Comparison

Acrobat Reader vs PDF Editor. Fill Forms & Sign

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

Head to head
About

Acrobat Reader

This app is a powerful PDF tool for viewing, editing, annotating, and signing documents. It offers AI-powered features for summarizing and interacting with PDFs, along with robust conversion and security options. Collaborate on files and access your documents from anywhere.

Highlights
  • View, edit, and annotate PDFs
  • Sign and fill PDF forms
  • Convert files to and from PDF
  • AI-powered document summarization
  • Collaborate in PDF Spaces
  • Compress and secure PDFs
  • Optical Character Recognition (OCR)
Features
Read full description

Major new updates: Collaborate and share your files in PDF Spaces, and turn your document summaries into podcast-style audio in Acrobat Studio. The world’s most trusted PDF reader, PDF editor, and PDF maker with more than 635 million installs. View, share, annotate, add comments, and sign documents - all in one app. You can store your files online and read documents anywhere. Get your 7-day free trial and try all the features of Acrobat Reader. Paid features: Adobe Acrobat AI Assistant • Work across multiple files in one place with PDF Spaces. Collaborate, store, and use AI Assistant across files • Use voice or text prompts with AI Assistant chatbot • Ask questions and get cited answers about details in your document, including charts, graphs, and tables with Figures Q&A • Easily share the responses you get • Try voice support to ask queries and have answers read aloud. • Use new Hands-free to keep the conversation flowing with voice only • Instantly generate summaries from your PDFs with Generative AI Summaries • Get content for emails, text, study notes, blogs, and more [Adobe Acrobat AI Assistant is a paid feature*, free for a limited time] Edit PDFs • With our PDF editor, edit text and images directly in your PDF (mobile only) • Fix typos or add paragraphs with the PDF editor • Easily add, delete, or rotate any image • Use this PDF signer and PDF viewer to get your docs just right Recognize text • Optical Character Recognition (OCR) turns scanned PDFs into searchable, editable text to use in other formats Merge & organize PDFs with PDF Converter • Split or combine multiple files into one PDF with PDF converter • Use the PDF editor to insert, delete, rotate, crop & reorder pages in your PDF file Create, convert & export PDFs • Easily convert to PDF from any file type including Microsoft, Google Docs, and images • Export and convert PDFs to Microsoft Word, Excel, PowerPoint, or various image files • Convert web pages to PDFs Compress & highly secure PDFs • Compress PDF files for easy saving and sharing • Password Protect PDF documents Have your PDF read aloud • Listen to your PDFs on the go, great for reading support • Choose free voices or upgrade for high-quality options Subscribe now to access all these features and use Acrobat across mobile and web platforms. Free-to-use features: PDF signer: Fill & Sign Adobe Fill & Sign is free & available in Acrobat Reader. A form filler and PDF signer that lets you fill, sign, and send Liquid mode in the optimal PDF viewer • Get the best PDF reading experience with this PDF viewer • Search, navigate & adjust font size or spacing to fit your screen Annotate PDFs • Add sticky notes, comments, and highlight text Store & manage files • Link online storage accounts like Microsoft OneDrive, Dropbox, or Google Drive • Star files to quickly open important documents Connect the PDF viewer and reader to Google Drive • A PDF creator that lets you edit, compress, and export Google Drive files with a subscription Work with scanned documents • Access scanned PDFs from Adobe Scan in Acrobat to fill, sign, and share The Acrobat Reader mobile app is designed to work with customers who have Enterprise Mobility Management (EMM) enabled. *An Adobe Acrobat AI Assistant add-on plan is available to Acrobat Individual customers. iOS 16 or above required. Terms & Conditions: Your use of this application is governed by the Adobe General Terms of Use http://www.adobe.com/go/terms_linkfree_en and the Adobe Privacy Policy http://www.adobe.com/go/privacy_policy_linkfree_en Do not sell or share my personal information www.adobe.com/go/ca-rights-linkfree

About

PDF Editor. Fill Forms & Sign

This app offers comprehensive PDF management, allowing you to create, view, edit, annotate, and sign documents. Streamline your workflow by filling forms, adding images, and securing your files with password protection.

