Ultimate Guitar Tuner: Free ukulele & guitar tuner

Ultimate Guitar Tuner: Free ukulele & guitar tuner

⚡ Most accurate guitar tuner. Available at all time without spending a dime! ⚡

4.54 TOOLS
Ultimate Guitar Tuner: Free ukulele & guitar tuner
Ultimate Guitar Tuner: Free ukulele & guitar tuner Ultimate Guitar Tuner: Free ukulele & guitar tuner Ultimate Guitar Tuner: Free ukulele & guitar tuner Ultimate Guitar Tuner: Free ukulele & guitar tuner Ultimate Guitar Tuner: Free ukulele & guitar tuner Ultimate Guitar Tuner: Free ukulele & guitar tuner

🔊 Ultimate Guitar Tuner isn't just a guitar tuner. It's a precise responsive and easy to use chromatic tuner that will suit all your needs. You can fine-tune your guitar bass ukulele or mandolin in seconds thanks to your mobile phone.

Ultimate Guitar Tuner works by analyzing the signal from your smartphone’s mic. It will work with any electric guitar acoustic guitar or any other string instrument you want with no cable needed. The interface will show you in real-time if you are too sharp or too flat and react to every changes you make. It’s the perfect guitar tuner for beginners and pros alike.


• Easy to use interface
The interface is simple intuitive and realtime making it easy for complete beginners to start tuning your instrument

• Super accurate
You won’t have to worry about being properly in tune with our professional precision suited for the most advanced players

• Autotuning mode
String detection will allow you to tune your instrument quickly without having to fiddle with your smartphone

• Chromatic mode
A chromatic mode is available for any tunings or instrument not included in our basic guitar tuner

• 100 tunings included
You'll get access to more than 100 different tunings including standard tuning drop tunings open tunings and much more (see the full list below)

• Works on any string instrument
You can use this tuner with any string instrument you want including electric guitar acoustic guitar bass guitar ukulele banjo mandolin and much more

• Don’t play listen
High quality samples will let you listen to every string you want to tune that way you can train your ear as well

• Change the reference frequency
You can set the A4 frequency to any value you want between 420Hz and 460Hz. Perfect for 432Hz tuning

• Tutorial included
A tutorial with pictures is included to help you use the tuner if you’re a beginner

🎵Enjoy and stay tuned !🎵


Complete list of available tunings
✔️Six-string guitar tuner Standard Half-step down Whole-step down 1 and 1/2 step down Two step down Drop D Double drop D Drop C Drop B Open D Open D minor Modal D Modal C Modified Modal C Modal C6 Open G Open G minor Modal G Open C Open C minor Open A All fourths
✔️Seven-string guitar tuner Standard Half-step down Whole-step down Drop A Drop G Open C Choro Russian All thirds
✔️Four-string bass tuner Standard Half-step down Whole-step down Drop D Piccolo All fifths
✔️Five-string bass tuner Standard Half-step down Whole-step down Drop D Drop A High C High C Drop D
✔️Six-string bass tuner Standard Guitar-like Half-step down Whole-step down
✔️Ukulele tuner Standard Baritone Slack-key D tuning Low A Low G
✔️Charango tuner Stnadard Half-step down Whole-step down
✔️Balalaika tuner Standard Guitar Piccolo Secondo Alto Bass Contrabass
✔️Mandolin tuner Standard Cajon GDAD Cross tuning Cross tuning 2 High bass Calico (Open A) Open G
✔️Five-string banjo tuner Standard Double C Drop C Modal G Open D
✔️Four-string banjo tuner Standard Chicago Tenor all-fifth
✔️As well as a violin tuner for the whole string family (violin viola cello and contrabass)

Please be careful!
If you've never used an electronic tuner before it's recommended that you watch some tutorials on youtube first (some tutorials will be included in the app in a future release). If used improperly you risk breaking strings on your instrument and that would make us feel bad (

Send us feedback
If you have any feedback questions or if you think some tunings or instruments are missing and would like to see them added feel free to contact us at mobile@tabs4acoustic.com


About this version (2.13.4)

- Minor bugfixes

Other versions

2.13.2 released on 21 December 2020 (74 days ago)
2.13.3 released on 21 December 2020 (74 days ago)
2.13.1 released on 09 November 2020 (116 days ago)
2.13.0 released on 13 October 2020 (143 days ago)
2.12.5 released on 08 July 2020 (240 days ago)
2.12.4 released on 22 June 2020 (256 days ago)
2.12.3 released on 11 April 2020 (328 days ago)

Details and Recent Ratings

Size: 22 MB
Version: 2.13.4 by Tabs4Acoustic - Free guitar tools
Updated: 03 February 2021 (30 days ago)
Released: 23 November 2015
Installations: more than 1 000 000
Ultimate Guitar Tuner: Free ukulele & guitar tuner
5 Stars: 14868
4 Stars: 1402
3 Stars: 661
2 Stars: 326
1 Star: 1215

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