# Functional Ear Trainer vs The Score Stack

The clearest difference is in-app purchases: The Score Stack at none against Functional Ear Trainer's 1. The Score Stack also leads on update cadence (every 2 weeks vs every 7 months). Functional Ear Trainer's advantage is ratings volume (3.7K vs 15). On price, rating, review sentiment and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for Functional Ear Trainer against 5.0 for The Score Stack. That said, the two scores are not equally well evidenced: Functional Ear Trainer has 3.7K ratings behind it against 15, so its average is the more settled of the two. Written reviews are what separate them: 96% of Functional Ear Trainer's written reviews are positive against 100% of The Score Stack's.

Functional Ear Trainer ships an update every 7 months, The Score Stack every 2 weeks. The most recent releases landed on October 12, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Functional Ear Trainer | The Score Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (3.7K ratings)](https://appshunter.io/ios/app/functional-ear-trainer/id1088761926/reviews) | **[5.0 (15 ratings)](https://appshunter.io/ios/app/the-score-stack/id6475650937/reviews)** |
| Number of ratings | **3.7K** | 15 |
| Positive reviews | 96.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 41 MB | 56 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Serhii Korchan](https://appshunter.io/developer/1088761925) | [Hunter John Adam](https://appshunter.io/developer/1724664063) |

## 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


### The Score Stack

[App page](https://appshunter.io/ios/app/the-score-stack/id6475650937)

This app helps music groups collaborate by providing tools for sharing sheet music, practice tracks, and managing group members. It includes integrated messaging and a calendar for scheduling events and rehearsals.

**Highlights:** Group creation and customization, Sheet music and practice track uploads, Member roles and permissions, Integrated messaging and announcements, Event and rehearsal calendar

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Functional Ear Trainer free?

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

### Is The Score Stack free?

The Score Stack is free to download, with no in-app purchases.

### Which has better reviews, Functional Ear Trainer or The Score Stack?

The Score Stack is rated higher. Functional Ear Trainer averages 4.9 out of 5 from 3.7K ratings, while The Score Stack averages 5.0 from 15 ratings.

### Do Functional Ear Trainer or The Score Stack have ads?

Neither Functional Ear Trainer nor The Score Stack shows ads.

### Which is updated more often, Functional Ear Trainer or The Score Stack?

Functional Ear Trainer ships an update every 7 months, and The Score Stack every 2 weeks. Most recently, Functional Ear Trainer was updated on October 12, 2026 and The Score Stack on September 29, 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.*