# Systemline 7 vs HQPDcontrol v4

The clearest difference is rating: HQPDcontrol v4 at 3.9 against Systemline 7's 1.0. HQPDcontrol v4 also leads on review sentiment (83% vs 50%) and update cadence (every 2 weeks vs every 9 months). Systemline 7's advantage is iOS requirement (11.0 vs 16.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Systemline 7 sells 1 one-off in-app purchase and HQPDcontrol v4 sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

HQPDcontrol v4 holds the better App Store score, 3.9 against 1.0. That said, the two scores are not equally well evidenced: HQPDcontrol v4 has 10 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Systemline 7's written reviews are positive against 83% of HQPDcontrol v4's.

Systemline 7 ships an update every 9 months, HQPDcontrol v4 every 2 weeks. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Systemline 7 | HQPDcontrol v4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/systemline-7/id850124950/reviews) | **[3.9 (10 ratings)](https://appshunter.io/ios/app/hqpdcontrol-v4/id1518963245/reviews)** |
| Number of ratings | 1 | **10** |
| Positive reviews | 50.0% of reviews | **83.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 22 MB | 53 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [PenguinLovesMusic.com](https://appshunter.io/developer/296941579) | [Ales Prochazka](https://appshunter.io/developer/1518963457) |

## What reviewers say

### Systemline 7

[App page](https://appshunter.io/ios/app/systemline-7/id850124950)

Control your multiroom music system from your iOS device. Stream music from various online services and your personal library. Customize your home screen and group zones for party mode.

**Highlights:** Multiroom music system control, Stream from online services, Personal music library browsing, Customizable home screen, Zone grouping for party mode, On-the-fly playlist creation, Restricted access features

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Playback and Squeezebox Support | $9.99 | one-time |


### HQPDcontrol v4

[App page](https://appshunter.io/ios/app/hqpdcontrol-v4/id1518963245)

Control your high-quality audio playback and upsampling from your mobile device. Browse your music library, manage playback queues, and adjust audio processing settings remotely. Seamlessly connect to your HQPlayer setup for an intuitive audiophile experience.

**Highlights:** Library browsing by artist, album, genre, and directory, Full playback transport controls, Real-time audio format and processing display, Queue management with drag-and-drop reordering, Remote adjustment of HQPlayer audio settings, HRA catalog browsing and streaming, Automatic HQPlayer instance discovery

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HQPDcontrol v4 (M) | $1.99 | per month |
| HQPDcontrol v4 (A) | $12.99 | per year |


## Frequently asked questions

### Is Systemline 7 free?

Systemline 7 is free to download, with in-app purchases available.

### Is HQPDcontrol v4 free?

HQPDcontrol v4 is free to download, with in-app purchases available.

### Which has better reviews, Systemline 7 or HQPDcontrol v4?

HQPDcontrol v4 is rated higher. Systemline 7 averages 1.0 out of 5 from 1 ratings, while HQPDcontrol v4 averages 3.9 from 10 ratings.

### Do Systemline 7 or HQPDcontrol v4 have ads?

Neither Systemline 7 nor HQPDcontrol v4 shows ads.

### Which is updated more often, Systemline 7 or HQPDcontrol v4?

Systemline 7 ships an update every 9 months, and HQPDcontrol v4 every 2 weeks. Most recently, Systemline 7 was updated on October 13, 2026 and HQPDcontrol v4 on October 8, 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.*