# Authenticator App vs PDF Converter

The clearest difference is review sentiment: Authenticator App at 100% against PDF Converter's 0%. Authenticator App also leads on rating (4.8 vs 4.4). PDF Converter's advantage is ratings volume (34 vs 5). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Authenticator App sells 2 in-app purchases, starting at $6.99 per 7 days and PDF Converter 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 App holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: PDF Converter has 34 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 100% of Authenticator App's written reviews are positive against 0% of PDF Converter's.

Authenticator App ships an update every 3 days, PDF Converter every 2 days. The most recent releases landed on September 10, 2026 and July 8, 2026 respectively.

## The numbers

| Metric | Authenticator App | PDF Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/authenticator-app-duo-factor/id6740918422/reviews)** | [4.4 (34 ratings)](https://appshunter.io/ios/app/pdf-converter-editor-scanner/id6744745113/reviews) |
| Number of ratings | 5 | **34** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 9 MB | 30 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Maxim Dolgov](https://appshunter.io/developer/1820242417) | [DONNA REAHLEEN FREEMAN](https://appshunter.io/developer/1809143459) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-duo-factor/id6740918422)

Transform your living spaces with AI-powered interior design suggestions. Upload a photo of your room, choose a style, and see instant visual changes. Save and share your design ideas with ease.

**Highlights:** Real-time room transformation, Endless design inspiration, Diverse style options, Save and share designs, Intuitive interface, Latest interior design trends

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly trial subscription | $6.99 | per 7 days |
| Weekly subscription | $6.99 | per 7 days |


### PDF Converter

[App page](https://appshunter.io/ios/app/pdf-converter-editor-scanner/id6744745113)

Edit, sign, and scan documents with this powerful PDF tool. Easily import, read, annotate, and fill out PDF files. Convert physical documents into digital PDFs with a few taps.

**Highlights:** Read and view PDF files, Annotate and highlight text, Sign and fill PDF forms, Scan physical documents to PDF, Edit document colors and perspective, Search and zoom within documents

**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 Authenticator App free?

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

### Is PDF Converter free?

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

### Which has better reviews, Authenticator App or PDF Converter?

Authenticator App is rated higher. Authenticator App averages 4.8 out of 5 from 5 ratings, while PDF Converter averages 4.4 from 34 ratings.

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

Neither Authenticator App nor PDF Converter shows ads.

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

Authenticator App ships an update every 3 days, and PDF Converter every 2 days. Most recently, Authenticator App was updated on September 10, 2026 and PDF Converter on July 8, 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.*