# AX vs AUTHOR FLASHER

AX and AUTHOR FLASHER are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 7, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | AX | AUTHOR FLASHER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (5 ratings)](https://appshunter.io/ios/app/ax-dsp-xl/id1495854432/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 10 MB | 32 MB |
| Requires iOS | **12.1** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Metra Electronics Corp.](https://appshunter.io/developer/1133973919) | [AUTHOR-ALARM](https://appshunter.io/developer/1344731145) |

## What reviewers say

### AX

[App page](https://appshunter.io/ios/app/ax-dsp-xl/id1495854432)

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.

**Highlights:** Digital Signal Processor, Subwoofer integration, Preserves OE features, Bluetooth smartphone control, Vehicle-specific T-Harnesses (sold separately), All-in-one solution

**Features:** macOS Compatibility

**In-app purchases:** none


### AUTHOR FLASHER

[App page](https://appshunter.io/ios/app/author-flasher/id6748026821)

**In-app purchases:** none


## Frequently asked questions

### Is AX free?

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

### Is AUTHOR FLASHER free?

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

### Do AX or AUTHOR FLASHER have ads?

Neither AX nor AUTHOR FLASHER shows ads.

### Which is updated more often, AX or AUTHOR FLASHER?

AX ships an update every 2 months, and AUTHOR FLASHER every 2 months. Most recently, AX was updated on September 7, 2026 and AUTHOR FLASHER on September 10, 2026.

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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.*