# Document Scanner vs Authenticator

The clearest difference is rating: Authenticator at 5.0 against Document Scanner's 4.5. Authenticator also leads on in-app purchases (none vs 1) and device support (3 vs 1). Document Scanner's advantage is ads (none vs shown) and update cadence (every 10 days vs every 2 months). On price, monetization model and iOS requirement there is nothing between them.

Both are free to download. Document Scanner sells 1 one-off in-app purchase. Authenticator asks for nothing beyond the download.

Authenticator holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Document Scanner has 108 ratings behind it against 1, so its average is the more settled of the two.

Document Scanner ships an update every 10 days, Authenticator every 2 months. Both last shipped on October 19, 2026.

## The numbers

| Metric | Document Scanner | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (108 ratings)](https://appshunter.io/ios/app/document-scanner-scan-to-pdf/id1521638402/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/authenticator-2fa-code-backup/id6741478724/reviews)** |
| Number of ratings | **108** | 1 |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 14 MB | 69 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Sujal Adhia](https://appshunter.io/developer/1475334795) | [Bodrya Hardikkummar Vinodbhai](https://appshunter.io/developer/1469774348) |

## What reviewers say

### Document Scanner

[App page](https://appshunter.io/ios/app/document-scanner-scan-to-pdf/id1521638402)

Easily capture, edit, and organize high-quality scans of documents, receipts, and more directly from your mobile device. Advanced image processing ensures clear, sharp results with smart cropping and auto-enhancement. Organize scans into folders and share them as PDFs or print directly.

**Highlights:** High-quality document scanning, Advanced image processing, Smart cropping and auto-enhancement, Folder organization, PDF sharing and direct printing, Import images from gallery, Offline scanning

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads free version | $1.99 | one-time |


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-2fa-code-backup/id6741478724)

Securely generate and manage two-factor authentication codes for all your accounts. Encrypted backups ensure you never lose access, even with a new device. Works offline and syncs across your Apple devices.

**Highlights:** Encrypted iCloud backup and restore, Offline code generation, Face ID and Touch ID protection, One-step migration from other apps, Home Screen widget, Syncs across iPhone, iPad, and Apple Watch

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Document Scanner free?

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

### Is Authenticator free?

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

### Which has better reviews, Document Scanner or Authenticator?

Authenticator is rated higher. Document Scanner averages 4.5 out of 5 from 108 ratings, while Authenticator averages 5.0 from 1 ratings.

### Do Document Scanner or Authenticator have ads?

Authenticator shows ads; Document Scanner does not.

### Which is updated more often, Document Scanner or Authenticator?

Document Scanner ships an update every 10 days, and Authenticator every 2 months. Most recently, Document Scanner was updated on October 19, 2026 and Authenticator on October 19, 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.*