# Advanced Sound vs A/B Audio

The clearest difference is review sentiment: A/B Audio at 87% against Advanced Sound's 26%. A/B Audio also leads on rating (4.3 vs 2.3) and device support (4 vs 2). Advanced Sound's advantage is price (Free vs $3.99) and iOS requirement (8.0 vs 14.0). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Advanced Sound is free to download; A/B Audio costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

A/B Audio holds the better App Store score, 4.3 against 2.3. Both are backed by a comparable volume of ratings — 14 and 7 respectively. Written reviews point the same way: 26% of Advanced Sound's written reviews are positive against 87% of A/B Audio's.

Advanced Sound ships an update monthly, A/B Audio every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Advanced Sound | A/B Audio |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | [2.3 (14 ratings)](https://appshunter.io/ios/app/advanced-sound/id1252708711/reviews) | **[4.3 (7 ratings)](https://appshunter.io/ios/app/ab-audio/id1312626953/reviews)** |
| Number of ratings | **14** | 7 |
| Positive reviews | 25.5% of reviews | **86.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Paid |
| Size | 1 MB | 4 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [ADVSOUND, Inc.](https://appshunter.io/developer/1252708710) | [Andreas Kaspers](https://appshunter.io/developer/418797070) |

## What reviewers say

### Advanced Sound

[App page](https://appshunter.io/ios/app/advanced-sound/id1252708711)

Update the firmware on your Advanced Accessport to the latest version. This application ensures your device has the most current software for optimal performance.

**Highlights:** Update Accessport firmware, Access latest firmware versions, Ensure optimal device performance

**Features:** macOS Compatibility

**In-app purchases:** none


### A/B Audio

[App page](https://appshunter.io/ios/app/ab-audio/id1312626953)

This audio tool allows musicians and engineers to compare two audio mixes side-by-side to identify subtle differences and achieve the perfect sound. Easily load tracks from various cloud services and conduct blind tests to make informed decisions about your mixes.

**Highlights:** Side-by-side audio mix comparison, Live switching between mixes, Load tracks from Music library, Support for iCloud Drive, Dropbox, Google Drive, Blind test option, Easy file sharing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Advanced Sound free?

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

### Is A/B Audio free?

A/B Audio costs $3.99, with no in-app purchases.

### Which has better reviews, Advanced Sound or A/B Audio?

A/B Audio is rated higher. Advanced Sound averages 2.3 out of 5 from 14 ratings, while A/B Audio averages 4.3 from 7 ratings.

### Do Advanced Sound or A/B Audio have ads?

Neither Advanced Sound nor A/B Audio shows ads.

### Which is updated more often, Advanced Sound or A/B Audio?

Advanced Sound ships an update monthly, and A/B Audio every 2 months. Most recently, Advanced Sound was updated on October 24, 2026 and A/B Audio on October 24, 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.*