Highlights
  • Create new PDFs
  • Edit text and annotate
  • Fill and sign forms
  • Add and manipulate images
  • Password protection
  • Import/export from cloud storage
  • Merge and reorder pages
Features
Read full description

Introducing PDF Sign, the ultimate PDF editor designed to bring convenience and ease-of-use to your digital paperwork. Take full control of your documents and streamline your business operations with PDF Sign. Whether you need to create new PDFs, read and annotate existing ones, fill out forms, or securely sign documents, PDF Sign has you covered. Say goodbye to the hassle of dealing with printed copies and embrace the power of a single app for all your document management needs. Stay one step ahead when it comes to efficient and effective document handling. CREATE & VIEW - Effortlessly create new PDFs from scratch, tailored to your specific needs. - Seamlessly open and view any PDF file with ease. - Zoom in and out for comfortable reading and precise inspection. - Quickly search for information within PDFs using text search. EDIT & ANNOTATE - Edit text within your PDF files, fix typos, and refine paragraphs for a polished result. - Add comments and annotations using text notes, making collaboration a breeze. - Utilize your finger or stylus to write directly on PDFs, providing a personal touch. - Easily fill out PDF forms, eliminating the need for manual paperwork. - Highlight key ideas and incorporate shapes to emphasize important information. - Insert and manipulate images, enabling you to crop, resize, and adjust angles as needed. - Seamlessly sign documents directly on your device's screen, ensuring a professional touch. - Safeguard sensitive data with password protection, granting you peace of mind. MANAGE & STORE - Import files from your device or popular online storage services like iCloud and Dropbox, making access a breeze. - Effortlessly delete pages from multi-page PDF documents, allowing you to refine your content. - Share PDF files with or without annotations, promoting collaboration and efficient communication. - Conveniently print files directly from your device, enabling easy physical copies when needed. - Convert images and documents into PDF files, expanding your options for document creation. - Manage PDF pages with ease, including adding, rotating, and reordering them to suit your preferences. - Merge two or more PDF pages into a single document, enhancing organization and simplicity. AUTO-RENEWABLE SUBSCRIPTIONS You can download the app for free. Further use requires a subscription. When opting for a subscription, you pay the fixed price for your country, which is displayed in the app. Payment will be charged to your Apple ID Account upon confirmation of purchase. Subscription automatically renews and free trial automatically converts into subscription unless auto-renewal is turned off at least 24 hours before the end of the current period. Your Account will be charged for renewal within 24 hours prior to the end of the current subscription period. You can manage your subscriptions and turn off auto-renewal by going to your Account Settings after purchase. When canceling a subscription or a free trial, your subscription/free trial will stay active until the end of the current period. SUBSCRIPTION PRICES Annual - $39.99 Monthly - $9.99 Weekly - $3.99 Read more about our terms and conditions here: https://pdfsignapp.com/privacy/ https://pdfsignapp.com/terms/ Discover the power and convenience of PDF Sign today. Simplify your document management, enhance productivity, and stay ahead of the curve in the ever-changing digital world.

Screenshots

Acrobat Reader4 screens
PDF Editor. Fill Forms & Sign4 screens

Verdict

The call

Acrobat Reader and PDF Editor. Fill Forms & Sign both sit at 4.6 stars, but that hides the real split: 80% of PDF Editor. Fill Forms & Sign's written reviews are positive against 49% of Acrobat Reader's. PDF Editor. Fill Forms & Sign also leads on iOS requirement (15.0 vs 18.3). Acrobat Reader's advantage is update cadence (every 9 days vs every 4 months) and ratings volume (654K vs 166). On price, rating, ads 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. Acrobat Reader sells 16 in-app purchases, starting at $3.99 per month and PDF Editor. Fill Forms & Sign sells 7 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

Acrobat Reader holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: Acrobat Reader has 654K ratings behind it against 166, so its average is the more settled of the two. Written reviews complicate that: 49% of Acrobat Reader's written reviews are positive against 80% of PDF Editor. Fill Forms & Sign's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Acrobat Reader ships an update every 9 days, PDF Editor. Fill Forms & Sign every 4 months. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.

