Comparison

PDF Expert vs Mobile Scanner App

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

Head to head
About

PDF Expert

This app allows you to edit, annotate, fill out forms, and convert PDF documents. It offers AI-powered summarization and analysis, along with tools to merge, sign, and protect your files. Work seamlessly across Apple devices with a user-friendly interface.

Highlights
  • Edit PDF text and images
  • Annotate and highlight PDFs
  • Fill out PDF forms
  • Convert files to and from PDF
  • AI-powered summarization and analysis
  • Merge and combine PDF files
  • Sign documents with e-signatures
Features
Read full description

Unlock your potential with a fast and easy PDF Expert app with all the features you need in a well-designed and intuitive user interface. BEST FOR iPHONE, iPAD, MAC & VISION PRO Read PDF files easily, highlight and annotate PDFs, fill out forms, convert any file to PDF, merge several files into one, add notes, summarize and navigate PDF documents in seconds with AI-powered tools. Unlock unlimited possibilities with PDF Expert Premium features and work across all your Apple devices, effortlessly letting you complete any PDF task on the go. “PDF Expert is one of my must-have iPad apps and a desktop-class PDF reader.” – MacStories “The best app for managing, editing, and reading PDFs on your iPad.” – The Sweet Setup ▶ WITH PDF EXPERT, YOU CAN: READ PDFs WITH JOY • Pick Day, Night, or Sepia mode and enjoy reading anytime, anywhere. • Enjoy both vertical and horizontal scrolling. • Export PDF files from email, web, or any app that supports the Apple system-wide Share menu • Use Text to Speech to hear the selected text read out loud HIGHLIGHT AND ANNOTATE PDFs • Mark important info in books using colors, text, or stickers • Add stamps such as Approved, Confidential, etc. • Record your voice and add it to the doc FILL OUT FORMS • Fill out PDF forms using interactive text fields, checkboxes, and radio buttons • All the major form formats support, including acro forms and static XFA forms ***PREMIUM FEATURES *** EDIT PDFs DOCS EASILY • Edit or modify existing text directly in a PDF – just as you would in a Word document • Add links: link any part of the text or image to a different page or website • Add outlines to big PDFs to simplify navigation for hundreds of pages • Easily add, replace, and resize images in your PDFs SUMMARIZE AND ANALYZE HUGE PDFs WITH PDF COPILOT – YOUR SMART AI ASSISTANT • List Main Points – instantly scan and highlight key takeaways from any PDF • Summarize – get concise summaries of entire PDFs, or annotations • Ask Anything – find specific details with AI-powered answers and references • Explain – no more Googling! Get instant, contextual explanations of words or phrases MERGE AND COMBINE PDFs • Merge and combine multiple PDF files into one • Add, delete, and rearrange pages with a thumbnail preview • Rotate and reorder pages in PDFs EDIT SCANNED DOCUMENTS • Access the scanned PDFs that you’ve created using PDF Expert • Open your scans to fill out, sign, comment, and share CONVERT FROM AND TO PDF • Convert PDFs to Word, Excel, PPT, JPG/PNG, TXT, and vice versa • Converts any file in seconds SIGN DOCUMENTS • Use e-signatures to sign contracts on the go • Create custom stamps or import one from the images PROTECT YOUR FILES • Restrict access to PDF Expert with a password • Permanently blackout or erase sensitive information like credit card numbers • Secure and Safe trusted brand software COMPRESS PDFs • Compress large PDF files to save space on your device • Merge several files into one and compress it to reduce the file size CONSTRUCTION TOOLS • Scale and measure drawings using our Measure tab • Polygon and polyline shapes • Redline tools COLLABORATE ON THE GO PDF Expert provides the best platform for paperless collaboration between team members. Annotate and add notes in project materials, fill and sign contracts and invoices, and exchange files via email or cloud on the go. OTHER AMAZING FEATURES: • Fully customizable toolbar • Create a Link (drag and add a landing page or a Web) • Presentation Mode • Print and Share ONE ACCOUNT FOR ALL YOUR APPLE DEVICES Now, you don’t need to purchase Mac and iPhone & iPad versions separately. PDF Expert introduces a single Premium subscription for all your Apple devices. Read more about our terms and conditions here: https://pdfexpert.com/privacy https://pdfexpert.com/terms Don’t hesitate to reach out to us at http://readdle.com/contact

About

Mobile Scanner App

Transform your phone into a powerful scanner. Easily digitize documents, receipts, and photos into clear PDFs or JPEGs. Extract text with OCR, organize files, and share them securely.

