AX vs myFirstech
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AX
Enhance your car's audio system with this digital signal processor. It offers an all-in-one solution for various audio setups, allowing for improved sound quality and subwoofer integration while preserving factory features. Control settings easily via a smartphone app.
- Digital Signal Processor
- Subwoofer integration
- Preserves OE features
- Bluetooth smartphone control
- Vehicle-specific T-Harnesses (sold separately)
- All-in-one solution
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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-XL 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-XL has you covered. Unlike other digital signal processors on the market, the AX-DSP-XL 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.
myFirstech
This app provides authorized dealers with essential tools for vehicle installation, including wiring diagrams, product guides, and compatibility charts. It also facilitates DroneMobile activation and subscription purchases, along with access to a rewards program.
- Vehicle wiring diagrams
- Product installation guides
- Vehicle-specific walkthroughs
- T-harness compatibility charts
- DroneMobile activation
- DroneMobile subscription purchase
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myFirstech is the one-stop shop for Firstech Authorized dealers and their employees. HOW TO REGISTER You must be a Firstech Authorized dealer and 12-volt retailer to gain access to the myFirstech App. Please email orders@myfirstech.com to request access. MYFIRSTECH APP FEATURES • Vehicle wiring for remote start, security, audio • Product installation guides • Vehicle-specific installation walkthroughs • Remote start t-harness compatibility charts • DroneMobile activation • DroneMobile subscription purchase • myFirstech Rewards* *Additional access may be required. WHO IS FIRSTECH Firstech is the #1 innovator in vehicle remote start, security, and connected car technology. For over twenty years, our solutions have been installed in over 5 million vehicles by over 2,000 retail partners across North America
Screenshots
Verdict
The clearest difference is rating: myFirstech at 4.0 against AX's 2.2. AX's advantage is iOS requirement (12.1 vs 15.0). On price, review sentiment, ratings volume and update cadence 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
myFirstech holds the better App Store score, 4.0 against 2.2. Both are backed by a comparable volume of ratings — 5 and 8 respectively. Written reviews split almost evenly too, at 0% and 0% positive.
AX ships an update every 2 months, myFirstech every 6 weeks. The most recent releases landed on September 7, 2026 and September 15, 2026 respectively.
| Parameter | AX | myFirstech |
|---|---|---|
| Price | Free | Free |
| Rating | 2.2 (5 ratings) | 4.0 (8 ratings) — better |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | 5 | 8 — better |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.1 — better | 15.0 |
| Further details — not scored | ||
| Size | 10 MB | 84 MB |
| Age rating | 4+ | 4+ |
| Developer | Metra Electronics Corp. | Firstech, LLC |
Customer experience
AX
myFirstech
In-app purchases
AX
No in-app purchases
myFirstech
No in-app purchases








