Here are 5 free online mandolin tuner to easily tune your mandolin. They let you separately tune all the strings of a mandolin by listening to the notes associated with each string. You can actually play the associated notes of the strings online and use the reference sound to manually tune the real strings. They allow you to keep listening to the notes until you match them with your mandolin. All these websites support the standard mandolin tuning which is GDAE.
For this kind of tuners, you would need to have perfect hearing such that you can listen to the notes properly and then tighten or loosen the tuning pegs perfectly. Just listen to both the online sound and the sound generated by any of your mandolin strings, if they match then you have tuned them correctly. You can repeat this process for each string separately.
If you also play Ukulele and looking for tuners, then we have also covered some of the best free online ukulele tuners.
123 Mandolin Tuner:
123 Mandolin Tuner is one of the best free online mandolin tuner which you can use to easily tune mandolin. It allows you to tune every string of your mandolin for the standard tuning i.e. GDAE. For that, you would need to simply open the website and then play the notes associated with each string of the Mandolin. To play a note, all you gotta do is click on the “Alphabet” button. As soon as you do that, the note will start playing in a loop and you can use the reference sound to manually tune that string on your mandolin. Keep plucking the string until it matches with the sound of the note played online.
Mandolin Tuner (by ProGuitar):
Mandolin Tuner (by ProGuitar) is another useful website which you can use to tune your mandolin. This one also allows you to play the notes and accordingly tune the mandolin strings. After opening this website, you will initially see a guitar tuner, but you can change it to mandolin by clicking on the “Standard Tuning” menu. You can choose different types of mandolin tunings like Mandolin (Soprano), Piccolo Mandolin, Octave Mandolin, etc. After you do that, you can see the name of the strings and play them by clicking the respective buttons. Then try to match the sound on your mandolin until you get the perfect tuning. It also comes with a unique feature which can listen to your mandolin strings (through Mic) and tell you what you need to do for tuning the strings perfectly.
Mandolin Tuner (by Get-Tuned):
Mandolin Tuner (by Get-Tuned) is also one of the best free mandolin tuner that can help you easily tune the strings of your mandolin. To do that, you can play the notes provided by this website and tune your strings while listening to the reference sound. It provides a note table for the strings from which you can choose any note you want and listen to the sound in loop. After that, you can tune the real strings and try to match the sound. This way you can perfectly tune all the strings for the standard mandolin tuning “GDAE”. You will also see some additional options to change the tone (natural or beep), notes (sharps or flats), enable/disable loop, etc.
Mandolin Tuner (by 8Notes):
Mandolin Tuner (by 8Notes) can also be used to tune mandolin online for free. It is one of the simplest mandolin tuner websites that lets you easily listen to how the mandolin strings (in standard tuning GDAE) sound and then tune your real strings accordingly. When you open the website, you can see the fret diagram of mandolin with 4 strings. Now, you can choose the associated note by clicking on the “Alphabet” button at the top and hit the “Play” button. Then it will start playing the selected note in a loop and you can start tuning that string on your mandolin until both the sounds matches. You can do the same for other strings as well.
TheMandolinTuner is the last mandolin tuner in this list which can help you tune your mandolin with ease. This one comes with 4 different images of the mandolin highlighting the strings separately. At the bottom of each image, you can see an associated audio which you can play to listen to the respective note. After that, try to tune your mandolin strings until they sound exactly like the audio provided by this website. The audio files are about 30 seconds in length and play the notes in a loop.
So, these are some of the best free online mandolin tuner which makes it very easy for you to tune your mandolin. They are pretty interesting and effective in terms of helping you tune the strings, as you can listen to the reference sound of each string and then accordingly get your strings tuned manually. You also don’t need to buy the digital tuner anymore.
Try these websites and me know were you able to tune your mandolin.