Comparison

Authenticator App vs PDF Reader

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Authenticator App

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
Read full description

Authenticator is a powerful, easy-to-use app designed to deliver seamless and secure two-factor authentication (2FA) for all your online accounts. It helps you protect your digital identity by generating time-based one-time passwords (TOTP) for any 2FA-supported service. Authenticator gives you full control as a reliable alternative to Google Authenticator — perfect for securing your email and social media accounts, protecting crypto wallets and exchanges, and accessing work-related platforms that require two-factor authentication. It’s ideal for both personal and business use, and works seamlessly with major platforms like Google, Facebook, Instagram, Microsoft, Binance, and many more. Reliable Authentication: Generate 2FA codes using the standard TOTP service compatible with a wide range of online services and platforms. Fast & Reliable: Quickly access your authenticator codes even when switching between multiple accounts. Secure Backup & Sync: Safely back up your authentication data with encrypted storage and seamlessly sync it across your iOS devices. Instant QR Code Scanning: Add new authenticator codes in seconds using your device’s camera. Multi-Device Support: Use the Authenticator app across multiple iOS devices with full synchronization, giving you access to your 2FA codes. Download Authenticator and make your accounts safer with powerful two-factor authentication. Your trusted all-in-one authenticator app – fast and secure. https://www.apply-digital.com/terms.html https://www.apply-digital.com/privacy.html

About

PDF Reader

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
Read full description

PDF Reader - OCR Scan Edit: Your mobile PDF office assistant. Supports editing, scanning, and OCR recognition, making document management easy and efficient. Key Features: PDF Editing Easily add, delete, and rearrange pages. Supports filters, highlights, and annotations, making your PDFs more readable and personalized. Image to PDF Import multiple images at once and automatically generate a PDF file for clarity, organization, and efficiency. Import PDF Import PDF files from system folders, ready to use right out of the box, making management easier. OCR Text Recognition Intelligently recognize text in images or scans, extracting and generating editable PDF files with one click, instantly converting paper documents to digital form. Whether you're scanning notes, editing documents, or recognizing text in images, PDF Reader - OCR Scan Edit is your go-to assistant. 【Ad-Free Edition - Enjoy a Pure Experience】 Upgrade to the Ad-Free version to enjoy an uninterrupted workspace:  • Remove all advertisements completely. • Focus entirely on reading, scanning, and editing. Subscription Details: • Payment will be charged to your iTunes account upon confirmation. • Subscriptions auto-renew unless turned off at least 24-hours before the period ends. • Manage your subscriptions and auto-renewal in your Account Settings after purchase. Links: Privacy Policy: https://pdfreaderocrscanedit.com/privacy.html Terms of Use: https://pdfreaderocrscanedit.com/terms.html Subscription Terms: https://pdfreaderocrscanedit.com/subscription_terms.html

Screenshots

Authenticator App4 screens
PDF Reader4 screens

Verdict

The call

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 (#172 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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

Authenticator App ships an update every 2 weeks, PDF Reader every 10 days. The most recent releases landed on September 26, 2026 and September 29, 2026 respectively.

Scorecard3 real differences · 8 level
Authenticator App versus PDF Reader: the parameters behind the verdict, then further details
ParameterAuthenticator AppPDF Reader
PriceFreeFree
Rating4.3 (276 ratings)4.4 (316 ratings) — better
Positive reviews17.1% of reviews42.2% of reviews — better
Number of ratings276316 — better
Update frequencyEvery 2 weeksEvery 10 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank—#172 — better
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.4 — better15.6
Further details — not scored
Size39 MB72 MB
Age rating4+4+
DeveloperAPPLY DIJITAL HIZMETLER TICARET LIMITED SIRKETIFuzhou Jiange Technology Co., Ltd.

Customer experience

Authenticator App

All ratings276 ratings
Positive83.0%
Neutral2.2%
Negative14.9%
Written reviews70 reviews
Positive17.1%
Neutral1.4%
Negative81.4%

PDF Reader

All ratings316 ratings
Positive85.4%
Neutral4.4%
Negative10.1%
Written reviews185 reviews
Positive42.2%
Neutral5.9%
Negative51.9%

In-app purchases

9 purchases

Authenticator App

Subscriptions9
  • Weekly Subscription3 Days trial2 variants$0.997 Days
  • Weekly Standart3 Days trial$6.997 Days
  • Weekly Pre Subscription3 Days trial$7.997 Days
Show 6 more
  • Weekly Plus Subscription3 Days trial$8.997 Days
  • Weekly Pro Subscription3 Days trial$9.997 Days
  • Weekly Platinium Subscription3 Days trial$11.997 Days
  • Monthly Plus Subscription$19.991 Month
  • Monthly Pro Subscription$24.991 Month
  • Yearly Subscription$49.991 Year
2 purchases

PDF Reader

Subscriptions2
  • PDF Reader Ad-Free$5.997 Days
  • PDF Reader Ad-Free$29.991 Year

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 26, 2026 and PDF Reader on September 29, 2026.

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