Whether you’re purely practicing at home or playing live, adding one of the best clip-on tuners to your arsenal is pretty much an essential purchase for any guitarist. Clip-on tuners offer a bit more usability than pedalboard-based ones, and are more accurate than tuning apps for your smartphone. They can play a lot of different roles, which makes having a couple in your locker a smart move.
It used to be that clip-on tuners were far less accurate than pedal tuners, but thanks to the ever-decreasing size of chip technology and ever-increasing power, nowadays a clip-on can be just as accurate as a pedal tuner. There is a caveat here, though, which is that clip-on tuners can be susceptible to picking vibrations other than your guitar due to the way they work. It means they can be less accurate if you’re playing a loud, live show with a band. For the majority of playing scenarios, you’re likely to find yourself in, a clip-on tuner will be just fine.
For me, the best overall is the TC Electronic Polytune Clip. It’s incredibly accurate for a clip-on tuner, is reasonably priced, and has a large screen that makes it very visible from a variety of angles. If you just want something cheap and simple to use at home, have a look at the Fender FT-1 Pro, which delivers good accuracy for a very low price point.
If you’re new to clip-on tuners, then have a look at my how to choose section, which covers everything you need to know before purchasing. I’ve also included a comprehensive FAQs section to answer any questions you might have, plus a glossary of key terms to help you break down the technical lingo used throughout this guide.
Best overall
✅ Buy if: You want a sturdy, rechargeable clip-on tuner with high accuracy.
❌ Avoid if: You want a small clip-on tuner, this is unashamedly large with a big screen.
Overview
When the TC Electronic Polytune Clip came out, I distinctly remember thinking that it had changed the game and set a new benchmark in the clip-on tuner world. There’s a strong argument that it still sits at the top of the pile, boasting specs and a general sense of quality that few other clip-on tuners can match.
Build quality
While some clip-on tuners can feel noticeably flimsy, there is no such issue here. The clip may seem a bit bulkier than some other options, but that just means it is built to last. With a stainless steel construction and a solid 18-hour battery, you don’t have to rely on those fiddly circular batteries.
Usability
The display is where the Polytune really shines. It is bright, readable even in low light, and adapts to your needs by flipping orientation when you turn the tuner upside down. Whether you are left-handed or mounting it on the back of your headstock, it’s always easy to read. There are changeable modes, so it will adapt to your needs, but it’s also simple to get going straight out of the box.
Performance
With 0.02 cents accuracy in strobe mode and 0.5 cents in chromatic mode, this tuner is one of the most precise on the market. The ‘Polytune’ feature is still a bit of a game-changer, allowing you to strum all six strings, and it’ll instantly pinpoint which string needs adjusting, saving you time and effort, especially during live performances. If you’re like me, inevitably you will end up checking every string anyway, but that doesn’t mean it isn’t a cool feature.
Best budget
✅ Buy if: You are looking for your first, affordable clip-on tuner – ideal for beginners or as a backup tuner.
❌ Avoid if: Accuracy is crucial to you, as the FT-1 can only boast a 1-cent accuracy.
Overview
Fender is renowned for game-changing guitars and legendary amps – but clip-on tuners? It’s not the first thing that comes to mind. That said, the FT-1 Pro deserves a spot in the conversation as a budget-friendly, no-nonsense option perfect for beginners or players on a budget.
Build quality
The FT-1 Pro is made of some relatively affordable materials – black molded plastic – and it doesn’t have the premium looks other clip-on tuners can boast about, but it should be fairly durable and easily beats out the super-budget tuners you can pick up for a few dollars. Unsurprisingly for a budget clip-on tuner, it is battery powered rather than rechargeable, but it does come with a battery included, which many other budget clip-on tuners do not.
Usability
The LCD screen may not be a masterpiece, but it is clear, functional, and easy to read. Its standout feature is the double-hinge design, which allows for nearly unlimited positioning. Whether you're dialing in an electric, acoustic, mandolin, or even a banjo, you won’t have to perform neck gymnastics to check the readout.
