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Android Apps > Education > Functional Ear Trainer
Functional Ear Trainer icon

Functional Ear Trainer

by Kaizen9 Apps · Education · Free
On Google Play since November 2014 · Data updated 2026-11-08

Functional Ear Trainer is made and published by Kaizen9 Apps. AppBrain is an independent app data site and isn't affiliated with Kaizen9 Apps. The app name, icon, screenshots and description belong to Kaizen9 Apps and are shown as published on Google Play.

AppBrain's verdict

EstablishedPopularLoved by users
Rating on Google Play
4.81
21,774 ratings
Installs
1.4 million
Last updated
October 29, 2026
Ads
No ads
Size
31.2 MB

Functional Ear Trainer is popular, with 1.4 million installs. Users love it: 4.8 stars from 21,774 ratings.

Official page on Google Play

Summary

Functional Ear Trainer uses a key-centered ear training method based on Alain Benbassat's approach to help musicians hear and play by ear. It’s a long-running, highly rated free educational app with broad reach, not listed in top rankings.

Pros & Cons

  • Based on Alain Benbassat's proven ear training method
  • Ties musical tones to their function within a key for scalable learning
  • Free to use with no upfront cost
  • Suitable for beginners to professionals
  • Does not emphasize explicit chord or interval drills that some competitors offer

User feedback

Ratings and reviews on Google Play

Comments on Functional Ear Trainer for Android

★★★★★ Colin Zeidenstein-Wilson · Aug 12, 2026
Great app! Simply plays you a cadence, then a note, then you identify the note. Lots of options for how the notes are identified, including piano key, Roman numeral, solfège, and some others I haven't tried. I bought the full version, so entirely add free, and I have already made special lessons to study my trouble notes. If you want to learn to identify your IVs from your Vs (or your VIs from you Vs 😬) at least try the free version! p.s. If your keyboard is stuck from C to B, turn off Fixed C.
★★★★★ Quillan Hall · Jul 11, 2026
This is the real deal. Highly recommend this for actually improving your ear far and above most conventional interval training. The version for Windows also works and is free but has fewer features and a more outdated UI
★☆☆☆☆ Steven Kofi Reed · Aug 8, 2026
For the money you have to pay there are not many games. Would like to see more games. I am a strong visual learner and new to the whole music theory thing.
★★☆☆☆ Andy Land · Oct 22, 2026
In the drill for pitch they play notes in the second octave C2 then they play a random note in c4, and you're supposed to hit
★☆☆☆☆ Rowan Fox-Noble · Sep 3, 2026
"Become a lifetime member" if it's going to cost £15... set that as the price. Don't waste my time and be deceiving here acting like you can do a lot of stuff for free. You get one lesson free... then pay up

Google Play Rating history and histogram

19K
1.5K
420
330
160

Store listing

By Kaizen9 Apps, from Google Play

“Ear training is easy and fun with Functional Ear Trainer. Play music by ear.”

Functional Ear Trainer Screenshot 1 of 8
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Functional Ear Trainer Screenshot 8 of 8
Screenshots by Kaizen9 Apps, from the Google Play listing
Description by Kaizen9 Apps Written by the developer, not by AppBrain. Click to read.
Ear training can be easy and fun! With a right approach.

Have you (or one of your friends) ever wanted to learn to transcribe or play music by ear?

It is so important for a musician to know what you are hearing. A good musical ear helps when you are composing, improvising, transcribing melodies, or playing with others.

Most likely you have already tried different programs to learn to recognize intervals or even to acquire perfect pitch. However, although such programs develop your ear, but can you actually play any melody you hear as soon as you listen to it?

Imagine you could understand music… It is like when somebody is talking to you, you not only hear pleasant sounds, but you recognize words and their meaning.

One day I came across Alain Benbassat's program called “Functional Ear Trainer” and have been using it ever since. It is based on Alain's ear training method to learn to recognize tones.

The main difference between the Functional Ear Trainer and other methods is that it teaches you to distinguish between tones in the context of a particular musical key. You begin to recognize the role (or function) of each tone in this key, which is incredibly similar to its role in other keys of the same scale.

