Comparison

Notability vs PDF Expert

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

Head to head
About

Notability

Capture, organize, and enhance your thoughts with a versatile digital notebook. Seamlessly blend handwriting, typing, and multimedia to annotate documents, record lectures, and generate summaries. Ideal for students and professionals seeking to boost productivity and learning.

Highlights
  • Handwritten and typed notes
  • PDF and document annotation
  • Audio recording and transcription
  • AI-powered summaries and quizzes
  • Customizable organization
  • Cross-device sync
Features
Read full description

From your first lecture to your next big meeting, Notability helps you think, learn, and work better. Take handwritten notes, annotate documents, record audio, and stay organized in one place so your ideas are always clear, searchable, and ready when you need them. NEW: NOTABILITY CLASSIC IS BACK Prefer to pay one time for Notability? Our Classic plan is a one-time purchase with no subscription required. FREE DIGITAL NOTES FOR WORK & SCHOOL • Write, type, or sketch with digital ink, highlighters, and text tools. • Mark up anything: PDFs, textbooks, lecture slides, images, and more. • Combine handwriting, typed text, images, diagrams, and sketches on the same page. • Stay organized with customizable folders and subjects that grow with you. FOR PROFESSIONALS: WORK SMARTER AND SAVE TIME • Mark up documents, capture meetings, organize ideas, and present with confidence. • Import and handwrite on any document: PDFs, DOCs, presentations, reports, and more. • Fill out forms in the office or on a job site. • Combine handwriting, text, photos and documents in one place. • Record calls and meetings to transcribe voice in real-time. Audio is synced to your notes so nothing is missed. • Receive automated meeting notes, takeaways, and summaries. • Search handwriting, transcripts, text, and PDFs to quickly revisit decisions and action items. • Present notes, documents, and ideas in full screen, with a laser pointer to guide attention. • View and edit two notes side-by-side to stay focused and productive. • Share a PDF of your note in one tap. FOR STUDENTS: STUDY SMARTER AND ACE EXAMS • Take handwritten notes digitally or annotate lecture slides or your textbooks. • Record lectures and get instant audio transcripts and real-time summaries in your notes. • Audio recordings are synced to the exact moment you write in a note — perfect for lectures. • Import lecture slides, textbook PDFs, and assignments into organized folders and subjects. • Search across handwriting, typed notes, and transcripts to instantly find content from classes. • Study content from your note with personalized quizzes and flashcards to practice with active recall. • Chat with your notes to review concepts, clarify ideas, and prepare for exams. WORK YOUR WAY • Seamlessly switch between handwriting and typing. • Import files instantly and keep everything connected. • Share notes easily to collaborate or get feedback when needed. • Access your notes across iPad, iPhone, Mac, and the web. • Create beautiful notes using templates from the Notability Gallery. UPGRADE TO A NOTABILITY SUBSCRIPTION Notability is free to use. With an upgraded subscription, you can receive: • Unlimited note-taking • AI-powered productivity and study tools • Handwriting recognition and math conversion • Live Audio transcripts • Auto-backup and iCloud sync Download for free on iPad, iPhone, Mac, and web. Privacy Policy: notability.com/privacy Terms of Service: notability.com/terms

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

Screenshots

Notability4 screens
PDF Expert4 screens

Verdict

The call

The clearest difference is update cadence: Notability at weekly against PDF Expert's fortnightly. PDF Expert's advantage is review sentiment (46% vs 37%). On price, rating, ratings volume and ads 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. Notability sells 10 in-app purchases, starting at $5.99 per month and PDF Expert sells 10 in-app purchases, starting at $9.99 per month. 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 — 4.8 for Notability against 4.7 for PDF Expert. Both are backed by a comparable volume of ratings — 457K and 216K respectively. Written reviews are what separate them: 37% of Notability's written reviews are positive against 46% of PDF Expert's.

UpkeepUpdate frequency

Notability ships an update weekly, PDF Expert fortnightly. Both last shipped on September 24, 2026.

Scorecard2 real differences · 9 level
Notability versus PDF Expert: the parameters behind the verdict, then further details
ParameterNotabilityPDF Expert
PriceFreeFree
Rating4.8 (457K ratings) — better4.7 (216K ratings)
Positive reviews36.5% of reviews46.0% of reviews — better
Number of ratings457K — better216K
Update frequencyWeekly — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
Best chart rank#80#68 — better
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS17.516.0 — better
Further details — not scored
Size411 MB307 MB
Age rating4+4+
DeveloperGinger LabsReaddle Technologies Limited

Customer experience

Notability

All ratings456,880 ratings
Positive94.8%
Neutral1.3%
Negative3.9%
Written reviews3,594 reviews
Positive36.5%
Neutral8.6%
Negative54.8%

PDF Expert

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

User reviews

Notability

From 457K App Store ratings

What we love

  • 🚀 Great app for note-taking
  • 👍 Smooth handwriting experience
  • 📝 Excellent organization and file management
  • 🎙️ Useful audio recording feature
  • 🔍 Handwriting recognition and search

Room to improve

  • 🐛 Sync issues with iCloud
  • 🔍 Limited search and organization options
  • 🖍️ Frustrating highlighter behavior
  • 🔒 Concerns about subscription model
  • 🔧 Buggy after recent updates

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

Bugs and requests

Notability

Reported bugs

4 issues
  • Notes disappearing or getting corrupted
  • Frequent crashes and performance issues
  • Palm rejection problems after updates
  • Inconsistent behavior when importing files

Requested features

5 requests
  • Improved folder/hierarchy organization
  • More shape recognition and drawing tools
  • Side-by-side viewing of multiple notes
  • Ability to edit/rename audio recordings
  • Better integration with other apps and services

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

10 purchases

Notability

Subscriptions9
  • Notability Lite$5.991 Month
  • Notability Plus$7.991 Month
  • Notability Plus$12.993 Months
Show 6 more
  • Notability Lite$14.991 Year
  • Notability Plus1 Year trial2 variants$19.991 Year
  • Notability Plus$19.991 Year
  • Notability Pro$19.991 Month
  • Notability Plus$29.991 Year
  • Notability Pro3 Days trial$99.991 Year
One-time1
  • Notability Classic$49.99
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

Questions

Is Notability free?
Notability is free to download, with in-app purchases available.
Is PDF Expert free?
PDF Expert is free to download, with in-app purchases available.
Which has better reviews, Notability or PDF Expert?
Notability is rated higher. Notability averages 4.8 out of 5 from 457K ratings, while PDF Expert averages 4.7 from 216K ratings.
Do Notability or PDF Expert have ads?
Neither Notability nor PDF Expert shows ads.
Which is updated more often, Notability or PDF Expert?
Notability ships an update weekly, and PDF Expert fortnightly. Most recently, Notability was updated on September 24, 2026 and PDF Expert on September 24, 2026.
Which is more popular, Notability or PDF Expert?
Notability currently peaks at #80 in the App Store charts, and PDF Expert at #68. Chart position reflects recent download velocity rather than total install base.

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