Scorecard5 real differences · 6 level
Acrobat Reader versus PDF Editor. Fill Forms & Sign: the parameters behind the verdict, then further details
ParameterAcrobat ReaderPDF Editor. Fill Forms & Sign
PriceFreeFree
Rating4.6 (654K ratings) — better4.4 (166 ratings)
Positive reviews49.2% of reviews80.0% of reviews — better
Number of ratings654K — better166
Update frequencyEvery 9 days — betterEvery 4 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
Best chart rank#2 — better—
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.315.0 — better
Further details — not scored
Size522 MB29 MB
Age rating4+4+
DeveloperAdobe Inc.FLOWMOTION LLC

Customer experience

Acrobat Reader

All ratings654,141 ratings
Positive91.4%
Neutral2.4%
Negative6.2%
Written reviews3,096 reviews
Positive49.2%
Neutral4.4%
Negative46.4%

PDF Editor. Fill Forms & Sign

All ratings166 ratings
Positive84.9%
Neutral2.4%
Negative12.7%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

Bugs and requests

Acrobat Reader

Reported bugs

4 issues
  • Frequent crashes and freezes
  • Inconsistent behavior when editing PDFs
  • Inability to open or save certain file types
  • Sync issues between mobile and desktop versions

Requested features

5 requests
  • Add erase tool for annotations
  • Improve palm rejection for Apple Pencil
  • Allow direct text editing in PDFs
  • Provide better cloud integration and sync
  • Offer more customization options

PDF Editor. Fill Forms & Sign

Not enough reviews yet to summarise bugs or requests.

In-app purchases

16 purchases

Acrobat Reader

Subscriptions16
  • Acrobat Premium - Monthly$3.991 Month
  • Adobe Acrobat Premium$4.991 Month
  • AI Assistant for Acrobat$6.991 Month
Show 13 more
  • Acrobat Premium$7.497 Days
  • Acrobat Premium - Monthly$9.991 Month
  • Acrobat Premium - Weekly$9.997 Days
  • PDF Pack - Doc Creator$9.991 Month
  • Premium - Edit & Create PDF$9.991 Month
  • PDF Edit and Convert Monthly7 Days trial$12.991 Month
  • Acrobat Premium - Monthly$12.991 Month
  • Acrobat Premium - Monthly$14.991 Month
  • Acrobat Reader Plus - Yearly$19.991 Year
  • Adobe ExportPDF$23.991 Year
  • Adobe Acrobat Pro$24.991 Month
  • Acrobat Premium - Yearly7 Days trial$48.991 Year
  • Acrobat Premium - Yearly7 Days trial2 variants$69.991 Year
7 purchases

PDF Editor. Fill Forms & Sign

Subscriptions6
  • PDF Editor PRO - Week3 Days trial$3.997 Days
  • PDF Editor PRO - Week$3.997 Days
  • PDF Editor PRO - Month7 Days trial$9.991 Month
Show 3 more
  • PDF Editor PRO - Month$9.991 Month
  • PDF to Word PRO - Year$39.991 Year
  • PDF to Word PRO - Year14 Days trial$39.991 Year
One-time1
  • PDF Editor PRO$39.99

Questions

Is Acrobat Reader free?
Acrobat Reader is free to download, with in-app purchases available.
Is PDF Editor. Fill Forms & Sign free?
PDF Editor. Fill Forms & Sign is free to download, with in-app purchases available.
Which has better reviews, Acrobat Reader or PDF Editor. Fill Forms & Sign?
Acrobat Reader is rated higher. Acrobat Reader averages 4.6 out of 5 from 654K ratings, while PDF Editor. Fill Forms & Sign averages 4.4 from 166 ratings.
Do Acrobat Reader or PDF Editor. Fill Forms & Sign have ads?
Neither Acrobat Reader nor PDF Editor. Fill Forms & Sign shows ads.
Which is updated more often, Acrobat Reader or PDF Editor. Fill Forms & Sign?
Acrobat Reader ships an update every 9 days, and PDF Editor. Fill Forms & Sign every 4 months. Most recently, Acrobat Reader was updated on September 25, 2026 and PDF Editor. Fill Forms & Sign on September 23, 2026.

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