Right PDF Reader vs PDF Expert
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Right PDF Reader
This application provides robust PDF viewing, annotation, and management tools. It allows users to organize, share, and sign documents with a user-friendly interface and advanced features.
- Fast PDF viewing
- Annotation tools (highlight, draw, text)
- Document organization with folders
- Cloud storage integration (Dropbox, WebDAV)
- Handwritten signature creation
- Form filling
- Password protection
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Right PDF Reader goes beyond a free PDF reader app. Created by a team of professionals in the PDF software business since 1993, Right PDF Reader has a simple UI that is easy to navigate and more features than average free readers. PDF Viewing - Fast document open speed - Browse lets you view PDFs in the device or iCloud - Supported thumbnail view - View PDF portfolio, comment, attachment and protected document - Single page view or continuous view available - Fit page width or whole page are also available under single page view - Use Day/Night mode to adjust brightness - After tapping page number, you can enter a number and jump to that page directly. - Quickly add and edit Bookmarks and Marks - Search document Note and Comments - Use highlight, cross-out and underline to annotate PDF with customizable color and opacity - Note lets you to add text comment anywhere in PDF - Use Draw Tools to mark up PDF with color, thickness and opacity of your choice. Move and undo are also supported - Batch remove comments Document Management - Create folder to organize PDFs better - Move or copy multiple documents to a folder - Compress multiple documents or folders, or extract any package quickly - Rename document - Attach one or multiple PDFs to an e-mail - Select and delete multiple documents Online Sharing - Get documents in and out of Dropbox - Add WebDAV servers to upload/download documents easily - Access documents in Gaaiho PDF online or upload documents directly to the app (permissions required), breaking the barrier between computer and your iPhone/iPad Handwritten signature - You can create a handwritten signature by drawing, using an image, or taking a photo - Sign anywhere in document Other Features - Fill a form - Use “open in” to share PDF files with other applications - Auto-memorize the point you quitted reading last time - Protect PDF with an open password - Print document
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.
- 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
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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
Screenshots
Verdict
Right PDF Reader and PDF Expert both sit at 4.6 stars, but that hides the real split: 92% of Right PDF Reader's written reviews are positive against 46% of PDF Expert's. Right PDF Reader also leads on in-app purchases (none vs 12) and iOS requirement (14.0 vs 16.0). PDF Expert's advantage is update cadence (fortnightly vs every 11 months) and ratings volume (216K vs 5). On price, rating, ads and device support 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
Both are free to download. PDF Expert sells 10 in-app purchases, starting at $9.99 per month. Right PDF Reader asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.6 for Right PDF Reader against 4.7 for PDF Expert. That said, the two scores are not equally well evidenced: PDF Expert has 216K ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 92% of Right PDF Reader's written reviews are positive against 46% of PDF Expert's.
Right PDF Reader ships an update every 11 months, PDF Expert fortnightly. The most recent releases landed on July 7, 2026 and September 24, 2026 respectively.
| Parameter | Right PDF Reader | PDF Expert |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (5 ratings) | 4.7 (216K ratings) — better |
| Positive reviews | 92.3% of reviews — better | 46.0% of reviews |
| Number of ratings | 5 | 216K — better |
| Update frequency | Every 11 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Best chart rank | — | #64 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 79 MB | 307 MB |
| Age rating | 4+ | 4+ |
| Developer | ZEON Corp | Readdle Technologies Limited |
Customer experience
Right PDF Reader
PDF Expert
Bugs and requests
Right PDF Reader
Not enough reviews yet to summarise bugs or 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
In-app purchases
Right PDF Reader
No in-app purchases
PDF Expert
- 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
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- 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
- PDF Expert Basic$9.99
Questions
Is Right PDF Reader free?
Is PDF Expert free?
Which has better reviews, Right PDF Reader or PDF Expert?
Do Right PDF Reader or PDF Expert have ads?
Which is updated more often, Right PDF Reader or PDF Expert?
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