Comparison

Axxess DSP vs DSP

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Axxess DSP

This application allows users to control a digital signal processor for vehicle audio systems. It offers an all-in-one solution for improving sound quality, integrating with various car audio setups, and maintaining factory features. Settings are easily managed via Bluetooth through a smartphone app.

Highlights
  • Digital Signal Processor control
  • Bluetooth connectivity
  • Smartphone app interface
  • Integration with OE systems
  • Subwoofer addition
  • Factory amplifier bypass/addition
Features
Read full description

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.

About

DSP

Features
Read full description

Connect smart devices and read song information from USB drives

Screenshots

Axxess DSP4 screens
DSP4 screens

Verdict

The call

The clearest difference is update cadence: Axxess DSP at every 2 months against DSP's every 5 months. Axxess DSP also leads on iOS requirement (10.2 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Axxess DSP ships an update every 2 months, DSP every 5 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 7 level
Axxess DSP versus DSP: the parameters behind the verdict, then further details
ParameterAxxess DSPDSP
PriceFreeFree
Rating3.3 (8 ratings) — better—
Number of ratings8 — better—
Update frequencyEvery 2 months — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS10.2 — better12.0
Further details — not scored
Size19 MB7 MB
Age rating4+17+
DeveloperMetra Electronics Corp.明武 伍

In-app purchases

None

Axxess DSP

No in-app purchases

None

DSP

No in-app purchases

Questions

Is Axxess DSP free?
Axxess DSP is free to download, with no in-app purchases.
Is DSP free?
DSP is free to download, with no in-app purchases.
Do Axxess DSP or DSP have ads?
Neither Axxess DSP nor DSP shows ads.
Which is updated more often, Axxess DSP or DSP?
Axxess DSP ships an update every 2 months, and DSP every 5 months. Most recently, Axxess DSP was updated on October 24, 2026 and DSP on October 7, 2026.

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