# A440 Tuner vs onsA440

The clearest difference is rating: A440 Tuner at 2.9 against onsA440's 2.3. onsA440's advantage is update cadence (every 5 months vs every 39 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

A440 Tuner holds the better App Store score, 2.9 against 2.3. Both are backed by a comparable volume of ratings — 8 and 3 respectively. Written reviews complicate that: 67% of A440 Tuner's written reviews are positive against 73% of onsA440's, so the app with the better star average is not the one people write more warmly about.

A440 Tuner ships an update every 39 months, onsA440 every 5 months. The most recent releases landed on October 14, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | A440 Tuner | onsA440 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (8 ratings)](https://appshunter.io/ios/app/a440-tuner/id304862860/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/onsa440/id356108470/reviews) |
| Number of ratings | **8** | 3 |
| Positive reviews | 66.7% of reviews | **73.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 16 MB | 5 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Weird Kid Software LLC](https://appshunter.io/developer/304862863) | [Groov-in.](https://appshunter.io/developer/356108473) |

## What reviewers say

### A440 Tuner

[App page](https://appshunter.io/ios/app/a440-tuner/id304862860)

This app provides a reference Concert A (440Hz) pitch for musicians who tune by ear. It offers a choice between a real oboe recording or a synthesizer oboe sound.

**Highlights:** Concert A (440Hz) reference pitch, Oboe sound options (real recording or synth), Ear training tool, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


### onsA440

[App page](https://appshunter.io/ios/app/onsa440/id356108470)

This simple tuning fork app generates a musical tone with a shake or tap. It stops the sound with another tap, making it a straightforward tool for musicians.

**Highlights:** Shake gesture activation, Tap gesture activation, Simple sound generation, For musicians

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is A440 Tuner free?

A440 Tuner is free to download, with no in-app purchases.

### Is onsA440 free?

onsA440 is free to download, with no in-app purchases.

### Which has better reviews, A440 Tuner or onsA440?

A440 Tuner is rated higher. A440 Tuner averages 2.9 out of 5 from 8 ratings, while onsA440 averages 2.3 from 3 ratings.

### Do A440 Tuner or onsA440 have ads?

Neither A440 Tuner nor onsA440 shows ads.

### Which is updated more often, A440 Tuner or onsA440?

A440 Tuner ships an update every 39 months, and onsA440 every 5 months. Most recently, A440 Tuner was updated on October 14, 2026 and onsA440 on October 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.*