# R8.6 vs Proton Plug&Play DSP

The clearest difference is iOS requirement: R8.6 at 8.0 against Proton Plug&Play DSP's 12.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | R8.6 | Proton Plug&Play DSP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 57 MB | 9 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [文杰 陈](https://appshunter.io/developer/1179776282) | [Rainbow Audio GmbH](https://appshunter.io/developer/1284821198) |

## What reviewers say

### R8.6

[App page](https://appshunter.io/ios/app/r86/id1507877525)

**Features:** macOS Compatibility

**In-app purchases:** none


### Proton Plug&Play DSP

[App page](https://appshunter.io/ios/app/proton-plug-and-play-dsp/id6480202008)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is R8.6 free?

R8.6 is free to download, with no in-app purchases.

### Is Proton Plug&Play DSP free?

Proton Plug&Play DSP is free to download, with no in-app purchases.

### Do R8.6 or Proton Plug&Play DSP have ads?

Neither R8.6 nor Proton Plug&Play DSP 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.*