# Functional Ear Trainer vs Chet

The clearest difference is in-app purchases: Chet at none against Functional Ear Trainer's 1. Chet also leads on update cadence (every 5 weeks vs every 7 months). Functional Ear Trainer's advantage is iOS requirement (15.0 vs 18.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Functional Ear Trainer sells 1 one-off in-app purchase. Chet asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Functional Ear Trainer against 4.8 for Chet. Both are backed by a comparable volume of ratings — 3.7K and 2.4K respectively. Written reviews split almost evenly too, at 96% and 96% positive.

Functional Ear Trainer ships an update every 7 months, Chet every 5 weeks. The most recent releases landed on September 28, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Functional Ear Trainer | Chet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (3.7K ratings)](https://appshunter.io/ios/app/functional-ear-trainer/id1088761926/reviews)** | [4.8 (2.4K ratings)](https://appshunter.io/ios/app/chet-ear-training/id1405525467/reviews) |
| Number of ratings | **3.7K** | 2.4K |
| Positive reviews | **96.2% of reviews** | 95.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 41 MB | 112 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Serhii Korchan](https://appshunter.io/developer/1088761925) | [Ensemble Education](https://appshunter.io/developer/1746859300) |

## What reviewers say

### Functional Ear Trainer

[App page](https://appshunter.io/ios/app/functional-ear-trainer/id1088761926)

Develop your musical ear by learning to recognize tones within the context of a specific musical key. This app helps you understand the function of each note, improving your ability to transcribe, improvise, and play music by ear. Suitable for all ages and skill levels, with just 10 minutes of daily practice.

**Highlights:** Recognize tones in musical key context, Understand note function, Improve transcription skills, Enhance improvisation, Develop perfect pitch, Daily 10-minute practice

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Functional Ear Trainer Plus | $19.99 | one-time |

**What reviewers like**

- 🚀 Effective ear training
- 👍 Simple and intuitive interface
- 💡 Customizable exercises
- 🎉 Noticeable improvement with regular practice
- 🎨 Visually appealing design

**What reviewers complain about**

- 🐛 Occasional audio glitches
- 💡 Lack of support for other instruments besides piano
- 💡 Desire for more advanced features (e.g. chord recognition)

**Reported bugs**

- Keyboard display issues when selecting all chromatic notes
- Inconsistent note resolutions in some exercises

**Requested features**

- Add support for multiple notes/chords at once
- Implement a mode for training key recognition
- Provide more customization options for exercises
- Include voice input to play the notes
- Add support for German/Norwegian key names


### Chet

[App page](https://appshunter.io/ios/app/chet-ear-training/id1405525467)

Develop your musical ear and master music theory with interactive games and exercises. Learn at your own pace, identify music concepts, and practice with virtual instruments. Track your progress and compete globally to become a more confident and versatile musician.

**Highlights:** Identify music theory concepts, Call and response exercises, Virtual piano, guitar, bass, Guided learning paths, Intervals, scales, chords exercises, Global leaderboards, Spaced repetition practice

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app
- 👍 Helpful and fun
- 🚀 Excellent ear training tool
- 👍 Intuitive and well-designed
- 🚀 Comprehensive and effective

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🔋 Compatibility issues with older devices
- 🐛 Inaccurate labeling of intervals
- 🔋 Timed exercises not suitable for all

**Reported bugs**

- App not loading or freezing
- Incorrect labeling of intervals
- Timed exercises not functioning properly

**Requested features**

- Add Chinese language support
- Incorporate guitar-specific exercises
- Introduce a hands-free mode
- Reinstate the previous practice mode
- Expand the range of musical genres and styles


## Frequently asked questions

### Is Functional Ear Trainer free?

Functional Ear Trainer is free to download, with in-app purchases available.

### Is Chet free?

Chet is free to download, with no in-app purchases.

### Which has better reviews, Functional Ear Trainer or Chet?

Functional Ear Trainer is rated higher. Functional Ear Trainer averages 4.9 out of 5 from 3.7K ratings, while Chet averages 4.8 from 2.4K ratings.

### Do Functional Ear Trainer or Chet have ads?

Neither Functional Ear Trainer nor Chet shows ads.

### Which is updated more often, Functional Ear Trainer or Chet?

Functional Ear Trainer ships an update every 7 months, and Chet every 5 weeks. Most recently, Functional Ear Trainer was updated on September 28, 2026 and Chet on September 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*