Performance
With 1-cent accuracy, it is not the most precise tool in the shed, but it is more than capable of keeping your instrument in tune, particularly for home use and general practice. For a tuner at this price point, it delivers exactly what it promises: simple, reliable tuning.
Best accuracy
✅ Buy if: You’re looking for superb accuracy with sweetened tunings to make your guitar sound perfect.
❌ Avoid if: You’re not a fan of strobe tuners and their displays – that’s what Peterson is all about.
Overview
Forget just clip-on tuners – the Peterson StroboClip HD is one of the best tuners out there, period. With top-notch build quality, razor-sharp accuracy, and Peterson's unique sweetened tunings, it’s hard to find much to fault here.
Build quality
The solid, durable construction ensures this tuner is built to last, and the ultra-wide clip, designed to work with a variety of instruments, in particular, is among the best I’ve used in terms of security and grip. I do think a premium clip-on tuner such as this should be rechargeable, though, and the battery cover is a little flimsy too.
Usability
Its large, bright screen offers a wide viewing angle, making it easy to read in any setting.
The only drawback I can think of is the lack of different modes; it is strobe mode only. So if that’s not your thing, you might want to consider other options.
Performance
Boasting an incredible 0.1-cent accuracy, it is the most precise clip-on tuner you can buy, even outclassing the legendary Boss TU-3 pedal in terms of tuning accuracy. On top of that, it has a standout feature of 50 sweetened tunings – a Peterson specialty. These custom calibrations account for the unique tuning quirks of different guitar models, from string-through-body Telecasters to hardtail Les Pauls, ensuring a reading that is true to your instrument.
Best low profile
✅ Buy if: You want to keep your tuner on your headstock throughout gigs, without it being visible to anybody else.
❌ Avoid if: You want a large display that is very clear to see, even at a distance.
it Overview
I am a huge fan of clip-on tuners in terms of functionality, but it’s fair to say I, and many others, can’t claim to be a fan of the way they look, particularly if you’re using one during a performance. D’Addario has provided a solution to this, however: the Micro Guitar Tuner. This is a clip-on that can be hidden out of sight, clipped to the back of your headstock subtly, or even when clipped to the front, is far less noticeable than most.
Build quality
The build is simple and functional, and while you wouldn’t expect it to feel particularly premium, it is an affordable tuner – I’d maybe want something that feels slightly more robust. This is the tradeoff with having something so lightweight; it is designed to be compact, rather than built like a tank. On the positive side, the ratchet-style clamp is a strong point – it grips firmly and stays put during playing.
Usability
Despite its size, the full-color display with four selectable viewing angles (two vertical, two horizontal) is easy to see, though those with visual impairments may find it on the small side. The general functionality is simple and easy to use, and it features improved piezo control over previous D’Addario clip-on tuners, which allows for a more reliable tuning experience even in noisy environments. It's also rechargeable via USB-C, which
Performance
The D’Addario Micro Tuner isn’t the most accurate, boasting somewhere between a 0.5-1 cent accuracy, though that is pretty normal for clip-on tuners around this price point. You’ll also be able to use it comfortably on bass, mandolin, and other stringed instruments, provided you can fit its modest clip onto the headstock.
Best display
✅ Buy if: You want a really clear, ultra-visible display for any environment.
❌ Avoid if: You want a more traditional-styled tuner with a screen.
Overview
Korg has really nailed it with the Sledgehammer Pro, offering a stage-friendly tuner with excellent accuracy and usability. It’s a strange shape, and some people won’t love how it looks clipped to the top of their headstock, but I respect Korg for prioritizing function and visibility.
Build quality
Compared to budget clip-on tuners, it feels solidly built, but the clip could be sturdier. While it works fine, a metallic clip would help it last longer. The lack of an integrated battery is also a little bit of a shame, but that’s not a deal-breaker, and some people might even prefer it.
