123 Guitar Tuner: Free Online Guitar Tuner

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123 Guitar Tuner is a free online guitar tuner where you can easily tune your guitar without having to go to a guitar shop and spend money. All you need to do is go over to the website and click on the guitar note that you want to tune on the online player that’s available on the 123 Guitar Tuner website. Player will then play the note back to you so you can hear how it should sound so that you know how much your guitar string needs to be adjusted.

Image down below shows us this free online guitar tuner in action. Clicking on the note dials you will hear a sound of how that note was supposed to sound like. Drop-down menu all the way to the left allows you to change the tunning mode between several different types of tunning, Drop D, Open D, Open C, Low C and so on. On the right next to the note dials, you can adjust volume.

Guitar Tuner default window

Guitar tuner is accessible online, via web browser. The only thing that you need to have installed is Flash and you of course need to have speakers plugged in so that you can hear how the note that you activate on the tuner will sound like.

Key features of 123 Guitar Tuner are:

  • Simple and easy to use: tune your guitar easily online in a few clicks
  • Web based: runs entirely inside the web browser, requires Flash
  • Low C, Open C, Open G, Open D, DADGAD, DROP D and Standard tunning
  • High quality sound examples of notes to which you can tweak your guitar

Similar software: 123Tuner

Normally in order to tune a guitar you would have to go to a guitar shop and pay in order to have it tuned, or you would need to use a guitar tuner. Trouble is that sometimes we forget things, and if you forget your guitar tuner at home, but you need to tune your guitar at a gig somewhere, the only thing that’s required in order for you to tweak your guitar is access to Internet. Here’s a few pointers to help you get started.

How to tune the guitar with 123 Guitar Tuner: free online guitar tuner

Open up your web browser and visit the 123 Guitar Tuner homepage by clicking on the links that we gave down below. Tuner should appear right away.

Guitar Tuner selecting tune type

Before you start tunning anything, make sure that you click on the drop down menu on the left and select the tunning type, that you would like to use. Once that you select that, you are ready to start tunning your guitar. Click on the note and listen to how that note should sound. Then tweak your guitar strings in order to make it sound as close as you can to the sound that 123 Guitar Tuner gave you. Simple as that.


123 Guitar Tuner is very easy to use and it will help you tune your guitar from practically anywhere where there is internet connection. Try it and see how it goes.

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