# Usiminas vs CaptainScanner

The clearest difference is in-app purchases: Usiminas at none against CaptainScanner's 3. Usiminas also leads on update cadence (every 2 months vs every 4 months) and iOS requirement (11.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. CaptainScanner sells 3 in-app purchases, starting at $5.99 per year. Usiminas asks for nothing beyond the download.

Usiminas ships an update every 2 months, CaptainScanner every 4 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Usiminas | CaptainScanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (48 ratings)](https://appshunter.io/ios/app/captainscanner-pdf-scanner/id6448680565/reviews)** |
| Number of ratings | — | **48** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 47 MB | 13 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Usinas Siderúrgicas de Minas Gerais S.A.](https://appshunter.io/developer/623394808) | [Tech Plus Beyond Inc.](https://appshunter.io/developer/1624620203) |

## What reviewers say

### Usiminas

[App page](https://appshunter.io/ios/app/usiminas-extranet-mobile/id1662385060)

**Features:** macOS Compatibility

**In-app purchases:** none


### CaptainScanner

[App page](https://appshunter.io/ios/app/captainscanner-pdf-scanner/id6448680565)

Easily transform paper documents, receipts, and notes into digital PDFs. Organize, edit, sign, and share your files seamlessly. Protect your sensitive documents with password protection and access them across devices with cloud storage.

**Highlights:** Scan documents from camera or import files, Add text, annotations, and signatures, Rearrange and merge PDF pages, Convert PDFs to JPG or PNG, Password protection for PDFs, Cloud storage integration, Dark mode

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium \| Yearly | $5.99 | per year |
| Lifetime Access | $39.99 | one-time |
| Lifetime Access | $89.99 | one-time |


## Frequently asked questions

### Is Usiminas free?

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

### Is CaptainScanner free?

CaptainScanner is free to download, with in-app purchases available.

### Do Usiminas or CaptainScanner have ads?

Neither Usiminas nor CaptainScanner shows ads.

### Which is updated more often, Usiminas or CaptainScanner?

Usiminas ships an update every 2 months, and CaptainScanner every 4 months. Most recently, Usiminas was updated on October 27, 2026 and CaptainScanner 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.*