# SimpleTone vs Porthole Audio

The clearest difference is price: SimpleTone at Free against Porthole Audio's $4.99. Porthole Audio's advantage is ratings volume (4 vs 1). On rating, ads, in-app purchases and device support there is nothing between them.

SimpleTone is free to download; Porthole Audio costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for SimpleTone against 5.0 for Porthole Audio. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

## The numbers

| Metric | SimpleTone | Porthole Audio |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/simpletone/id6760437802/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/porthole-audio/id6810750563/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 11 days |
| Monetization | **Free** | Paid |
| Size | 2 MB | 7 MB |
| Requires iOS | **26.1** | 27.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Evan Brass](https://appshunter.io/developer/821378174) | [Feras Alnatsheh](https://appshunter.io/developer/1150939919) |

## What reviewers say

### SimpleTone

[App page](https://appshunter.io/ios/app/simpletone/id6760437802)

This application provides a straightforward virtual tuning fork. Simply select your desired pitch to tune your instrument. It aims to offer a no-nonsense, ad-free experience for musicians.

**Highlights:** Virtual tuning fork, Pitch selection, Ad-free experience, Simple interface

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

**In-app purchases:** none


### Porthole Audio

[App page](https://appshunter.io/ios/app/porthole-audio/id6810750563)

This app captures system audio from your device and routes it into audio plug-ins. It allows you to host AUv3 plug-ins and use the app itself as an instrument within other music applications.

**Highlights:** Capture system audio, Route audio to plug-ins, Host AUv3 plug-ins, Use as an AUv3 instrument, Cross-app audio capture

**In-app purchases:** none


## Frequently asked questions

### Is SimpleTone free?

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

### Is Porthole Audio free?

Porthole Audio costs $4.99, with no in-app purchases.

### Which has better reviews, SimpleTone or Porthole Audio?

SimpleTone and Porthole Audio are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do SimpleTone or Porthole Audio have ads?

Neither SimpleTone nor Porthole Audio 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.*