# MAX D2 vs Subwoofer Box Pro

The clearest difference is price: MAX D2 at Free against Subwoofer Box Pro's $14.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

MAX D2 is free to download; Subwoofer Box Pro costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | MAX D2 | Subwoofer Box Pro |
| --- | --- | --- |
| Price | **Free** | $14.99 |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/subwoofer-box-pro/id6762577126/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | — | Paid |
| Size | 19 MB | 34 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Winn Scandinavia AB](https://appshunter.io/developer/1517736752) | [XxxJAYxxX LLC](https://appshunter.io/developer/1834339655) |

## What reviewers say

### MAX D2

[App page](https://appshunter.io/ios/app/max-d2-610bt/id6760926184)

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

**In-app purchases:** none


### Subwoofer Box Pro

[App page](https://appshunter.io/ios/app/subwoofer-box-pro/id6762577126)

Design custom car audio subwoofer enclosures with precision. This tool offers smart recommendations, real-time calculations, and visual previews for sealed, ported, and bandpass designs. Generate accurate cut lists for your builds.

**Highlights:** Enclosure design for sealed, ported, bandpass, 4th/6th order, Smart Advisor for optimized enclosure recommendations, Real-time volume, port tuning, and velocity calculations, Interactive sliders for dimension adjustments, Speaker database and custom speaker entry, 2D cutaway and 3D visual previews, Generate cut lists and PDF export

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

**In-app purchases:** none


## Frequently asked questions

### Is MAX D2 free?

MAX D2 is free to download, with no in-app purchases.

### Is Subwoofer Box Pro free?

Subwoofer Box Pro costs $14.99, with no in-app purchases.

### Do MAX D2 or Subwoofer Box Pro have ads?

Neither MAX D2 nor Subwoofer Box Pro 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.*