10 Best Free Tuner VST Plugins & Apps

Here are the best free tuner VST plugins and tuner mobile apps to tune instruments fast. I have included tuner plugins for Windows, Mac, iOS, and Android devices.

This collection of free tuner plugins includes lists of features, screenshots, and videos.

What Is a Tuner Plugin? A tuner plugin is an audio plugin that helps you tune your musical instrument. Guitarists, bassists, and other musicians who play string instruments usually use tuner plugins. A tuner VST can help you tune your instrument quickly and accurately.

Best Tuner VST Plugins & Apps

  1. MTuner
  2. GVST GTune
  3. T1 Audible Tuner
  4. Bass Tuner BT1
  5. n-Track Tuner
  6. Key Tuner
  7. Tuna – Guitar Tuner
  8. Chromatia Tuner
  9. Spiral
  10. Chromatic Tuner VST
Best Free Tuner VST Plugins & Apps
Best Free Tuner VST Plugins & Apps

Tuner plugins can also be used for vocals to help identify notes and stay on pitch. These plugins use digital algorithms to detect, measure, and correct the pitch of musical instruments.

I’ve personally checked out hundreds of free VST plugins, and these are among the top free tuner ones available.

Related: 75 Best Free Guitar VST Plugins

Instructions: Click the links below to visit each tuner VST plugin. Look around each website for the download link or button. Do not install any suspicious software.

1. MTuner

MTuner VST Plugin
MTuner VST Plugin

MTuner is a powerful frequency analyzer perfect for tuning guitars and other instruments. Its monophonic tuner is highly accurate, while the polyphonic tuner can speed up the process of tuning guitars and bass guitars.

MTuner is one of the best tuner VST plugins for those who need a high level of precision.

The MTuner VST plugin offers a number of benefits to users, including:

Great free alternative to the Blue Cat Audio Hot Tuna plugin.


  • Powerful frequency analyzer for instrument tuning
  • Monophonic and polyphonic tuner modes
  • Real-time audio signal analysis
  • Automatic note detection algorithm
  • Integrated linear phase EQ


  • Highly accurate for tuning guitars
  • Speeds up guitar and bass tuning
  • Free alternative to Blue Cat Audio
  • Streamlined interface for easy use
  • High-resolution polyphonic tuner included


  • Primarily designed for guitars and basses
  • May be complex for beginners
  • Limited to tuning functionality
  • Requires audio interface for best results
  • No advanced editing features

Plugin | PC & Mac

Best Tuner VST Plugins

2. GVST GTune

GVST GTune VST Plugin
GVST GTune – Tuner Plugin For FL Studio & Ableton Live

GVST GTune is an excellent tuner plugin that is easy to use and quickly helps you get your instrument in tune. The simple interface makes it easy to see which notes are being played, and the frequency display ensures accuracy when tuning.

The plugin is perfect for musicians who want a quick and easy way to tune their instruments. It also works as a great general audio tuner, making it an excellent choice for anyone who needs to tune their audio files quickly. It is only available for Windows.

The GVST GTune VST Plugin offers several benefits, including improved pitch correction accuracy, automatic tuning with customizable presets and settings, the ability to work with a variety of audio formats, and an intuitive interface for streamlining the process.

The GVST GTune VST Plugin offers a number of benefits, including:

  • Increased accuracy for tuning sounds quickly and accurately
  • A range of different tunings available to suit any instrument or music style
  • Adjustable detection threshold for different levels of sensitivity when detecting notes
  • Low CPU overhead, allowing users to use multiple instances without straining their processor.

GVST GTune | PC & Mac / Linux

3. T1 Audible Tuner VST

T1 Audible Tuner Software
T1 Audible Tuner Plugin

This is an audible tuner that is fast and easy to use. It has preset tunings for many instruments and allows for alternate tunings. This makes it an excellent tool for both beginners and experts alike.

The plugin also has a chromatic mode, covering a full range of notes and frequencies.

T1 Audible Tuner is an excellent plugin for anyone who wants an easy and accurate way to tune their instrument.

T1 Audible Plugin | PC

4. Bass Tuner BT1 ( iOS & Android )

Bass Tuner BT1
Bass Tuner BT1 Instrument Tuner

Bass tuners are usually made to tune acoustic, electric, or bass guitar. However, Bass tuner BT1 is a specialist tuner designed to tune wind and percussive instruments such as drums and basses.

With a tone generator that plays any note on demand, this app also includes an accurate display of the current note being tuned and its deviation in cents from the target note.

A historical graph of the pitch is also included to help you with the tuning process. This also makes it an excellent app for learning about pitch and tuning in general.

This app is available for Android and iOS devices.

Plugin | iOS / Android

5. n-Track Tuner ( iOS & Android )

n-Track Tuner
n-Track Tuner

This tuner app helps musicians tune their guitar, bass, or other instruments to perfect precision.

This tuner can adjust the spectrum analyzer visualization options, select thicker spectrum lines, and smooth out or highlight peaks.

It also provides visual feedback on the notes played by an instrument and offers a small arrow to identify the harmonic whose pitch the tuner is tracking.

If you are looking for a tuner with great precision, this app is perfect for you. It is available for Android and iOS devices.

