# Document Scanner ◦ Scan to PDF vs Authenticator App

The clearest difference is update cadence: Document Scanner ◦ Scan to PDF at every 3 days against Authenticator App's every 6 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Document Scanner ◦ Scan to PDF sells 3 in-app purchases, starting at $6.99 per 7 days and Authenticator App sells 8 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Document Scanner ◦ Scan to PDF ships an update every 3 days, Authenticator App every 6 days. The most recent releases landed on September 26, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Document Scanner ◦ Scan to PDF | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (9 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6759959929/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 days |
| Monetization | — | Free with in-app purchases |
| Size | 44 MB | 52 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KAMORA EMILY ALISON](https://appshunter.io/developer/1842057546) | [Valerii Fedorak](https://appshunter.io/developer/1881934929) |

## What reviewers say

### Document Scanner ◦ Scan to PDF

[App page](https://appshunter.io/ios/app/document-scanner-scan-to-pdf/id6752990314)

**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 |


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6759959929)

This app provides a secure and simple way to generate time-based one-time passwords for two-factor authentication. Protect your online accounts from unauthorized access with an extra layer of security for social media, banking, and work accounts.

**Highlights:** Generate time-based one-time passwords (TOTP), Quick account setup via QR codes or manual entry, Seamless cross-device synchronization, Enhanced account security, Supports social media, banking, and work accounts

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Week | $5.99 | per 7 days |
| Premium Week | $6.99 | per 7 days |
| Premium Week | $7.99 | per 7 days |
| Premium Week | $8.99 | per 7 days |
| Premium Week | $9.99 | per 7 days |
| Premium Yearly | $29.99 | per year |
| Premium yearly | $39.99 | per year |
| Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is Document Scanner ◦ Scan to PDF free?

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

### Is Authenticator App free?

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

### Do Document Scanner ◦ Scan to PDF or Authenticator App have ads?

Neither Document Scanner ◦ Scan to PDF nor Authenticator App shows ads.

### Which is updated more often, Document Scanner ◦ Scan to PDF or Authenticator App?

Document Scanner ◦ Scan to PDF ships an update every 3 days, and Authenticator App every 6 days. Most recently, Document Scanner ◦ Scan to PDF was updated on September 26, 2026 and Authenticator App on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*