# PDF Scanner vs Authenticator

The clearest difference is update cadence: PDF Scanner at every 3 weeks against Authenticator's every 5 months. PDF Scanner also leads on ratings volume (244 vs 61). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. PDF Scanner sells 3 in-app purchases, starting at $6.99 per 7 days and Authenticator sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Authenticator holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 244 and 61 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

PDF Scanner ships an update every 3 weeks, Authenticator every 5 months. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | PDF Scanner | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (244 ratings)](https://appshunter.io/ios/app/pdf-scanner-editor-and-reader/id6748354307/reviews) | **[4.6 (61 ratings)](https://appshunter.io/ios/app/authenticator-secure-2fa-mfa/id6748400576/reviews)** |
| Number of ratings | **244** | 61 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 34 MB | 22 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Zintex OU](https://appshunter.io/developer/1879518122) | [DEDUSHKA DEVELOPMENT - FZCO](https://appshunter.io/developer/1895610448) |

## What reviewers say

### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scanner-editor-and-reader/id6748354307)

Easily convert various file types, including documents, images, and spreadsheets, into high-quality PDFs. This app allows you to combine multiple files, organize pages, and share your creations directly from your mobile device.

**Highlights:** Convert files to PDF, Import from various sources, Combine multiple files, Organize and preview pages, Built-in document viewer, Share and print PDFs

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $6.99 | per 7 days |
| Monthly | $19.99 | per month |
| Yearly | $49.99 | per year |


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-secure-2fa-mfa/id6748400576)

This app provides two-factor authentication to secure your online accounts. It generates time-based one-time passwords for various services, offering features like cloud backup, biometric protection, and offline code generation. Protect your digital life with this reliable and user-friendly security solution.

**Highlights:** Time-based one-time passwords (TOTP), Secure cloud backup and sync, Biometric and PIN protection, QR code scanner for setup, Offline code generation, Support for multiple accounts

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $6.99 | per 7 days |
| Monthly | $19.99 | per month |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is PDF Scanner free?

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

### Is Authenticator free?

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

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

Authenticator is rated higher. PDF Scanner averages 4.4 out of 5 from 244 ratings, while Authenticator averages 4.6 from 61 ratings.

### Do PDF Scanner or Authenticator have ads?

Neither PDF Scanner nor Authenticator shows ads.

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

PDF Scanner ships an update every 3 weeks, and Authenticator every 5 months. Most recently, PDF Scanner was updated on October 12, 2026 and Authenticator on October 5, 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.*