  • Guitar Tuner

n-Track Plugin | iOS / Android

6. Key Tuner Plugin

Key Tuner VST Plugin
Key Tuner Plugin

This tuner VST plugin works with six different tunings and can detect if your guitar or other instrument is in tune with the note you are playing. It also has a metronome function.

Additionally, the plugin can be used as an ear training tool.

You can select a tuning and then play a note on your guitar. The tuner will show you what note you are playing and how close it is to the tune.

Kry Tuner is one of the best tuner VST plugins available on the internet, especially for those who are just starting with tuners.

Plugin | PC & Mac

7. Tuna – Guitar Tuner Plugin

Tuna - Guitar Tuner Plugin
Tuna – Guitar Tuner VST Plugin

Tuna is one of the most popular tuner VST plugins available.

It can catch notes down to 40hz without hesitation, making it the perfect tool for your studio or live setup. It is a free app also compatible with iOS and iPadOS devices.

While it is not the most feature-rich tuner on this list, Tuna is one of the most popular tuners for a reason – it is simple, accurate, and free.

You must want to try this tuner VST. The app is resizable, so you can use it on any screen size you need. This makes it one of the most user-friendly tuner plugins available.

  • Guitar Tuning
  • Simple GUI Design

Tuna Plugin | PC & Mac

8. Chromatia Tuner ( Demo Trial )

Chromatia Tuner Plugin
Chromatia Tuner VST Plugin

Chromatia Tuner is a tuner VST that works with almost any instrument. It has a range of 9+ octaves and supports lots of different temperaments and scales. You can also add your own custom scales and temperaments.

The plugin has low-latency audio support and a real-time spectrum analyzer graph. It also has a full-screen mode and optional calibration of ambient noise level, microphone type, and line-noise filtering.

A free trial version of the plugin is available, but purchasing is needed after the trial. It is one of the tuner plugins on the market and is only available for Windows users.

Chromatia Plugin | PC

9. Spiral ( Demo Trial )

Spiral VST Plugin

Spiral is a music analysis plugin for both Windows and Mac. It helps you instantly see and understand the notes making up your music and calculate how often they’re played in a session.

You can view portions of the sound that have been recorded, including chords, bass instruments, or tunings, to make it easier to tune them at a later time.

The analysis resolution can also be adjusted to give you more precision in time.

Spiral is one of the best tuner VSTs to improve your skills in transcribing music or analyzing chords. A free trial version of the plugin is available, but purchasing is needed after the trial.

  • 32-Bit & 64-Bit

Spiral | PC & Mac

10. MathAudio Chromatic Tuner ( Demo Trial )

Chromatic Tuner Plugin
MathAudio Tuner VST Plugin | Chromatic Instrument Tuner

This tuner is unlike any other tuner you’ve ever used. It ensures excellent resolution and avoids the common problems of “dancing needle” and “blinking digits.” This is important because it means that you’ll be able to tune your instrument more accurately.

The plugin also supports a full range of sample rates so that you can use it with any audio setup. This is especially important when you’re recording music in a professional studio.

While the trial is free, you’ll need to purchase the plugin after the trial period is over. However, it’s well worth the price, considering its accuracy and versatility.

MathAudio Chromatic | PC

Frequently Asked Questions

What Is A Tuner Used For?

A tuner is a device that helps keep musical instruments in tune by receiving vibrations from the instrument and then outputting a signal that allows the player to adjust the instrument accordingly. This can be done automatically or manually, and there are different tuners for different instruments.

How Do You Tune An Instrument?

There is no one definitive answer to this question, as the process of tuning an instrument can vary depending on the type of instrument and the specific notes that need to be played.

However, some general steps can be followed when tuning an instrument. First, it is essential to ensure that the strings or reeds are appropriately tightened or loosened.

The next step is to produce a reference note using a tuning fork or another pitch source. Once the reference note has been established, you can then tune your instrument’s strings or reeds to match that note.
Finally, once all of the strings or reeds are in tune with each other, you can adjust the overall tuning of the instrument by fine-tuning each string or reed.

What Is The Best Free Tuner App?

There is no definitive answer to this question as there are a variety of tuner apps available, each with its own set of features and capabilities that may be better or worse suited for different users.

This article has listed some of the best free tuner VST plugins available on the market, so you can choose the one that best suits your needs. You need to check them out from the list.

However, if we had to choose a few from the tuners listed above, our top picks would be Chromatia Tuner, Spiral, and MathAudio Chromatic Tuner due to their accuracy, versatility, and user-friendly interface.

These apps offer a variety of features that can help you tune your instrument accurately and quickly. So, whether you’re a beginner or an experienced musician, there is sure to be a tuner app that meets your needs.

I hope you found this list of free Tuner VST plugins helpful.

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Mark V.

Written By Mark V.

Mark Valenzuela is a professional blogger, entrepreneur, and educator with more than 15 years of experience in music production. In 2008, Mark founded Hip Hop Makers, a top resource for aspiring music producers and beatmakers. He specializes in content on music production, software, gear, and free music resources. Committed to empowering creators of all levels, Mark continues to inspire and help music creators pursue their dreams.

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