Ultimate Violin Tuner

4.4
5.7K reviews
1M+
Downloads
Content rating
Everyone
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About this app

🎵 Tired of always being out of tune? Your violin doesn’t sound as good as it should?

Ultimate Violin Tuner is a free tuner for violin, perfect for beginner violinists. By using your smartphone’s integrated mic you can tune your violin quickly and accurately.
Ultimate Violin Tuner also works as a viola tuner, cello tuner or double bass tuner.
Ultimate Violin Tuner is free and offers several alternative tunings for fiddle players.

Everyone knows a properly tuned violin will sound much nicer. That’s why every violinist need to learn how to tune their favorite instrument. But for a proper tuning nothing can beat the accuracy of an electronic tuner, especially if you’re a beginner violin player.
So before any violin lesson or practice session remember to tune your violin to get better results. With this tuning app all you need to do is choose which string you’re gonna tune or just let the automatic string detection figure it out.

If you enjoy our violin tuner please feel free to leave us a review or consider buying the ad-free version!

Full features
✔️ Accurate electronic tuner : professional accuracy down to less than 1Hz, you’ll never have to worry about being out of tune
✔️ String detection : you don’t have to click on any button, just play any string you want and the tuner will automatically recognize it
✔️ Easy to use interface : no complicated menu, just pick up your violin and tune it
✔️ Tune by ear : listen to any string in any tuning you want with realistic violin sounds
✔️ Sensitivity settings : Adjust the microphone sensitivity to get the best results for your particular smartphone
✔️ Change the reference frequency : if you’re bored with standard 440Hz, you can tune A4 to any frequency between 420 to 460Hz. Perfect to get that 432Hz tuning.

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 violin and that would make us feel bad :(
Updated on
Jun 18, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, Personal info and 3 others
This app may collect these data types
Location, Personal info and 3 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.4
5.46K reviews
Uta “UUIA” Bean Ui Almhain
August 23, 2020
This tuning app is really super for parents/beginners who have no idea really about violins. Really love it that you can select the string you want to tune and then it tells you you are too low or too high. It also shows you the pegs you need to tune the string with and indicates the correct string. There are other apps for more advanced students, but this is so so good for parents of young children for example.
226 people found this review helpful
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Nick Wojtasik
March 16, 2021
Just getting started on violin and this app makes tuning SO MUCH easier than another tuner I have. Clear, simple, accurate and sensitive. I love the auto string detector option. I only wish it had a metronome, but not a big deal. Grest options to adjust tune frequency and other presets. Really happy with this app.
140 people found this review helpful
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ORGASMIC SHOPPER
July 1, 2020
I wrote a glowing review on this earlier this morning but sadly I'll have to take off 4 of the previous stars. I thought my violin was nicely in tune as I used the app. However everytime i went to double check it( in ess than 3 mins after), it said i was longer in tune!?! I have an intermediate level stentor violin so this should not be happening. I tried another app and it showed this one to be slightly inaccurate but more importantly confirmed my violin was still in tune. Please sort this out!
78 people found this review helpful
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What’s new

1.11.6 :
- Fixed a small graphical bug
- Updated libraries
1.11.5 :
- Enabled Edge-to-edge display
1.11.4
- Fixed some stability issues
- Fixed some startup crash
1.11.3
- Updated dependencies
- Removed old unused dependencies
1.11.2
- Added some missing translations
- Improved loading times in onboarding screen
1.11
- New UI version, more streamlined and easier to use
- New Onboarding Screen for new users