Comparison

PDF Hero vs PDF Office Pro, Acrobat Expert

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

Head to head
About

PDF Hero

Edit, create, and manage PDF documents on your mobile device. Annotate, fill forms, sign, and share files with ease. Offers advanced features like OCR and compression for enhanced document control.

Highlights
  • Create PDFs from scratch
  • Edit text and annotate documents
  • Fill and sign PDF forms
  • Convert images/documents to PDF
  • OCR for editable text
  • Compress and merge PDFs
  • Password-protect sensitive data
Features
Read full description

Looking for a convenient and easy-to-use PDF editor? View and edit PDF files on the go with PDF Hero! The app works on iPhone and iPad. PDF Hero helps you take control of your papers and run your business in the ever-changing digital world. Create and read PDFs, then annotate, edit, fill and sign forms, or share files. Manage paperwork hassle-free from anywhere – the office, remotely, or from home. There’s no need for printed copies when you can access and edit the docs you need, on the go – all in an app. Stay one step ahead when it comes to document management. CREATE & VIEW - Create PDFs from scratch. - Open and view any PDF file. - Zoom in and out while reading. - Search to find the necessary information using text search. - Read PDFs easier with Read Mode by creating bookmarks and navigating conveniently. EDIT & ANNOTATE - Edit text in your PDF files, fix typos, and correct paragraphs. - Add comments and annotations using text notes. - Write on PDFs with your finger or stylus. - Fill PDF forms. - Highlight key ideas and add shapes. - Insert images, crop, resize, or change the angle if necessary. MANAGE & STORE - Import files from your device or online storage services like iCloud and Dropbox. - Delete pages from a multi-page PDF document. - Share PDF files with or without annotations for further reading and commenting. - Print files right from your device. Level up with Premium features! PRO EDITING - Convert images and documents to PDF files. - Sign docs right on the screen of your device. - Add stamps to PDF documents. - Transform PDF files into editable text with OCR (Optical Character Recognition) technology. PRO MANAGEMENT - Compress PDFs and share them as ZIP files. - Manage PDF pages: add pages, rotate, and reorder them. - Share selected pages of a multi-page PDF file. - Merge two or more PDF pages into a single document. - Password-protect sensitive data. *To digitize printed copies and transform them into editable PDF scans, try our Scan Hero app! Subscription payments will be charged to your App Store account at confirmation of your purchase. Subscriptions will automatically renew and you will be charged unless auto-renew is turned off or unless you cancel at least 24 hours prior to the end of the current subscription or trial period. Any unused portion of a free trial period will be forfeited when you purchase a premium subscription during the free trial period. The cost of renewal depends on the Subscription Plan you choose. Subscriptions and auto-renewal may be managed by going to Account Settings after purchase or by contacting Customer Support. Privacy Policy: https://support.bendingspoons.com/privacy.html?app=1512973255 Terms of Service: https://support.bendingspoons.com/tos.html?app=1512973255 Got questions or suggestions? Please don’t hesitate to email us at pdfhero@bendingspoons.com

About

PDF Office Pro, Acrobat Expert

Edit, sign, and organize PDF documents with this comprehensive tool. Features include text and image editing, OCR, real-time collaboration, and unlimited cloud syncing. Convert PDFs to editable Word documents.

Highlights
  • Edit PDF text and images
  • Sign PDF forms
  • OCR image to text conversion
  • Real-time collaborative editing
  • Unlimited iCloud syncing
  • Convert PDFs to Word (.docx)
Read full description

