# Authenticator App vs PDF Reader

Authenticator App and PDF Reader both sit at 4.3 stars, but that hides the real split: 42% of PDF Reader's written reviews are positive against 17% of Authenticator App's. PDF Reader also leads on chart position (#167 vs unranked). Authenticator App's advantage is iOS requirement (13.4 vs 15.6). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Authenticator App sells 9 in-app purchases, starting at $0.99 per 7 days and PDF Reader sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.3 for Authenticator App against 4.4 for PDF Reader. Both are backed by a comparable volume of ratings — 276 and 316 respectively. Written reviews are what separate them: 17% of Authenticator App's written reviews are positive against 42% of PDF Reader's.

Authenticator App ships an update every 2 weeks, PDF Reader every 10 days. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Authenticator App | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (276 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-and-mfa/id6745221060/reviews) | **[4.4 (316 ratings)](https://appshunter.io/ios/app/pdf-reader-ocr-scan-edit/id6754001880/reviews)** |
| Number of ratings | 276 | **316** |
| Positive reviews | 17.1% of reviews | **42.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#167** |
| Size | 39 MB | 72 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [APPLY DIJITAL HIZMETLER TICARET LIMITED SIRKETI](https://appshunter.io/developer/1811349573) | [Fuzhou Jiange Technology Co., Ltd.](https://appshunter.io/developer/1821346905) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-and-mfa/id6745221060)

This app generates time-based one-time passwords (TOTP) to secure your digital accounts. It offers a reliable alternative for two-factor authentication across various services, including email, social media, crypto wallets, and work platforms. Enjoy fast access, secure backups, and multi-device synchronization for enhanced digital protection.

**Highlights:** Generates TOTP codes, Alternative to Google Authenticator, Secure backup and sync, Instant QR code scanning, Multi-device support

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| Weekly Standart | $6.99 | per 7 days |
| Weekly Pre Subscription | $7.99 | per 7 days |
| Weekly Plus Subscription | $8.99 | per 7 days |
| Weekly Pro Subscription | $9.99 | per 7 days |
| Weekly Platinium Subscription | $11.99 | per 7 days |
| Monthly Plus Subscription | $19.99 | per month |
| Monthly Pro Subscription | $24.99 | per month |
| Yearly Subscription | $49.99 | per year |


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-ocr-scan-edit/id6754001880)

**Currently charting:** #167 Top Free · Productivity (US App Store)

This mobile app acts as a PDF office assistant, offering features for editing, scanning, and optical character recognition. It allows for easy document management, page manipulation, and conversion of images and paper documents into editable digital files.

**Highlights:** PDF Editing, Image to PDF conversion, Import PDF files, OCR Text Recognition, Add, delete, rearrange pages, Filters, highlights, annotations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Reader Ad-Free | $5.99 | per 7 days |
| PDF Reader Ad-Free | $29.99 | per year |


## Frequently asked questions

### Is Authenticator App free?

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

### Is PDF Reader free?

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

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

PDF Reader is rated higher. Authenticator App averages 4.3 out of 5 from 276 ratings, while PDF Reader averages 4.4 from 316 ratings.

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

Both Authenticator App and PDF Reader show ads.

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

Authenticator App ships an update every 2 weeks, and PDF Reader every 10 days. Most recently, Authenticator App was updated on September 30, 2026 and PDF Reader on September 29, 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.*