# Marts Digital vs DSI

The clearest difference is rating: Marts Digital at 2.2 against DSI's 1.0. Marts Digital also leads on ratings volume (12 vs 1). 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.

Marts Digital holds the better App Store score, 2.2 against 1.0. That said, the two scores are not equally well evidenced: Marts Digital has 12 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Marts Digital | DSI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (12 ratings)](https://appshunter.io/ios/app/marts-digital/id6738837858/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/dsi-x2/id6751246225/reviews) |
| Number of ratings | **12** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | — |
| Monetization | Free | Free |
| Size | 59 MB | 40 MB |
| Requires iOS | **12.2** | 13 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Guang Dong Sound Power](https://appshunter.io/developer/1760446092) | [DD Audio](https://appshunter.io/developer/599474306) |

## What reviewers say

### Marts Digital

[App page](https://appshunter.io/ios/app/marts-digital/id6738837858)

This application allows users to debug car audio devices by adjusting various parameters via a Bluetooth connection. It provides a digital interface for fine-tuning audio settings directly from a smartphone.

**Highlights:** Car audio device debugging, Bluetooth parameter adjustment, Digital interface for audio settings, Smartphone control

**Features:** macOS Compatibility

**In-app purchases:** none


### DSI

[App page](https://appshunter.io/ios/app/dsi-x2/id6751246225)

Fine-tune your car audio system with this app, offering comprehensive control over equalization, phase, crossovers, and time alignment. Designed for both professionals and enthusiasts, it unlocks the full potential of your audio equipment through an intuitive interface.

**Highlights:** 6 Customizable Presets, 15 band Parametric Equalizer, Phase Correction, Crossover Adjustments, Automatic Time Alignment, Intuitive Input Mixing

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

**In-app purchases:** none


## Frequently asked questions

### Is Marts Digital free?

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

### Is DSI free?

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

### Which has better reviews, Marts Digital or DSI?

Marts Digital is rated higher. Marts Digital averages 2.2 out of 5 from 12 ratings, while DSI averages 1.0 from 1 ratings.

### Do Marts Digital or DSI have ads?

Neither Marts Digital nor DSI 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.*