# Roon ARC vs JDS Labs Core DSP

The clearest difference is review sentiment: JDS Labs Core DSP at 100% against Roon ARC's 36%. JDS Labs Core DSP also leads on rating (4.8 vs 3.3). Roon ARC's advantage is ratings volume (201 vs 10). On price, update cadence, ads and in-app purchases there is nothing between them.

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

JDS Labs Core DSP holds the better App Store score, 4.8 against 3.3. That said, the two scores are not equally well evidenced: Roon ARC has 201 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 36% of Roon ARC's written reviews are positive against 100% of JDS Labs Core DSP's.

Roon ARC ships an update monthly, JDS Labs Core DSP every 3 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Roon ARC | JDS Labs Core DSP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (201 ratings)](https://appshunter.io/ios/app/roon-arc/id1555549544/reviews) | **[4.8 (10 ratings)](https://appshunter.io/ios/app/jds-labs-core-dsp/id6758478316/reviews)** |
| Number of ratings | **201** | 10 |
| Positive reviews | 35.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 124 MB | 80 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Roon Labs LLC](https://appshunter.io/developer/1014764082) | [JDS Labs](https://appshunter.io/developer/1843908047) |

## What reviewers say

### Roon ARC

[App page](https://appshunter.io/ios/app/roon-arc/id1555549544)

Access your entire Roon music library, including personal files and streaming services, from anywhere. Enjoy high-quality audio playback, offline listening, and in-depth music discovery features optimized for mobile and car use.

**Highlights:** Access Roon library anywhere, Offline music downloads, High-quality audio playback, Advanced EQ and audio shaping, In-depth music discovery, Car integration

**Features:** Siri integration, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Seamless integration with Roon
- 🌍 Access music library anywhere
- 🔊 High-quality audio playback
- 👍 Intuitive and user-friendly
- 💡 Useful feature additions like EQ presets

**What reviewers complain about**

- 🐛 Frequent crashes and connection issues
- 🔋 Drains battery quickly
- 🤖 Unreliable performance, especially on mobile networks
- 📱 Lack of iPad-optimized interface
- 🔌 Requires complex network setup for remote access

**Reported bugs**

- Corrupted media files
- Disappearing playlists
- Inability to select external storage for downloads
- Inconsistent connectivity to Roon server

**Requested features**

- Native iPad app
- Siri integration for voice control
- Improved browsing and search capabilities
- Automatic offline downloads
- MQA decoding support


### JDS Labs Core DSP

[App page](https://appshunter.io/ios/app/jds-labs-core-dsp/id6758478316)

This app allows users to control the JDS Element IV headphone amplifier and DAC. It offers extensive customization options for audio settings, including parametric EQ, headphone presets, and adjustable sound parameters. Users can also manage device settings and store custom audio profiles.

**Highlights:** 12-band parametric EQ control, Access 8,000+ headphone presets, Adjustable Crossfeed, Loudness, Soundstage, Balance, Volume, Store and manage EQ profiles, Configure device settings

**In-app purchases:** none


## Frequently asked questions

### Is Roon ARC free?

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

### Is JDS Labs Core DSP free?

JDS Labs Core DSP is free to download, with no in-app purchases.

### Which has better reviews, Roon ARC or JDS Labs Core DSP?

JDS Labs Core DSP is rated higher. Roon ARC averages 3.3 out of 5 from 201 ratings, while JDS Labs Core DSP averages 4.8 from 10 ratings.

### Do Roon ARC or JDS Labs Core DSP have ads?

Neither Roon ARC nor JDS Labs Core DSP shows ads.

### Which is updated more often, Roon ARC or JDS Labs Core DSP?

Roon ARC ships an update monthly, and JDS Labs Core DSP every 3 weeks. Most recently, Roon ARC was updated on November 3, 2026 and JDS Labs Core DSP on November 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.*