Usability
Korg has designed the Sledgehammer Pro with the stage in mind. Its 3D tubular curved display is perfect for gigging, allowing you to clearly see the tuner from nearly any angle, regardless of low-light environments. Functionality is another strong point. With shuttle switches on the side, you can easily operate the tuner one-handed, a useful feature when you’re focused on your playing.
Performance
When it comes to tuning accuracy, the Korg Sledgehammer Pro leaves little to be desired. Offering an impressive 0.1-cent accuracy across chromatic, strobe, and half-strobe modes, it’s a reliable choice for any player.
Best for acoustic
✅ Buy if: You want a sleek acoustic clip-on tuner that’s near-invisible.
❌ Avoid if: You have particularly large hands – it can be a tiny bit tricky to access.
Overview
Accessory stalwart D’Addario has a solid range of clip-on tuners, but it is the Micro Soundhole tuner that stands out, particularly for acoustic. D’Addario’s marketing line for this tuner is ‘the best tuner they’ll never see’, which I have to give them credit for – that’s a good line – but it only works if that’s true, and I’m happy to say the clever design fits discreetly in your guitar’s soundhole, making it basically invisible to anybody other than yourself.
Build quality
The overall build and particularly the non-marring mounting clip feel nicely snug, and I had concerns that it would slip off into the sound hole. Having it located out of the way, almost entirely internally, is a great way of making sure it doesn’t take any knocks or bangs.
The auto-shutdown feature helps preserve battery life, and it is versatile enough to work on other acoustic instruments like ukuleles and mandolins.
Usability
Despite its small size, the bright, multi-colored screen points directly at you when installed correctly, making it easy to see while tuning. The only minor downside is that turning it on and off can be a bit fiddly due to the strings getting in the way, but this is a small trade-off for what it offers.
Performance
Positioned within the soundhole, where vibrations are very strong, the Micro is impressively accurate, picking up notes with clarity and helping you tune to around 0.3 cents, which is significantly better than most cheap clip-ons, but can’t match high-end strobe tuners.
Best rechargeable
✅ Buy if: You want a rechargeable clip-on tuner with multiple modes.
❌ Avoid if: You are looking for a compact and subtle clip-on tuner.
Overview
PRS isn’t exactly known for making accessories, but what they are known for is attention to detail and exceptional quality in everything they do, so it isn’t particularly surprising to find out that their Rechargeable Clip-On Headstock Tuner adheres to those standards.
Build quality
The first thing you’ll notice about this tuner is the size of the screen, which is huge. Fans of the classic PRS bird motifs will enjoy the inclusion of the ‘Cooper's Hawk’ on the screen, though personally, I feel it’s a little over the top. Overall, it does feel a little plasticy, which would normally concern me about longevity, but PRS is so sure about the quality that this tuner comes with an unlimited lifetime warranty – that is seriously good.
Usability
The PRS Rechargeable Clip-On Headstock Tuner is simple to use out of the box, and if you’re not interested in different modes, simply attach the no-slip clip, which anchors a 360° rotating arm, meaning you should have good visibility regardless of where you position your tuner, and off you go. If you do want to explore other modes, it’s easy to toggle between the four tuning modes (2 needle and 2 strobe). Battery life is also impressive, lasting weeks at a time on a single charge.
Performance
PRS claims this is one of the most accurate tuners on the market, particularly in strobe mode, which is accurate to .5 cent. Those figures don’t quite match up to the most accurate tuners on this list, but it’s still very impressive.
Also consider
How to choose
You’d be forgiven for thinking that every clip-on tuner is pretty much the same. All generally function in the same way, all are clipped to the same part of the guitar (except for clip-on soundhole tuners), and all perform the same task. While this is all true, there are a few things worth considering before taking the plunge on a particular clip-on tuner, as they are not necessarily all made equal, and one may suit your needs better than another.
1. Use case
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When buying my first clip-on tuner, it was very much with the mindset that it would be my go-to for practice or to quickly tune, but I wouldn’t take it out of the house all that much, as my pedalboard tuner would be used then. If you’re planning to use a clip-on tuner at home, as I was, then you may be happy enough going for something a little more affordable that gets you decently in tune quickly. If you want this to be your main tuner, I would strongly suggest investing in a premium clip-on with superior build quality and higher levels of tuning reliability, regardless of environment.
