# ROE Scanner vs AUDIO.SYNC

The clearest difference is price: ROE Scanner at Free against AUDIO.SYNC's $3.99. ROE Scanner also leads on iOS requirement (15.1 vs 18.6). AUDIO.SYNC's advantage is update cadence (every 7 months vs every 30 months). On ads, in-app purchases and device support there is nothing between them.

ROE Scanner is free to download; AUDIO.SYNC costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ROE Scanner ships an update every 30 months, AUDIO.SYNC every 7 months. The most recent releases landed on September 8, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | ROE Scanner | AUDIO.SYNC |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 7 months** |
| Size | 24 MB | 66 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ROE Visual Co., Ltd](https://appshunter.io/developer/966467215) | [Kevin Bolus](https://appshunter.io/developer/1822360740) |

## What reviewers say

### ROE Scanner

[App page](https://appshunter.io/ios/app/roe-scanner/id6444835025)

**Features:** macOS Compatibility

**In-app purchases:** none


### AUDIO.SYNC

[App page](https://appshunter.io/ios/app/audiosync/id6747685672)

**In-app purchases:** none


## Frequently asked questions

### Is ROE Scanner free?

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

### Is AUDIO.SYNC free?

AUDIO.SYNC costs $3.99, with no in-app purchases.

### Do ROE Scanner or AUDIO.SYNC have ads?

Neither ROE Scanner nor AUDIO.SYNC shows ads.

### Which is updated more often, ROE Scanner or AUDIO.SYNC?

ROE Scanner ships an update every 30 months, and AUDIO.SYNC every 7 months. Most recently, ROE Scanner was updated on September 8, 2026 and AUDIO.SYNC 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.*