# MartinLogan Subwoofer Control vs D

The clearest difference is rating: MartinLogan Subwoofer Control at 4.5 against D's 2.5. MartinLogan Subwoofer Control also leads on ratings volume (8 vs 2) and iOS requirement (12.1 vs 15.0). D's advantage is update cadence (every 2 months vs every 39 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

MartinLogan Subwoofer Control holds the better App Store score, 4.5 against 2.5. Both are backed by a comparable volume of ratings — 8 and 2 respectively.

MartinLogan Subwoofer Control ships an update every 39 months, D every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | MartinLogan Subwoofer Control | D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/martinlogan-subwoofer-control/id1216275329/reviews)** | [2.5 (2 ratings)](https://appshunter.io/ios/app/d-box-haptisync/id1540390812/reviews) |
| Number of ratings | **8** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 46 MB | 6 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anthem AV](https://appshunter.io/developer/906703320) | [D-BOX Technologies](https://appshunter.io/developer/931473553) |

## What reviewers say

### MartinLogan Subwoofer Control

[App page](https://appshunter.io/ios/app/martinlogan-subwoofer-control/id1216275329)

This app simplifies the setup and configuration of compatible MartinLogan subwoofers via Bluetooth. It offers granular control over volume, phase, filters, and listening modes, plus a unique tone sweep feature to identify room resonances.

**Highlights:** Bluetooth subwoofer control, Volume adjustment, Low-pass filter configuration, Phase control, Preset listening modes, Anthem Room Correction integration, Tone sweep for resonance detection

**Features:** macOS Compatibility

**In-app purchases:** none


### D

[App page](https://appshunter.io/ios/app/d-box-haptisync/id1540390812)

Customize your home haptic seating experience by adjusting movement and vibration intensity. Pair your system, select operation modes, and ensure proper functionality for immersive entertainment.

**Highlights:** Adjust movement intensity, Customize vibration levels, Set up Wi-Fi connection, Pair D-BOX Connect account, Select operation modes, Check system functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is MartinLogan Subwoofer Control free?

MartinLogan Subwoofer Control is free to download, with no in-app purchases.

### Is D free?

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

### Which has better reviews, MartinLogan Subwoofer Control or D?

MartinLogan Subwoofer Control is rated higher. MartinLogan Subwoofer Control averages 4.5 out of 5 from 8 ratings, while D averages 2.5 from 2 ratings.

### Do MartinLogan Subwoofer Control or D have ads?

Neither MartinLogan Subwoofer Control nor D shows ads.

### Which is updated more often, MartinLogan Subwoofer Control or D?

MartinLogan Subwoofer Control ships an update every 39 months, and D every 2 months. Most recently, MartinLogan Subwoofer Control was updated on November 2, 2026 and D on November 3, 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.*