# PDF Scanner Converter Document vs Airmeter App

The clearest difference is in-app purchases: Airmeter App at none against PDF Scanner Converter Document's 14. Airmeter App also leads on ads (none vs shown) and iOS requirement (14.0.0 vs 16.0). On price and device support there is nothing between them.

Both are free to download. PDF Scanner Converter Document sells 13 in-app purchases, starting at $3.99 per 7 days. Airmeter App asks for nothing beyond the download.

## The numbers

| Metric | PDF Scanner Converter Document | Airmeter App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (77 ratings)](https://appshunter.io/ios/app/pdf-scanner-converter-document/id1552902248/reviews)** | — |
| Number of ratings | **77** | — |
| Positive reviews | 26.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 11 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 103 MB | 81 MB |
| Requires iOS | 16.0 | **14.0.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [TERALIX LTD](https://appshunter.io/developer/6771672730) | [AIRMETER LTD](https://appshunter.io/developer/1837118121) |

## What reviewers say

### PDF Scanner Converter Document

[App page](https://appshunter.io/ios/app/pdf-scanner-converter-document/id1552902248)

Transform your smartphone into a versatile document scanner and editor. Easily scan, convert, and manage various file types, including images to PDF. Features include PDF editing, signing, printing, a math equation solver, real-time ruler, and QR code scanning.

**Highlights:** Document scanning with smart edge detection, Convert images and documents to PDF, Edit PDFs with annotations and signatures, Import/export various file formats, Math equation solver, Real-time distance measurement, QR code scanner

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe weekly | $3.99 | per 7 days |
| Subscribe monthly | $4.99 | per month |
| Subscribe monthly | $6.99 | per month |
| Premium version | $6.99 | per 7 days |
| Subscribe Monthly | $6.99 | per month |
| Subscribe monthly | $7.99 | per month |
| Premium Access | $7.99 | per 7 days |
| PDF Year Subscription | $29.99 | per year |
| PDF Year Subscription | $39.99 | per year |
| Subscribe annually | $39.99 | per year |
| Best solution for everyone | $39.99 | per year |
| Best solution for everyone | $39.99 | per year |
| PDF Scanner - Premium FOREVER | $49.99 | one-time |


### Airmeter App

[App page](https://appshunter.io/ios/app/airmeter-app/id6751836618)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scanner Converter Document free?

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

### Is Airmeter App free?

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

### Do PDF Scanner Converter Document or Airmeter App have ads?

PDF Scanner Converter Document shows ads; Airmeter App does not.

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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.*