Really a must-have: this chromatic ukulele tuner is very fast, accurate and recognizes all strings using the built-in mic! Easy and perfect fine-tuning for all ukulele types: Sopranino, Soprano, Concert, Tenor ...

This app is developed by a musician and electrical engineer, thus it combines high usability and cutting-edge signal processing.

Simple Ukulele Tuner is easy to use and provides an aesthetic and customizable user interface.
Simple Ukulele Tuner is now compatible also with the iPhone X.


+ Default ukulele: Soprano (GCEA tuning).
+ Tone accuracy: +/- 1.0 cents
+ Large frequency range (22 Hz to 1000 Hz).
+ Gauge view of the detected tone (semitone) and octave.
+ Tuning by ear.
+ Detailed user manual.
+ Free user support.
+ Developed for the iPhone and iPad.

+ Extension for all kinds of ukulele and tunings. (Sopranino, Soprano, Concert, Tenor, Barritone, Bass).
+ String Protection: warning when tuning is out of range (prevents over-tightening of ukulele strings)
+ Calibration: 430 – 500 Hz (0.1 Hz-steps)
+ Sensitivity: choose between 5 different values (from very low to very high)
+ Display of exact frequency (in Hz).
+ Display of frequency deviation (in Hz, marked by up/down arrow).
+ Spectral view (FFT – visualization of overtones).
+ Time-domain view (autocorrelation).
+ Configurable user interface (8 different themes).

HINT: please read the integrated user manual (top-right info button) in order to get the MOST of this app!

In the case that you experience crashes (or other inconveniences) with this app, please contact me (before you give a low rating to this app) - you may use the following contact form:
where you can describe the issue.
Thanks in advance!

What's New

Version 1.7.1

- crashfix (when app goes into background and then into foreground again)

Ratings and Reviews

4.1 out of 5

10 Ratings

10 Ratings

Great app!

Dork dork gleetopop

This helped A LOT ! I got 6 apps an this one was the only one that worked well for me. Super helpful



It's actually a really good app,, this is the one I always use ((:

I used to love it but...


I had this on my 6s and recently got the x and it is not compatible yet.

Developer Response

thank you so much for your feedback! Please download the latest Version (1.7) as I made this app compatible with the iPhone X also.


Ullrich Vormbrock
32.6 MB
Requires iOS 10.0 or later. Compatible with iPhone, iPad, and iPod touch.
English, Arabic, French, German, Hindi, Italian, Japanese, Portuguese, Russian, Spanish, Traditional Chinese
Age Rating
Rated 4+
© 2017 Ullrich Vormbrock
In-App Purchases
  1. All In One $1.99
  2. All Ukulele $0.99
  3. Signal Plus $0.99


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

More By This Developer

You May Also Like