# Authenticator App vs PDF Scanner

The clearest difference is update cadence: PDF Scanner at every 2 days against Authenticator App's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Authenticator App sells 1 in-app purchase, starting at $2.00 per month and PDF Scanner sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Authenticator App ships an update monthly, PDF Scanner every 2 days. The most recent releases landed on September 15, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Authenticator App | PDF Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-pro/id6448697938/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 59 MB | 13 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Denis Vithani](https://appshunter.io/developer/1611512969) | [Evgeniy Labunchak](https://appshunter.io/developer/1625459618) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-pro/id6448697938)

This app provides two-factor authentication by generating time-based one-time passwords (TOTP) and push authentication. It adds an extra layer of security to your online accounts by creating unique codes that help protect against unauthorized access.

**Highlights:** Two-factor authentication, TOTP & HOTP token generation, 30 & 60 second tokens, QR code scanner, Password protection for tokens, No internet connection required for codes

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Subscription | $2.00 | per month |


### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scanner-pro/id6474639179)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Month PDF Scanner - Pro | $5.99 | per month |
| Year PDF Scanner - Pro | $44.99 | per year |


## Frequently asked questions

### Is Authenticator App free?

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

### Is PDF Scanner free?

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

### Do Authenticator App or PDF Scanner have ads?

Neither Authenticator App nor PDF Scanner shows ads.

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

Authenticator App ships an update monthly, and PDF Scanner every 2 days. Most recently, Authenticator App was updated on September 15, 2026 and PDF Scanner on September 30, 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.*