Highlights
  • Scan documents, receipts, photos, and books
  • Convert to PDF, Word, or JPEG
  • OCR text extraction and editing
  • Automatic border detection and cropping
  • Sign and edit scanned documents
  • Organize and share files via cloud
  • Password protection for documents
Features
Read full description

Mobile Scanner is a free-to-download and all-in-one scanner app. Scan any documents, paper notes, photos, receipts, and books into clear PDFs and pictures. Convert images into text with OCR technology and export searchable PDF files. Get the Mobile Scanner app now and turn your phone into a powerful digital office. Ultra-fast Scanning - Scan anything - receipts, pictures, notes, business cards, contracts, fax papers, and books with precision and turn them into PDF, Word, or JPEG files. - Batch scanning - scan as many as you like and save the files as one PDF. Smart Image Optimizing: - Automatic border detection and cropping. - Preview, crop, rotate, adjust color and resize the PDF or photos you scan. - Remove and edit imperfections, erase stains, marks, creases, and handwriting. - Sign your scans manually or add signatures for the document. - Generate perfect quality docs with advanced picture processing filters. Text Extracting & Editing - Built-in OCR (optical character recognition) technology to recognize any text from your scans. - Edit the text as you want. - Export texts as TXT. Organize & Share Files - Organize your files with custom folders, drag & drop to reorder. - Share documents by email attachments. - Upload scanned files to cloud services like Dropbox, Google Drive, and OneDrive. - Print PDF files, such as contracts and invoices, right from the scanner app. Secure Important Documents - Ensure privacy by setting passwords to lock confidential documents and folders. - Keep all your personal information like contracts, bank cards, and tax documents secure. Download the free Mobile Scanner app to convert documents and photos into PDFand JPEG files. With the Mobile Scanner app, you will be more efficient in work and life! UNLIMITED ACCESS MEMBERSHIP SUBSCRIPTION -Subscription Name: Yearly Premium -Subscription Duration: 1 year ( 3 days trial) -Subscription Description: Users will get Mobile Scanner Yearly Premium which includes unlimited scans and folders, unlimited exports, batch scanning, unlimited cloud storage, and using the app without ads. -Payment will be charged to iTunes Account at confirmation of purchase. -Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. -The account will be charged for renewal within 24 hours prior to the end of the current period, and identify the cost of the renewal. -Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. -Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Privacy Policy: https://app-service.mobilescanner.com/static/privacy_policy.html Terms Of Service: https://app-service.mobilescanner.com/static/user_agreement.html Contact us We'd love to hear your feedback: support@mobilescanner.com Get to know more about the Mobile Scanner App: https://www.mobilescanner.com/

Screenshots

PDF Expert4 screens
Mobile Scanner App4 screens

Verdict

The call

The clearest difference is ads: PDF Expert at none against Mobile Scanner App's shown. PDF Expert also leads on ratings volume (216K vs 56K). Mobile Scanner App's advantage is review sentiment (80% vs 46%). On price, rating, update cadence and in-app purchases 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. PDF Expert sells 10 in-app purchases, starting at $9.99 per month and Mobile Scanner App sells 12 in-app purchases, starting at $3.99 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 — 4.7 for PDF Expert against 4.8 for Mobile Scanner App. Both are backed by a comparable volume of ratings — 216K and 56K respectively. Written reviews are what separate them: 46% of PDF Expert's written reviews are positive against 80% of Mobile Scanner App's.

UpkeepUpdate frequency

PDF Expert ships an update fortnightly, Mobile Scanner App every 2 weeks. Both last shipped on September 25, 2026.

Scorecard3 real differences · 8 level
PDF Expert versus Mobile Scanner App: the parameters behind the verdict, then further details
ParameterPDF ExpertMobile Scanner App
PriceFreeFree
Rating4.7 (216K ratings)4.8 (56K ratings) — better
Positive reviews46.0% of reviews80.2% of reviews — better
Number of ratings216K — better56K
Update frequencyFortnightlyEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#71#60 — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size307 MB199 MB
Age rating4+4+
DeveloperReaddle Technologies LimitedGlority Global Group Ltd.

