far off you are. Manual Tune takes the opposite route: you tap a string on an on-screen guitar headstock and the app plays a reference tone for you to match by ear. Chromatic mode recognizes all twelve notes, which is what you want when the instrument or tuning falls outside the standard set.

That spread covers most situations a player runs into. Auto mode is the quick route when you just want to be in tune and get on with playing. Manual mode doubles as ear training, since matching a reference pitch by ear is a skill worth building. Chromatic detection handles the awkward cases, whether that is an alternate tuning, an unfamiliar scale or an instrument that is not a guitar at all.

The tuning library backs this up with 26 or more presets. Standard guitar tuning sits alongside drop D and drop C, open G, open D and open E, DADGAD, and standard four and five-string bass tunings, plus concert and soprano ukulele tunings and other string instrument options. If you switch between instruments or keep one guitar in a slide tuning, having those presets ready saves you from retuning by ear every time.

For anyone who wants more than a needle pointing sharp or flat, the Pro Tuner readout shows exact measurements in cents and hertz. That level of detail is aimed at setup work and recording sessions where being close is not good enough. I would not bother with it for a quick tune before practice, but it is the kind of thing that justifies keeping the app installed if you do your own instrument maintenance.

The practice tools bundled alongside

The chord library is the most substantial extra. Over 5,000 chords are included, each with several fingerings, fretboard diagrams and audio playback. As a chord finder it is built for songwriting and for working out how a song is put together, and the alternate fingerings are useful when a voicing you already know does not fit the passage you are playing. Having the audio alongside the diagram means you can hear the shape before you commit it to memory.

Scales get similar treatment, with more than 2,000 across all keys and positions. Modes, pentatonics, blues scales and more exotic material are all represented, shown on an interactive fretboard with audio examples. If you are learning to improvise or trying to break out of the same two positions, this is a structured way to explore the neck rather than guessing at shapes.

Rhythm practice is covered by a metronome and a drum machine. The metronome runs from 40 to 200 BPM with multiple time signatures and visual beat indicators, which covers everything from slow technical drilling to fast picking exercises. The drum machine adds 65 patterns across seven genres, including rock, blues, jazz, metal, funk, R&B, country, folk and world styles, each recorded and adjustable in tempo. Playing against a drum pattern is a different experience from a click track, and it is the feature here I would expect to get the most use out of once the basics are solid.

Custom tuning profiles round out the set. You can create, save and organize your own tunings, which suits players with a collection of instruments in non-standard setups or anyone who repeatedly returns to the same alternate tuning. It is a small feature, but it removes a recurring annoyance.

How it handles different instruments

The app is not limited to the six-string acoustic in the corner. It supports acoustic, electric, classical and 12-string guitars, all ukulele sizes, bass guitars, mandolins and other string instruments, with chromatic mode available for anything the preset list does not name. That breadth is the reason the chromatic tuner matters even if you mostly play standard tuning: it is the fallback that makes the app useful for an instrument the developers did not specifically plan for.

The developer says the display is large and easy to read, which suits dark stages and rehearsal rooms. That is a practical detail rather than a marketing one, and it lines up with how a tuner actually gets used: quickly, often in poor light, with an instrument in your hands. A readout you can see at a glance is worth more than a prettier interface you have to squint at.

For players who move between instruments within a single session, this flexibility is the strongest argument for the app. You can tune a ukulele, then a bass, then a guitar in a drop tuning without switching tools. The preset list and chromatic mode together mean you rarely have to think about whether the app can handle what you are holding.

What you need before you start

Setup is minimal. The app uses your device's microphone for automatic tuning, which keeps the barrier to entry about as low as it gets.

The core tuning functions work offline, so you do not need a connection to tune an instrument. That matters in a rehearsal room with poor signal, a basement, or anywhere else you would rather not depend on Wi-Fi. The developer describes the auto tune response as fast and the app as stable, and while that is the kind of claim every tuner app makes, offline tuning is the practical point worth noting.

The most recent update was in September 2026 and consisted of bug fixes and performance improvements, so the app is being maintained rather than left to sit. The original release dates back to January 2017, which means the core has had years to settle. If you have used a tuner app before, nothing here should feel unfamiliar.

Players who will get the most from it

Beginners are the clearest fit. Someone learning their first chords gets a tuner that removes the guesswork, a chord library to check shapes against, a scale library to explore, and a metronome to practice with, all in one free download. That is a lot of the early learning toolkit in a single place, and it means fewer apps competing for attention during the stage when consistency matters most.

Teachers and students have an obvious use for it too. Being able to pull up a chord diagram, demonstrate a scale or set a tempo during a lesson keeps the session moving without reaching for separate tools. The drum machine is useful here as well, since playing along to a pattern is often more engaging for a student than a bare click.

Home recording enthusiasts and gigging players sit at the other end. The Pro Tuner's cents and hertz readout suits careful setup before a session, the offline tuning works wherever you are, and the large display is aimed at stage conditions. For a working player, the tuning side alone justifies the install; the practice tools are a bonus that may or may not fit how you already work.

The app is free, carries no ads and asks nothing for its features, which removes the usual calculation about whether the paid tier is worth it. If you already own a hardware tuner and are happy with it, the case for adding this is weaker, but for anyone relying on a phone, the combination of accuracy, breadth and price is hard to argue with.

Where the app sets its limits

The focus is stringed instruments, and the tools reflect that. The chord and scale libraries are built around the guitar fretboard, the presets are string tunings, and the drum patterns are backing for practice rather than a full production tool. That is a coherent scope rather than a shortcoming, but it does mean the app is a specialist utility, not a general music workstation.

Automatic tuning depends on the microphone picking up your instrument cleanly, so a noisy room will always be a factor. The manual reference tone mode exists as an alternative when that happens, which is a sensible fallback, but it does require you to match pitch by ear. Players who have never done that will need a little patience at first.

The drum machine's 65 patterns span seven genres, which is a solid range but a fixed one. If your practice leans on a style outside those genres, you may find the selection thinner than you would like. The metronome covers the gap for straight timing work, though not for the feel of playing against a groove.

A free tuner worth keeping on your phone

What makes Fender Guitar Tuner stand out is the tuning itself. Three modes, 26 or more presets covering guitar, bass and ukulele, chromatic detection for everything else, and a pro readout in cents and hertz give you a tuner that handles both a quick pre-practice check and careful setup work. Add offline operation and a display built for dim rooms, and the core job is covered thoroughly.

The practice tools are what lift it above a single-purpose tuner. A chord library of more than 5,000 shapes, more than 2,000 scales, a metronome from 40 to 200 BPM and a drum machine with 65 patterns across seven genres amount to a serious practice companion, and all of it comes at no cost with no ads and no purchases to navigate. For beginners and students in particular, that combination covers a lot of ground in one app.

I would recommend it to anyone playing a stringed instrument who wants tuning and practice basics handled by a single free app, and to teachers who want reference material on hand during lessons. If you already have a hardware tuner you trust and your practice routine is settled, the case is less urgent, but there is little reason not to keep this installed as a backup. With more than five million installs and a 4.6 average, it is clearly doing something right for a large number of players.

What's new in version 4.15.8

Bug fixes & performance improvements.