# PDF Scanner Converter Document vs IO BlackID

The clearest difference is in-app purchases: IO BlackID at none against PDF Scanner Converter Document's 14. IO BlackID also leads on ads (none vs shown) and update cadence (every 3 days vs every 11 days). 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. IO BlackID asks for nothing beyond the download.

PDF Scanner Converter Document ships an update every 11 days, IO BlackID every 3 days. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | PDF Scanner Converter Document | IO BlackID |
| --- | --- | --- |
| 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 | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 103 MB | 49 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [TERALIX LTD](https://appshunter.io/developer/6771672730) | [Strat Solutions SA de CV](https://appshunter.io/developer/1458560468) |

## 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 |


### IO BlackID

[App page](https://appshunter.io/ios/app/io-blackid/id1637567655)

**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 IO BlackID free?

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

### Do PDF Scanner Converter Document or IO BlackID have ads?

PDF Scanner Converter Document shows ads; IO BlackID does not.

### Which is updated more often, PDF Scanner Converter Document or IO BlackID?

PDF Scanner Converter Document ships an update every 11 days, and IO BlackID every 3 days. Most recently, PDF Scanner Converter Document was updated on October 16, 2026 and IO BlackID on October 8, 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.*