# PDF Documents Scanner vs Speaker Cleaner & Audio Test

The clearest difference is in-app purchases: Speaker Cleaner & Audio Test at none against PDF Documents Scanner's 2. Speaker Cleaner & Audio Test also leads on update cadence (every 9 days vs every 3 weeks) and iOS requirement (16.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. PDF Documents Scanner sells 2 in-app purchases, starting at $8.99 per 7 days. Speaker Cleaner & Audio Test asks for nothing beyond the download.

PDF Documents Scanner ships an update every 3 weeks, Speaker Cleaner & Audio Test every 9 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PDF Documents Scanner | Speaker Cleaner & Audio Test |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 21 MB | 62 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [HRango](https://appshunter.io/developer/1747277318) | [Mao Lmo](https://appshunter.io/developer/1891618970) |

## What reviewers say

### PDF Documents Scanner

[App page](https://appshunter.io/ios/app/pdf-documents-scanner/id6803100158)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $8.99 | per 7 days |
| Document Scanner Premium | $9.99 | per 7 days |


### Speaker Cleaner & Audio Test

[App page](https://appshunter.io/ios/app/speaker-cleaner-and-audio-test/id6815482746)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PDF Documents Scanner free?

PDF Documents Scanner is free to download, with in-app purchases available.

### Is Speaker Cleaner & Audio Test free?

Speaker Cleaner & Audio Test is free to download, with no in-app purchases.

### Do PDF Documents Scanner or Speaker Cleaner & Audio Test have ads?

Both PDF Documents Scanner and Speaker Cleaner & Audio Test show ads.

### Which is updated more often, PDF Documents Scanner or Speaker Cleaner & Audio Test?

PDF Documents Scanner ships an update every 3 weeks, and Speaker Cleaner & Audio Test every 9 days. Most recently, PDF Documents Scanner was updated on November 6, 2026 and Speaker Cleaner & Audio Test on October 31, 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.*