# HEADPHONES CONNECT AlphaTheta vs SonoSpec

The clearest difference is price: HEADPHONES CONNECT AlphaTheta at Free against SonoSpec's $9.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

HEADPHONES CONNECT AlphaTheta is free to download; SonoSpec costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | HEADPHONES CONNECT AlphaTheta | SonoSpec |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 46 MB | 1 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AlphaTheta Corporation](https://appshunter.io/developer/972553845) | [Corey Thomas Slick](https://appshunter.io/developer/1818871667) |

## What reviewers say

### HEADPHONES CONNECT AlphaTheta

[App page](https://appshunter.io/ios/app/headphones-connect-alphatheta/id6744147576)

**In-app purchases:** none


### SonoSpec

[App page](https://appshunter.io/ios/app/sonospec-spectrum-analyzer/id6804465268)

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

**In-app purchases:** none


## Frequently asked questions

### Is HEADPHONES CONNECT AlphaTheta free?

HEADPHONES CONNECT AlphaTheta is free to download, with no in-app purchases.

### Is SonoSpec free?

SonoSpec costs $9.99, with no in-app purchases.

### Do HEADPHONES CONNECT AlphaTheta or SonoSpec have ads?

Neither HEADPHONES CONNECT AlphaTheta nor SonoSpec shows ads.

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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.*