# Harmony® Control vs SVS

The clearest difference is review sentiment: SVS at 68% against Harmony® Control's 24%. SVS also leads on rating (4.2 vs 1.9). Harmony® Control's advantage is ratings volume (2.4K vs 95). 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.

SVS holds the better App Store score, 4.2 against 1.9. That said, the two scores are not equally well evidenced: Harmony® Control has 2.4K ratings behind it against 95, so its average is the more settled of the two. Written reviews point the same way: 24% of Harmony® Control's written reviews are positive against 68% of SVS's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 27, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Harmony® Control | SVS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (2.4K ratings)](https://appshunter.io/ios/app/harmony-control/id626853860/reviews) | **[4.2 (95 ratings)](https://appshunter.io/ios/app/svs/id1148462104/reviews)** |
| Number of ratings | **2.4K** | 95 |
| Positive reviews | 24.2% of reviews | **68.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 43 MB | 34 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Logitech Inc.](https://appshunter.io/developer/332300071) | [Specialty Technologies, LLC.](https://appshunter.io/developer/1148462103) |

## What reviewers say

### Harmony® Control

[App page](https://appshunter.io/ios/app/harmony-control/id626853860)

Control your entire smart home and entertainment system from your iPhone or iPad. Streamline your life with personalized, one-touch activities that manage lights, blinds, volume, and more. Compatible with a vast range of devices and Logitech Harmony hub-based remotes.

**Highlights:** One-touch multi-device activities, Control entertainment and automation devices, Remote device status checks and adjustments, Custom schedules for device automation, Favorite channels with custom icons, Swipe and tap gestures for control, Control devices in closed cabinets

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Works well
- 👍 Comprehensive control
- 🚀 Keeps working for years
- 👍 Convenient remote control

**What reviewers complain about**

- 🐛 Connectivity issues
- 🐛 Buggy app
- 🐛 Unreliable setup process
- 🐛 Unintuitive user interface
- 🐛 Slow performance

**Reported bugs**

- App freezes during configuration
- Unable to connect to hub
- Loses connection with devices
- Fails to recognize devices

**Requested features**

- Bring back widget support
- Add Apple Watch integration
- Improve Alexa/voice control integration
- Allow more granular control over activities


### SVS

[App page](https://appshunter.io/ios/app/svs/id1148462104)

Control and optimize your SVS subwoofer's performance with advanced DSP features. Adjust volume, fine-tune audio for music and movies, and correct room anomalies for the deepest, tightest bass.

**Highlights:** Advanced DSP functionality, Room anomaly correction, Customizable presets, Volume control, Low pass filter adjustment, Parametric EQ, Port tuning

**In-app purchases:** none

**What reviewers like**

- 👍 Great app for subwoofer control
- 🚀 Intuitive and easy to use
- 💡 Powerful functionality at fingertips
- ✨ Excellent for fine-tuning settings
- ✅ Works reliably for many users

**What reviewers complain about**

- 🐛 Connectivity issues
- 🐛 App crashes frequently
- 🐛 Preset saving issues
- 🐛 Not intuitive for multiple subs
- 🐛 Lacks auto room correction

**Reported bugs**

- App crashes frequently
- Never reconnects to sub, requires reinstallation
- Preset saving is unreliable or doesn't work
- Bluetooth connection issues (out of range, drops)
- Phantom BLE connection locks out other devices

**Requested features**

- Group subs for simultaneous adjustments
- Mute function
- Auto room correction
- Widget for quick preset changes
- Apple Watch app for adjustments


## Frequently asked questions

### Is Harmony® Control free?

Harmony® Control is free to download, with no in-app purchases.

### Is SVS free?

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

### Which has better reviews, Harmony® Control or SVS?

SVS is rated higher. Harmony® Control averages 1.9 out of 5 from 2.4K ratings, while SVS averages 4.2 from 95 ratings.

### Do Harmony® Control or SVS have ads?

Neither Harmony® Control nor SVS shows ads.

### Which is updated more often, Harmony® Control or SVS?

Harmony® Control ships an update every 2 months, and SVS every 2 months. Most recently, Harmony® Control was updated on September 27, 2026 and SVS on September 15, 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.*