# Functional Harmony vs Tune Ukulele

The clearest difference is in-app purchases: Functional Harmony at none against Tune Ukulele's 4. Functional Harmony also leads on ads (none vs shown). Tune Ukulele's advantage is iOS requirement (16.0 vs 18.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Tune Ukulele sells 4 in-app purchases, starting at $1.99 per 7 days. Functional Harmony asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Functional Harmony against 4.8 for Tune Ukulele. Both are backed by a comparable volume of ratings — 25 and 25 respectively.

Functional Harmony ships an update every 6 months, Tune Ukulele every 12 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Functional Harmony | Tune Ukulele |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (25 ratings)](https://appshunter.io/ios/app/functional-harmony/id1564025162/reviews)** | [4.8 (25 ratings)](https://appshunter.io/ios/app/tune-ukulele-tuneguide/id6743081960/reviews) |
| Number of ratings | 25 | 25 |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 months** | Every 12 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 24 MB | 17 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dylan Shade](https://appshunter.io/developer/1564023750) | [Kartika Ardiani](https://appshunter.io/developer/1777769813) |

## What reviewers say

### Functional Harmony

[App page](https://appshunter.io/ios/app/functional-harmony/id1564025162)

This music theory app helps users spell chords and scales by entering a root note. It also identifies intervals when two notes are provided. Learn music theory concepts quickly and easily.

**Highlights:** Spell chords, Spell scales, Identify intervals, Enter root note for chords/scales, Enter two notes for interval identification

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

**In-app purchases:** none


### Tune Ukulele

[App page](https://appshunter.io/ios/app/tune-ukulele-tuneguide/id6743081960)

Easily tune your ukulele in seconds with auto or manual modes. Supports various tunings for all skill levels, from beginners to experts. Play with confidence knowing your instrument is perfectly in tune.

**Highlights:** Quick and easy tuning, Auto and manual tuning modes, Support for various tunings, Clear and simple design, Suitable for all skill levels

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ukulele Tuner Pro - 1W | $1.99 | per 7 days |
| Ukulele Tuner Pro - 1M | $3.99 | per month |
| Ukulele Tuner Pro - 1Y | $19.99 | per year |
| Ukulele Tuner Pro | $39.99 | one-time |


## Frequently asked questions

### Is Functional Harmony free?

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

### Is Tune Ukulele free?

Tune Ukulele is free to download, with in-app purchases available.

### Which has better reviews, Functional Harmony or Tune Ukulele?

Functional Harmony is rated higher. Functional Harmony averages 4.9 out of 5 from 25 ratings, while Tune Ukulele averages 4.8 from 25 ratings.

### Do Functional Harmony or Tune Ukulele have ads?

Tune Ukulele shows ads; Functional Harmony does not.

### Which is updated more often, Functional Harmony or Tune Ukulele?

Functional Harmony ships an update every 6 months, and Tune Ukulele every 12 months. Most recently, Functional Harmony was updated on October 24, 2026 and Tune Ukulele on October 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.*