# Axxess DSP

> Vehicle audio digital signal processor control via Bluetooth smartphone app. (iPhone/iPad app by Metra Electronics Corp..)

- Source: https://appshunter.io/ios/app/axxess-dsp/id1253998964 (this page in markdown: same URL + `.md`)
- Developer: [Metra Electronics Corp.](https://appshunter.io/developer/1133973919)
- Category: Utilities, Music
- Price: Free
- Rating: 3.40/5 from 9 App Store ratings
- Age rating: 4+
- Requires: iOS 10.2 · 19 MB
- Languages: American English
- Released: 2017-07-10
- Data updated: 2026-07-07
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/axxess-dsp/id1253998964/reviews.md

## What is Axxess DSP?

Axxess, a leader in vehicle interfacing, has once again set the industry standard by developing a cost effective option for customers desiring to improve vehicle sound quality with a Digital Signal Processor. The AX-DSP presents an all-in-one solution for a variety of car audio system setups, from fixed level output (digital) to analog OE systems, and even adding a subwoofer to an OE system. Our before the amp solution is designed to allow the installers the option to remove the factory amplifier or to add a subwoofer all while maintaining the OE features and controls of the radio. Whether you have a Digital or Analog factory amplifier system, the AX-DSP has you covered.

Unlike other digital signal processors on the market, the AX-DSP includes a built-in Axxess Interface. More reasons installers will love the new Axxess DSP is for its quick and simple installation behind the factory radio, due to its small footprint. Features and settings are easily controlled via Bluetooth from our free Smartphone application. To further cut down on install time, Axxess has engineered vehicle specific T-Harnesses (sold separately), that make installation even faster and easier, with no need to cut any wires.

The Axxess Digital Signal Processor provides a smart and cost efficient way to provide improved sound quality that customers want when upgrading their vehicle sound systems.

## Key features

- Digital Signal Processor control
- Bluetooth connectivity
- Smartphone app interface
- Integration with OE systems
- Subwoofer addition
- Factory amplifier bypass/addition


## Frequently asked questions about Axxess DSP

### What is Axxess DSP used for?

Axxess DSP is used to control a digital signal processor for vehicle audio systems. It helps improve sound quality by allowing adjustments to the audio output and integration with factory or aftermarket components.

### How do I control Axxess DSP?

You control Axxess DSP via Bluetooth using a free smartphone application. This allows for easy adjustment of features and settings directly from your mobile device.

### Is Axxess DSP compatible with my car?

Axxess DSP is designed for a variety of car audio system setups, including those with digital or analog factory amplifiers, and can be used to add a subwoofer. Vehicle-specific T-Harnesses are sold separately for faster installation.

### What is the rating for Axxess DSP?

Axxess DSP has a rating of 3.4 stars based on 9 ratings.

### Is Axxess DSP free to download?

Yes, Axxess DSP is available for free download. There are no in-app purchases mentioned.

### Does Axxess DSP have ads?

No, Axxess DSP does not contain advertisements. The app is free and ad-free.

### What devices support Axxess DSP?

Axxess DSP supports iPhone, iPad, and iPod devices. It is designed for mobile control of the digital signal processor.

### When was Axxess DSP last updated?

Axxess DSP was last updated on September 13, 2017, with version 1.1.

## Version history (last 2 releases)

### 1.1 — 2017-09-13

This app has been updated by Apple to display the Apple Watch app icon.

Expanded vehicle support.

### 1.0 — 2017-07-10

No release notes.

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## More apps by Metra Electronics Corp.

- [Axxess Updater](https://appshunter.io/ios/app/axxess-updater/id1098283197)
- [Spyclops](https://appshunter.io/ios/app/spyclops/id1133973920)
- [Metra RGBW Lights](https://appshunter.io/ios/app/metra-rgbw-lights/id1453403247)
- [XSVI](https://appshunter.io/ios/app/xsvi/id1467290420)
- [AX-DSP-XL](https://appshunter.io/ios/app/ax-dsp-xl/id1495854432)

All apps by Metra Electronics Corp.: https://appshunter.io/developer/1133973919

## Related topics

[axxess dsp](https://appshunter.io/ios/topics/axxess-dsp) · [cicada dsp](https://appshunter.io/ios/topics/cicada-dsp) · [axxess updater](https://appshunter.io/ios/topics/axxess-updater)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-07.*