Fine Chromatic Tuner Pro

36 reviews
Content rating
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About this app

Professional chromatic tuner with unique algorithms designed for most accurate tuning.
It works well for a wide range of instruments and is tested with guitar, violin, flute, ukulele, some woodwind and brass, voice, and more. All mid range instruments are covered.

Bluetooth audio input support!

The working range of the app is 70 Hz to 550 Hz so if you are bass player look for “Fine Bass Tuner” app instead.

This is automatic chromatic tuner - you just play the sound and the note and frequency are detected.

The Fine Chromatic Tuner was adjusted and tested against acoustic guitar, soprano ukulele, tenor uke,electric guitar and violin.


- Automatic note selection
- Ultra responsive -50 to +50 cent range fine tuning display
- Precise to ±1/100 semitone (±1 cent)
- Analog like needle
- Exact frequency display.
- Clean and simple analog like UI
- Keep screen on while working.
- Works in noisy surroundings
- Bluetooth audio input support
- Supports A 432 Hz (Not available in the free version)
Updated on
Mar 12, 2017

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.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
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Ratings and reviews

31 reviews
Mark Howard
June 1, 2022
Awful. Can't decide between the note played and overtones. Unusable.
1 person found this review helpful
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Gray Dawson
August 19, 2022
Wasn't as fine as it could be. Did not help me tune my guitar .
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Russ Maughan
June 22, 2022
Good one. I design PA equipment. Try it.
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What's new

Bluetooth audio input support

It is more accurate now on the high frequences and
support to more instruments is added (brass)

Android 5.0 support