Guitar Tuner Free - GuitarTuna Cover
Guitar Tuner Free - GuitarTuna Icon

Guitar Tuner Free - GuitarTuna

  • v4.8.1 For Android
  • Yousician Ltd.
  • Tools
  • 4.792

#1 Guitar Tuner worldwide. Over 10 million users. Fast, easy & highly accurate!


GuitarTuna is the easiest, fastest and most accurate tuner app in the world!
The ultimate tuner for guitar, bass, ukulele and all popular string instruments. GuitarTuna has been downloaded over 20 million times and is used by beginners and experts!

Why is it the world’s most popular tuner ever built?
• Simple and easy to use. Works with both electric and acoustic guitars and string instruments using the built-in microphone. No cables needed.
• Perfect for complete beginners. Recommended by guitar teachers.
• Simple and intuitive. Clear visual feedback with signal history.

Award winning audio technology:
• Built on the world's most advanced audio recognition algorithm - the same technology powering Yousician
• Professional accuracy for advanced players
• Auto mode tuner (for super fast tuning, hands-free, string by string) and a chromatic tuner!

Advanced tools for all musicians:
• Metronome: set at any tempo, change the beat manually or by tapping at the desired speed
• 6 Ultimate Chord Learning Games: learn, practice and master chords, and develop the ability to recognize them by ear
• Chord library: find any chord diagram easily and hear how it should sound
• Learn Guitar Songs: 4 songs with guitar notation (tabs) to play along and test your skills
• Alternative tuning sets
• Chromatic tuner

Works with:
• Electric and acoustic guitars
• Bass
• Mandolin
• Ukulele
• Viola
• Violin
• Cello
• Fiddle
• Balalaika
• Banjo
• Many other string instruments

Over 100 tunings available, including:
• Standard
• Drop-D
• Other drop tunings
• Open tunings
• Half step down
• 7-string tunings including drop-A
• 12-string

Additional features:
• Works in noisy areas, with background noise cancellation technology
• Designed by guitarists for guitarists and developed by the world’s leading audio engineers
• Improve your skills in chords, riffs, tabs, and ear training, and increase your picking speed, just like you would with guitar lessons / classes
• make the app look like your instrument by choosing different headstock visuals

Please be careful:
If it is your first time tuning the guitar or instrument, please be careful. We recommend watching a YouTube tutorial or asking a guitar player how it's done. Beginners risk snapping strings with improper tuning techniques.

Send us feedback:
Got ideas to make GuitarTuna even better? Send your ideas and suggestions to: [email protected]

Download our other free music learning app:
Yousician - the best way to learn, practice and master the guitar, piano and ukulele

*** Ranked the #1 Education app in 119 countries ****
*** Selected twice as Editor's choice in 2015 ***
*** Over 25 million users ***

Learn more about Yousician on Youtube and Facebook



More Information

Yousician Ltd.
Get it on Google Play
Android VARY
Released on
10 August 2012
Updated on
25 February 2019

What's New

Guitar Tuner Free - GuitarTuna v4.8.1 Update

- We've improved the chromatic tuner
If you experience any issues with GuitarTuna, please send an email to [email protected] and we'll get back to you as soon as possible!

Guitar Tuner Free - GuitarTuna Latest Version


55.25 MB

Guitar Tuner Free - GuitarTuna 4.8.1 APK

Released on: 23 February 2019
Version: 4.8.1 (105)
APK File size: 55.25 MB
Requires Android: Android 4.4+ Kitkat (API 19)
Targeted Android: Android 8.0+ Oreo (API 26)
Fingerprint SHA-1: d0d3e2d117f64af0c1d926aa9e3d917d31613b9b
Fingerprint SHA-256: 432eacd50197216ca879c8fd3c1322ad6e4c51cbfc76e4138d727b75cdc4864d
File SHA-1: 1b8b712f0e8e78e269bc7a8a19d4df7b08b861d6

Previous Versions


55.58 MB
Guitar Tuner Free - GuitarTuna V4.8.0 APK
Released on: 9 January 2019


55.49 MB
Guitar Tuner Free - GuitarTuna V4.7.2 APK
Released on: 7 December 2018


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