And it is *guaranteed* anyone can gradually develop this skill. It does not matter:
– who you are – an absolute beginner in music or a virtuoso professional musician;
– how old you are – a 3 yo kid or a 90+ adult;
– what musical instrument you play (you don't even have to play one).

The only requirement is to practice for 10 minutes a day.

I was so excited about this ear trainer that I have developed an Android app based on the Alain Benbassat method. I hope you will find it useful.

Download this app right now, and have fun with your ear training!

Recent changes:
*** If you like Functional Ear Trainer, please take the time to give it a nice review: it really helps.
– Bug fixes and stability improvements.
Official page on Google Play

Safety and technology

Found in the app by AppBrain
Ads
No ads
Price
Free
Libraries
20
App size
31.2 MB
Needs Android
12.1+
Content rating
Everyone

Technologies used by Functional Ear Trainer

13 permissions · 20 libraries
Subscribe to see full permission and library details
Trust & Safety: Permissions include network access, foreground service, wake lock, notifications, internet, and billing. No location access indicated. A dynamic receiver is used (not exported), which is a common safety practice for media playback apps. This aligns with typical Play Protect and security standards for educational Android apps.

Releases

Updates seen on Google Play
Version
3.33.5
Launched
November 2014
  • Oct 29, 2026UpdateVersion 3.33.5
  • Oct 2, 2026UpdateVersion 3.33.0
  • Sep 1, 2026UpdateVersion 3.32.15
  • Aug 22, 2026UpdateVersion 3.32.10
  • Aug 14, 2026UpdateVersion 3.32.5
Show all changes Show fewer

Alternatives

Similar apps and more from Kaizen9 Apps

Alternatives to Functional Ear Trainer

Trill: Ear Training Daily icon Trill: Ear Training Daily
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MyEarTraining - Ear Training icon MyEarTraining - Ear Training
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Sonofield Ear Trainer icon Sonofield Ear Trainer
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MyEarTraining Pro icon MyEarTraining Pro
myrApps s.r.o.
4.7
$12.99
1,000+
Perfect Ear: Music & Rhythm icon Perfect Ear: Music & Rhythm
Crazy Ootka Software AB
4.7
Free
5,000,000+
Piano Ear Training icon Piano Ear Training
Learn To Master
4.0
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1,000,000+
Piano Ear Training Pro icon Piano Ear Training Pro
Learn To Master
5.0
$29.99
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Absolute Ear: Train Your Pitch icon Absolute Ear: Train Your Pitch
TigerStone1263
4.7
Free
5,000+

Installs

Tracked by AppBrain
Last 30 days
7.9 thousand
Per day
260
30-day average
Play install range
1+ million
Launched
November 2014

Installs over time

Functional Ear Trainer has been installed 1.4 million times. Over the past 30 days, it averaged 260 installs per day.

Rankings

Google Play top charts

Google Play Rankings for Functional Ear Trainer

This app is not ranked

About the app and developer

About Functional Ear Trainer

Functional Ear Trainer is an education app developed by Kaizen9 Apps.

Install Statistics

Functional Ear Trainer has been downloaded 1.4 million times. In the last 30 days, the app was downloaded 7.9 thousand times.

User Ratings

Functional Ear Trainer is rated 4.81 out of 5 stars. The rating is based on 22 thousand ratings.

App Information

Functional Ear Trainer is freely available from Google Play. The APK size is 31.16 MB. The latest APK version available is 3.33.5. The last update was on October 29, 2026.

Technical Requirements

Functional Ear Trainer requires Android 12.1+ or higher. The app has a content rating of Everyone. The app has been available on Google Play since November 2014.

App Performance Report

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Developer information for Kaizen9 Apps

Kaizen9 Apps

contact@getfet.app

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Share Functional Ear Trainer

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Absolute Ear: Train Your Pitch icon Absolute Ear: Train Your Pitch
Overview Alternatives History Reviews Rankings Technology
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