# Tuner Universal vs Harmonaut

The clearest difference is rating: Harmonaut at 5.0 against Tuner Universal's 1.0. Harmonaut also leads on ratings volume (7 vs 1). Tuner Universal's advantage is iOS requirement (15.6 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Tuner Universal sells 4 in-app purchases, starting at $1.99 per month and Harmonaut sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Harmonaut holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Harmonaut has 7 ratings behind it against 1, so its average is the more settled of the two.

Tuner Universal ships an update weekly, Harmonaut every 9 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Tuner Universal | Harmonaut |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/tuner-universal/id6759379649/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/harmonaut-chord-player/id6784680994/reviews)** |
| Number of ratings | 1 | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Freemium | Free with in-app purchases |
| Size | 15 MB | 117 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bamuda Corporation Pty Ltd](https://appshunter.io/developer/395135697) | [District One Mobile, LLC](https://appshunter.io/developer/812513884) |

## What reviewers say

### Tuner Universal

[App page](https://appshunter.io/ios/app/tuner-universal/id6759379649)

This app provides precise, all-instrument tuning with a clean and intuitive interface. It offers guided tuning, customizable profiles, and a noise filter for optimal sound. Unlock full features with a subscription or lifetime purchase.

**Highlights:** Accurate chromatic tuning, Instrument-specific tuning presets, Guided step-by-step tuning mode, Adjustable A4 calibration, Noise filter for cleaner tuning, Full 10-octave tuning range (Pro)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tuner universal one month | $1.99 | per month |
| Tuner universal six months | $8.99 | per 6 months |
| Tuner universal twelve months | $14.99 | per year |
| Tuner universal life time | $29.99 | one-time |


### Harmonaut

[App page](https://appshunter.io/ios/app/harmonaut-chord-player/id6784680994)

Create rich musical chord progressions by feel, without music theory. Shape the mood with intuitive faders and export your creations as MIDI for use in any Digital Audio Workstation. Perfect for songwriters and producers looking for a new way to explore musical ideas.

**Highlights:** Play chords by feel, no theory required, Shape chord mood with tension and brightness faders, Build and reorder full chord progressions, Voice-led chords for smooth transitions, Export progressions as MIDI files, Export to iReal Pro format

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Harmonaut Pro | $9.99 | one-time |


## Frequently asked questions

### Is Tuner Universal free?

Tuner Universal is free to download, with in-app purchases available.

### Is Harmonaut free?

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

### Which has better reviews, Tuner Universal or Harmonaut?

Harmonaut is rated higher. Tuner Universal averages 1.0 out of 5 from 1 ratings, while Harmonaut averages 5.0 from 7 ratings.

### Do Tuner Universal or Harmonaut have ads?

Neither Tuner Universal nor Harmonaut shows ads.

### Which is updated more often, Tuner Universal or Harmonaut?

Tuner Universal ships an update weekly, and Harmonaut every 9 days. Most recently, Tuner Universal was updated on October 31, 2026 and Harmonaut on November 5, 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.*