# Aura Tuner vs Centimental

The clearest difference is monetization model: Aura Tuner at free against Centimental's freemium. Centimental's advantage is update cadence (every 3 weeks vs every 4 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Aura Tuner sells 4 one-off in-app purchases and Centimental sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Aura Tuner against 5.0 for Centimental. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Aura Tuner ships an update every 4 months, Centimental every 3 weeks. Both last shipped on October 6, 2026.

## The numbers

| Metric | Aura Tuner | Centimental |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/aura-tuner/id6759536004/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/centimental/id6762103305/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | **Free** | Freemium |
| Size | 5 MB | 9 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Esposito](https://appshunter.io/developer/1818399183) | [Ed Caspersen](https://appshunter.io/developer/1892924299) |

## What reviewers say

### Aura Tuner

[App page](https://appshunter.io/ios/app/aura-tuner/id6759536004)

This app offers professional-grade tuning for any instrument and real-time key detection. Its intuitive interface provides accurate pitch analysis and instant key identification, making it ideal for musicians of all levels. It is completely free with no ads or in-app purchases.

**Highlights:** Chromatic tuner with ±1 cent accuracy, Real-time key analyzer, Supports guitar, bass, piano, voice, and more, Distraction-free, elegant interface, Customizable reference pitch, Advanced noise filtering, Dark mode

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Espresso | $0.99 | one-time |
| Cappuccino | $2.99 | one-time |
| Lunch | $8.99 | one-time |
| Big Feast | $22.99 | one-time |


### Centimental

[App page](https://appshunter.io/ios/app/centimental/id6762103305)

This app provides precise chromatic tuning for guitars, basses, and ukuleles using professional audio technology. It offers a wide variety of visual themes and supports numerous alternate tunings, with advanced features available via a one-time purchase.

**Highlights:** Chromatic tuning for guitar, bass, ukulele, Precision pitch detection, 20+ visual tuner themes, 30+ alternate tuning presets, Custom tuning builder (Pro), Capo support, Apple Watch app

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Centimental Pro | $4.99 | one-time |


## Frequently asked questions

### Is Aura Tuner free?

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

### Is Centimental free?

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

### Which has better reviews, Aura Tuner or Centimental?

Aura Tuner and Centimental are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Aura Tuner or Centimental have ads?

Neither Aura Tuner nor Centimental shows ads.

### Which is updated more often, Aura Tuner or Centimental?

Aura Tuner ships an update every 4 months, and Centimental every 3 weeks. Most recently, Aura Tuner was updated on October 6, 2026 and Centimental on October 6, 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.*