Ukulele Tuner – Free Online Ukulele Tuner With Microphone
Microphone tunerReady
Play each target note through your speakers.
- Quiet room, one string at a time
- Tune up to the note
- ±5 cents counts as in tune
- Runs inside your browser
- No upload, no account
- Nothing saved after you close
Online ukulele tuner with microphone
Allow microphone access, play one string at a time and follow the needle until it centres. Standard re-entrant GCEA tuning with low G, baritone and D tuning.
Ukulele tuning GCEA
Soprano, concert and tenor ukuleles share G4 C4 E4 A4.
Baritone ukulele
Tuned DGBE like the top four guitar strings.
Tuning with a microphone tuner
The tuner detects pitch from the waveform’s repeating period, shows the nearest target string and how many cents away you are.
How to Use the
Ukulele Tuner
- 01
Quiet
reduce background noise.
- 02
Allow
press Start Tuner and allow the microphone.
- 03
Pluck
play one string and let it ring.
- 04
Adjust
tighten if the needle is left (flat), loosen if right (sharp) until centred.
Ukulele tuning GCEA
Soprano, concert and tenor ukuleles share G4 C4 E4 A4. The G is higher than C, called re-entrant tuning, which gives the bright strum.
Baritone ukulele
Tuned DGBE like the top four guitar strings.
Tuning with a microphone tuner
The tuner detects pitch from the waveform’s repeating period, shows the nearest target string and how many cents away you are. ±5 cents counts as in tune.
Troubleshooting the tuner
Mic allowed but nothing happens
Choose the correct input in your OS, move closer, and play louder single notes.
Other instruments
See all tuners on the tuners page.
Related guides and fixes
Learn more in these guides: How to tune a guitar, What note am I singing, Microphone not working.
Ukulele types
Four sizes of ukulele
Soprano, concert, tenor and baritone; the first three use GCEA, baritone uses DGBE.
Other tuning methods
Tune by ear from a reference note, use relative tuning by frets, or a clip-on tuner.
Ukulele types and uses
The four ukulele types
Soprano: classic bright sound; concert: more room for fingers; tenor: fuller, popular with performers; baritone: deep, guitar-like.
Frequently Asked Questions
Q.Why does the needle jump?
Pluck one string at a time and mute others.
Q.Do I need a clip-on tuner?
No, a mic works in a quiet room.
Q.What is a cent?
One hundredth of a semitone.
Q.What are the standard ukulele tunings?
Soprano, concert and tenor use G C E A (often with a high G). Baritone uses D G B E, like the top four guitar strings.
Q.My ukulele won't stay in tune. What can I do?
New nylon strings stretch for days; keep retuning, gently stretch them, and check the tuning pegs are not slipping.