# Authenticator App vs Simple PDF Convert

The clearest difference is review sentiment: Authenticator App at 38% against Simple PDF Convert's 0%. Authenticator App also leads on ratings volume (908 vs 2) and device support (3 vs 1). Simple PDF Convert's advantage is ads (none vs shown) and update cadence (daily vs every 3 weeks). On price, in-app purchases and monetization model there is nothing between them.

Both are free to download. Authenticator App sells 12 in-app purchases, starting at $6.99 per 7 days and Simple PDF Convert sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Simple PDF Convert holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Authenticator App has 908 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 38% of Authenticator App's written reviews are positive against 0% of Simple PDF Convert's, so the app with the better star average is not the one people write more warmly about.

Authenticator App ships an update every 3 weeks, Simple PDF Convert daily. The most recent releases landed on September 22, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Authenticator App | Simple PDF Convert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (908 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6505110382/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/simple-pdf-convert/id6752290732/reviews)** |
| Number of ratings | **908** | 2 |
| Positive reviews | **37.9% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 320 MB | 60 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [A1Apps](https://appshunter.io/developer/6801470556) | [Umesh Mangukiya](https://appshunter.io/developer/1830402150) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6505110382)

Secure your online accounts with two-factor and multi-factor authentication. Generates time-based one-time passwords (TOTP) and OTP codes for fast, reliable logins. Includes a built-in password manager and encrypted backup for all your credentials.

**Highlights:** Two-factor authentication (2FA), Multi-factor authentication (MFA), Time-based one-time passwords (TOTP), Built-in password manager, Encrypted backup and sync, Import from other authenticator apps, Offline code generation

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $6.99 | per 7 days |
| Pro Weekly Plan | $6.99 | per 7 days |
| Pro Weekly Plan | $6.99 | per 7 days |
| Pro Weekly Plan | $9.99 | per 7 days |
| Pro Weekly Plan | $9.99 | per 7 days |
| Premium Monthly | $9.99 | per month |
| Premium Monthly | $12.99 | per month |
| Pro Yearly | $24.99 | per year |
| Pro Yearly | $49.99 | per year |
| Pro Yearly | $49.99 | per year |
| Pro Yearly | $59.99 | per year |
| Pro Yearly Plan | $59.99 | per year |


### Simple PDF Convert

[App page](https://appshunter.io/ios/app/simple-pdf-convert/id6752290732)

Transform documents, images, and scans into professional PDFs quickly. Features include scanning, text extraction, QR code generation, digital signatures, and password protection for enhanced productivity and security.

**Highlights:** Scan documents to PDF, Extract text from images (OCR), Generate and scan QR/Barcodes, Convert various file types to PDF, Add digital signatures, Password protect PDFs, Merge and compress PDFs

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly | $4.99 | per 7 days |
| Yearly | $39.99 | per year |
| Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Authenticator App free?

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

### Is Simple PDF Convert free?

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

### Which has better reviews, Authenticator App or Simple PDF Convert?

Simple PDF Convert is rated higher. Authenticator App averages 4.6 out of 5 from 908 ratings, while Simple PDF Convert averages 5.0 from 2 ratings.

### Do Authenticator App or Simple PDF Convert have ads?

Authenticator App shows ads; Simple PDF Convert does not.

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

Authenticator App ships an update every 3 weeks, and Simple PDF Convert daily. Most recently, Authenticator App was updated on September 22, 2026 and Simple PDF Convert on September 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.*