2. Multiple guitars
While a decent chromatic clip-on tuner should cover most circumstances, they may not be optimized for every type of guitar, particularly if you play in different tunings, and you may either want multiple clip-ons or a tuner that you can adjust to different specific tunings.
Some clip-on tuners will also be specifically marketed as working across a range of stringed instruments, including bass, mandolin, and even ukulele. If you are going to switch between guitars in different tunings or even between instruments, it’s well worth investing in a clip-on tuner that is designed with this functionality.
3. Live playing
Clip-on tuners are surprisingly competent at giving accurate tuning information even in loud live environments – particularly the high-quality tuners on this list, and some cheaper tuners may not offer such great results – but one thing to really bear in mind is that stages can be dark, especially between songs, when tuning is likely to take place.
Some clip-on tuners have particularly bright displays that are easy to read. While these bright displays can be large and less than ‘cool’, they do make the process of tuning simpler, which should always take precedence. If you’re looking for a live tuner, get one with a good display.
FAQs
Are clip-on tuners as accurate as pedal tuners?
High-end clip-on tuners can be very accurate and may even rival cheaper pedal tuners, but as a general rule, a pedal tuner will be more accurate than a clip-on, as it is far less likely to be impacted by external factors. In any instance, any good clip-on tuner should still get you tuning accurate to within a cent of the required note – some can be significantly more accurate than this – which will be almost imperceivably accurate.
Will a clip-on tuner damage my guitar's finish?
Firstly, this will depend on the finish of your guitar, because the majority of finishes should not be impacted with a standard clip-on tuner. The outlier is the nitrocellulose lacquer finish, often found on vintage or premium instruments. It isn’t simply that the clip-on tuner rubs away these delicate finishes, but rather, the rubber or vinyl padding on tuners can react chemically with the lacquer over time, causing "melting," discoloration, or permanent imprints. No clip-on is 100% safe from damaging a nitro finish either, but if you are sure you want to use them, I would suggest looking for a premium clip-on to begin with, and then removing it after every use rather than leaving it on for extended periods.
Why does my tuner struggle to pick up the low E or B string?
Clip-on tuners often struggle with low E or B strings because they operate by detecting vibrations, and these lower notes produce weaker, slower frequencies that are harder to pick up than higher strings. There may also be more ambient noise at these low frequencies, which provides interference.
These issues can be improved by moving your tuner to a more resonant area on the headstock, or if you’re really struggling, I recommend trying to tune by harmonics by hovering your finger lightly on the string at the 12th fret.
What is the difference between a chromatic and a strobe tuner?
Chromatic tuners are the standard, more conventional tuning tools that display note names and use needles or LEDs to indicate when you are close to pitch, usually accurate to within a few cents. They often work really well for general use and typically can be picked up cheaply, particularly for clip-on variants. Strobe tuners are highly accurate, professional-grade devices, getting to a fraction of a cent in terms of accuracy (often around 0.1 cent) and use visual, rotating patterns to show minute frequency differences. This additional accuracy means they generally come in at a higher price point.
Are rechargeable clip-on tuners better than those using coin batteries?
There are pros and cons to both. If your battery-powered tuner runs out of juice, you can simply swap in another battery, and you’re ready to go – this is not the case with a rechargeable tuner, which will need time to recharge, typically up to an hour.
Rechargeable clip-ons are generally seen as the more premium option, and are built to last over a longer period of time, hence integrating a battery that you don’t need to switch out. They may come at an initial higher cost due to the integrated battery and (generally) higher build quality, but this can pay itself back over time, as there is no ongoing running cost.
Can I leave the clip-on tuner on my guitar while I play the show?
You can, and many people do, though it’s best to make sure they are turned off. In terms of your image, your guitar may not look quite so cool with a tuner clipped to the top, but in terms of functionality and ease of access between songs, leaving a tuner clipped on is no bad thing.
