Comparison

PDF Expert vs PDF Converter ©

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

PDF Converter ©

This app is a comprehensive PDF tool for converting, editing, and managing your documents. Easily transform various file types into PDFs, add signatures, extract text from images, and merge files into a single document. Share your creations seamlessly.

Highlights
  • Convert photos to PDF
  • Convert Word files to PDF
  • Add signatures to PDFs
  • Extract text from images
  • Merge multiple files into one PDF
  • Supports wide range of formats
Features
Read full description

PDF Converter © is a powerful and easy-to-use PDF tool that helps you convert, edit, and manage your PDF files—all in one place. Whether for work, study, or daily use, this app makes handling PDFs simple and efficient. Key Features: - PDF Conversion Made Easy: Convert anything to PDF in seconds. From Word documents, images, photos, and invoices to resumes, reports, and web pages—everything is just a tap away. • Convert photos to PDF • Image to PDF in seconds • Convert Word files to PDF • DOC to PDF made easy • Turn resumes into PDFs • Convert invoices to PDF • Create PDFs from almost anything - PDF Editing: Add signatures, insert pages, annotate text, and make changes directly within our app. - Text & Image Recognition: Extract text from images or documents and recognize content instantly for editing or saving. - Merge & Link: Combine multiple files into a single PDF and insert clickable links or URLs effortlessly. - Edit, Convert & Share Instantly: From simple edits to full conversions and file sharing, do it all seamlessly in one app. - Supports a Wide Range of Formats: Compatible with PDF, JPG, PNG, DOC, DOCX, RTF, PPT, PPTX, XLS, XLSX, TXT, HEIC, XPS, ODT, and more. About payment Auto-rewable subscription $6.99 per week for a weekly subscripotion $6.99 per week for a weekly subscripotion with 3-Day free trial $14.99 per month for a monthly subscription $39.99 per year for a yearly subscrioption $39.99 for a lifetime subscription Subscription renewal terms: * Payment will be charged to iTunes Account at confirmation of purchases. * Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. * Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. * Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Terms & Privacy - Terms of Use: https://flexitechstudio.com/terms - Privacy Policy: https://flexitechstudio.com/privacy Support You can help us by reporting bugs and requesting features via https://flexitechstudio.com/support

Screenshots

PDF Expert4 screens
PDF Converter ©4 screens

Verdict

The call

The clearest difference is review sentiment: PDF Expert at 46% against PDF Converter ©'s 0%. PDF Expert also leads on ads (none vs shown) and ratings volume (216K vs 101). On price, update cadence, in-app purchases and monetization model 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 PDF Converter © sells 6 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

PDF Expert holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: PDF Expert has 216K ratings behind it against 101, so its average is the more settled of the two. Written reviews point the same way: 46% of PDF Expert's written reviews are positive against 0% of PDF Converter ©'s.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 25, 2026 and September 15, 2026 respectively.

Scorecard5 real differences · 6 level
PDF Expert versus PDF Converter ©: the parameters behind the verdict, then further details
ParameterPDF ExpertPDF Converter ©
PriceFreeFree
Rating4.7 (216K ratings) — better4.5 (101 ratings)
Positive reviews46.0% of reviews — better0.0% of reviews
Number of ratings216K — better101
Update frequencyFortnightlyFortnightly
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#71 — better—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.6 — better
Further details — not scored
Size307 MB53 MB
Age rating4++17
DeveloperReaddle Technologies LimitedSmart Technology by Flexi

Customer experience

PDF Expert

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

PDF Converter ©

All ratings101 ratings
Positive86.1%
Neutral3.0%
Negative10.9%
Written reviews42 reviews
Positive0.0%
Neutral2.4%
Negative97.6%

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

PDF Converter ©

From 101 App Store ratings

Room to improve

  • 💸 Forced subscription/paywall
  • 👎 No free functionality
  • 💰 Expensive subscription fees
  • ⏳ Waste of time and money
  • 😠 Dishonest pricing/billing

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

PDF Converter ©

Reported bugs

2 issues
  • Cannot unsubscribe
  • Charges after cancellation

Requested features

4 requests
  • Clearer saving/exporting steps
  • Option to name converted PDFs
  • Free version with ads
  • More upfront information about costs

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
6 purchases

PDF Converter ©

Subscriptions4
  • Unlimited Weekly VIP$6.997 Days
  • Unlimited Weekly3DayTrail VIP3 Days trial$6.997 Days
  • Unlimited Monthly VIP$14.991 Month
Show 1 more
  • Unlimited Yearly VIP$39.991 Year
One-time2
  • PDF Converter VIP Lifetime$39.99
  • VIP Unlimited Lifetime$59.99

Questions

Is PDF Expert free?
PDF Expert 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, PDF Expert or PDF Converter ©?
PDF Expert is rated higher. PDF Expert averages 4.7 out of 5 from 216K ratings, while PDF Converter © averages 4.5 from 101 ratings.
Do PDF Expert or PDF Converter © have ads?
PDF Converter © shows ads; PDF Expert does not.
Which is updated more often, PDF Expert or PDF Converter ©?
PDF Expert ships an update fortnightly, and PDF Converter © fortnightly. Most recently, PDF Expert was updated on September 25, 2026 and PDF Converter © on September 15, 2026.

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