Customer experience

PDF Expert

All ratings215,851 ratings
Positive92.4%
Neutral2.3%
Negative5.3%
Written reviews1,135 reviews
Positive46.0%
Neutral7.4%
Negative46.6%

Mobile Scanner App

All ratings56,384 ratings
Positive94.9%
Neutral1.9%
Negative3.2%
Written reviews2,171 reviews
Positive80.2%
Neutral3.8%
Negative16.0%

User reviews

PDF Expert

From 216K App Store ratings

What we love

  • 🚀 Fast and responsive
  • 👍 Intuitive and user-friendly interface
  • 💡 Powerful annotation and editing tools
  • 🔒 Seamless cloud integration
  • 📚 Excellent for reading and organizing PDFs

Room to improve

  • 🐛 Frequent crashes and stability issues
  • 🔒 Subscription model for advanced features
  • 🔒 Inconsistent pricing and feature changes
  • 🔍 Cluttered and confusing UI in latest update
  • 🔍 Reduced customization options for annotations

Mobile Scanner App

From 56K App Store ratings

What we love

  • 👍 Easy to use
  • 🚀 Convenient and efficient
  • 📤 Seamless document sharing
  • 🔍 Accurate scanning and image quality
  • 🗂️ Helpful file organization and management

Room to improve

  • 🔒 Concerns about subscription model and cancellation process
  • 💰 Perceived high subscription cost
  • 🐛 Occasional technical issues and bugs
  • 🔍 Limited customization and editing options

Bugs and requests

PDF Expert

Reported bugs

4 issues
  • Corrupted PDFs after editing
  • Sync issues with cloud storage providers
  • Unexpected loss of annotations and edits
  • Unreliable performance on older iPad models

Requested features

5 requests
  • Improved palm rejection for Apple Pencil
  • Customizable toolbar and annotation presets
  • Better integration with other productivity apps
  • More flexible file management and organization
  • Ability to create fillable PDF forms

Mobile Scanner App

Reported bugs

3 issues
  • Trouble with file transfer and email integration
  • Inconsistent performance and unexpected crashes
  • Issues with subscription management and cancellation

Requested features

4 requests
  • Improved integration with cloud storage and productivity apps
  • More flexible subscription options or one-time purchase
  • Enhanced OCR capabilities and text editing features
  • Expanded support for larger document sizes and multi-page scanning

In-app purchases

10 purchases

PDF Expert

Subscriptions9
  • PDF Expert Premium Trial7 Days trial$9.991 Month
  • PDF Expert Premium No Trial$9.991 Month
  • PDF Expert for Education7 Days trial$39.991 Year
Show 6 more
  • PDF Expert Premium7 Days trial3 variants$49.991 Year
  • PDF Expert Premium New7 Days trial$49.991 Year
  • PDF Expert Premium Existing7 Days trial$49.991 Year
  • PDF Expert – Premium Editing1 Year trial$49.991 Year
  • PDF Expert Mac & iOS Pro7 Days trial$79.991 Year
  • PDF Expert Mac & iOS7 Days trial$79.991 Year
One-time1
  • PDF Expert Basic$9.99
12 purchases

Mobile Scanner App

Subscriptions10
  • Scanner Premium$3.997 Days
  • Scanner Premium3 Days trial$3.997 Days
  • Scanner Premium7 Days trial$3.997 Days
Show 7 more
  • Scanner Premium$9.991 Month
  • Scanner Premium3 Days trial$9.991 Month
  • MobileScanner Premium1 Year trial$39.991 Year
  • Scanner Yearly Premium1 Month trial2 variants$39.991 Year
  • Scanner Yearly Premium7 Days trial$39.991 Year
  • Scanner Yearly Premium$39.991 Year
  • MobileScanner Premium$39.991 Year
One-time2
  • No Ads$0.99
  • Scanner Premium Lifetime$99.99

Questions

Is PDF Expert free?
PDF Expert is free to download, with in-app purchases available.
Is Mobile Scanner App free?
Mobile Scanner App is free to download, with in-app purchases available.
Which has better reviews, PDF Expert or Mobile Scanner App?
Mobile Scanner App is rated higher. PDF Expert averages 4.7 out of 5 from 216K ratings, while Mobile Scanner App averages 4.8 from 56K ratings.
Do PDF Expert or Mobile Scanner App have ads?
Mobile Scanner App shows ads; PDF Expert does not.
Which is updated more often, PDF Expert or Mobile Scanner App?
PDF Expert ships an update fortnightly, and Mobile Scanner App every 2 weeks. Most recently, PDF Expert was updated on September 25, 2026 and Mobile Scanner App on September 25, 2026.
Which is more popular, PDF Expert or Mobile Scanner App?
PDF Expert currently peaks at #71 in the App Store charts, and Mobile Scanner App at #60. Chart position reflects recent download velocity rather than total install base.

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