Why are some clip-on tuners so cheap?
Clip-on tuners can be produced extremely cheaply, particularly models that are mass-produced from low-cost plastic and utilize basic piezo sensor technology. I had an incident of buying a budget clip-on tuner, which arrived faulty, so the manufacturer sent me three replacements as an apology – we are talking extremely cheap construction here, and chances are you’re going to notice that.
Will a clip-on tuner work on a loud stage?
You may be surprised to hear that a clip-on tuner, particularly high-quality tuners, can work even on loud stages. This is because they work through vibrations from the instruments, rather than the sound being picked up by a microphone, for example. In extreme circumstances, if stage volumes get very loud, they might cause slight accuracy issues compared to pedal tuners, particularly for lower notes.
What are 'sweetened' tunings?
"Sweetened" tunings are specialized, slight adjustments to standard tuning – often just a few cents flat or sharp – designed to make instruments, particularly guitars, sound more in tune and harmonious, especially when playing chords. These tunings compensate for inherent physical limitations in fretted instruments, such as string tension and thickness, which cause traditional tunings to be slightly "off", regardless of how good your setup is.
I remember a music tutor of mine asking, “Why do you use a tuner? They don’t put you in tune”, which isn’t strictly true, particularly depending on your tuner of choice, but there is a truth that sweetened tunings can go one better than standard tuning.
Where should I place the clip-on tuner for best reading?
For the best, most accurate reading from a clip-on tuner, you should attach it to the headstock of the guitar, specifically near the nut or on a part of the headstock with the highest vibration. If you’re unsure which area has the highest vibration, simply feel different areas with two fingers, and you will notice that some feel distinctly more active.
Key terms
- A440: Standard tuning reference where the A above middle C is set to 440 Hz. This is what most tuners default to.
- Accuracy: How precisely the tuner detects pitch.
- Calibration: Adjusting the reference pitch (like A440).
- Cents: A unit for measuring pitch differences. 100 cents equals one semitone.
- Chromatic: Can detect all notes, not just standard guitar tuning.
- Flat: A note that’s too low in pitch.
- Hz (Hertz): The frequency at which your guitar notes are measured.
- Intonation: How in-tune your guitar is across the fretboard.
- LCD (Liquid Crystal Display): A screen type with clear visuals.
- LED (Light Emitting Diode): Uses simple lights to show tuning status and is often easier to see on dark stages.
- Nitrocellulose (Nitro): A delicate guitar finish that can be damaged by some clip-on tuners, though some clip-on tuners are specifically designed not to react with it.
- Piezo: A sensor that picks up vibration through the wood and the function by which clip-on tuners “hear” your guitar.
- Pitch: How high or low a note sounds and, crucially, what the tuner is measuring.
- Polyphonic: Lets you strum all strings at once and see which ones are out.
- Sharp: A note that’s too high in pitch.
- Strobe: A highly accurate display style that shows pitch movement. Often the choice of those looking for the most precise tuning.
- Tracking: How quickly the tuner responds to your playing. Faster = more responsive.
- Transpose: Shifts the displayed pitch up or down, which can be useful if you’re tuning to a different key.
How we test
Our team of musicians here at Guitar Player has used loads of different clip-on tuners over the years, so it's safe to say we know the benefits and potential pitfalls they offer. When testing the best clip-on tuners, we'll use them in a variety of different scenarios to see how they perform best.
Our first tests are around the build quality. This means examining the unit in detail, testing all the physical aspects, and making sure they'll put up with live playing and being used at home.
Next, we'll look at the overall usability. Here we're judging how easy it is to use, whether the different functions are easily available, as well as one very important aspect of any clip-on tuner - the display. We want to be sure it will perform just as well in a dark rehearsal room as it will in a sunny living room, and we'll also check the viewing angle.
Finally, we'll look at the general performance of the unit. Does it respond to other sounds in noisy environments? Are all of the features easily available? Does it actually do a good job of tuning the instrument? All of these important questions will be looked at and answered.
Read more on how we test gear and services at Guitar Player.