Introducing PDF Office Pro, the best PDF editor and reader! Edit text, images, sign, forms, highlight, OCR image to text, collaborate, use widgets, and much more! PDF Office Pro is a productivity app that offers a feature packed way to work with PDF documents. Using PDF Office Pro, you can edit PDF text, edit PDF Images, draw on PDF docs with Apple Pencil (not required to draw), convert images to text, invite people for real-time collaborative editing, fill PDF forms, sign PDF docs, edit hyperlinks and upload unlimited PDFs on iCloud and access the data from any iOS and Mac device. PDF Office Pro offers all the basic functionalities such as reading, highlight, draw, sign and organize PDF files; and more advanced features like rearranging PDF pages, real-time collaborative editing, online syncing, annotation, and so much more... **PDF Office Pro bundles exciting features** EDIT PDFs Original Text & Images • Edit, add, remove existing word/s or text/s or image/s. Change the font, size, and color, alignment, fill static PDF docs/forms. Save, replace, delete and resize PDF images. Powerful Editing Tool • Beautiful UI to edit text in your PDF documents • Freehand drawing with your finger or Apple Pencil • Add your own text/notes in the existing body • Scan & Fill PDF document/forms • Merge large PDF docs for easy sharing • Insert and Resize photo into PDFs UNLIMITED UPLOADS AND DATA SYNCING • Upload and Sync unlimited number of PDF files on iCloud and access the data from any iOS or Mac device. OCR - Convert Images to Text • Simple convert an image(s) or PDF to text • Next-Gen OCR with amazing accuracy • Processing done on device, 100% private World’s first real-time collaborative PDF editor • Share your doc with friends/co-workers/clients • Create a shared folder by inviting iClouds users for real-time collaborative editing. Get everyone’s feedback in one place. • Start collaborating work and save all data in shared PDF folder Annotate • Annotate word and text with highlights, underlines, handwriting • Add your comments or notes within the PDF file • Use doc sign creator and add your own signatures • Draw and insert different shapes and objects DARK MODE • Enable dark mode feature for long - time reading. Easily adjust the buttons and toolbars according to your convenience. Organize PDFs • Create a folder and organize your documents • Sync iCloud Drive with the app • Browse recently deleted PDFs Unlimited PDF uploads and syncing • Upload unlimited documents on iCloud • Access these documents from your iPhone, iPad, and Mac • Sync data online and never worry about any data loss Copy Pages • Take pages from one PDF and add to another UPGRADE AND GET: Convert PDFs to Word .docx Fully-Editable Files Conversion Includes: • Text Formatting & Attributes • Annotations & Highlights • Drawings • Images • Tables & more. • The conversion is done on our AWS secure server. All files are deleted IMMEDIATELY and just incase, we do many things: 1) We completely erase the data server every 24 hours. 2) No data is saved or tracked. 3) We even change the name of the PDF to gibberish before uploading! Create Custom PDF Forms • Easy 'Start' with templates for common PDF form objects • Add Text Input Boxes • Checkboxes • Radio • Choices • Buttons SMART COMPRESS • Control the resolution of images inside the PDF • Adjust the image quality • Flatten PDFs • Remove all images if you’d like Stamps & Stamps Builder: • Emphasize sections of the PDF • Create your own stamps MORE • Watermarks on All Pages or One Page • Add/Edit Table of Contents for nice organized outlines • Auto-Add Page numbers to your PDF and specify the exact format and location of the numbers • Add a password to exported PDFs for added protection/security

Screenshots

PDF Hero4 screens
PDF Office Pro, Acrobat Expert4 screens

Verdict

The call

The clearest difference is ads: PDF Hero at none against PDF Office Pro, Acrobat Expert's shown. PDF Hero also leads on ratings volume (10K vs 52) and chart position (#197 vs unranked). PDF Office Pro, Acrobat Expert's advantage is review sentiment (44% vs 18%). 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 Hero sells 12 in-app purchases, starting at $3.99 per 7 days and PDF Office Pro, Acrobat Expert sells 3 one-off in-app purchases. 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 — 4.6 for PDF Hero against 4.5 for PDF Office Pro, Acrobat Expert. That said, the two scores are not equally well evidenced: PDF Hero has 10K ratings behind it against 52, so its average is the more settled of the two. Written reviews are what separate them: 18% of PDF Hero's written reviews are positive against 44% of PDF Office Pro, Acrobat Expert's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.

Scorecard4 real differences · 7 level
PDF Hero versus PDF Office Pro, Acrobat Expert: the parameters behind the verdict, then further details
ParameterPDF HeroPDF Office Pro, Acrobat Expert
PriceFreeFree
Rating4.6 (10K ratings) — better4.5 (52 ratings)
Positive reviews17.8% of reviews44.1% of reviews — better
Number of ratings10K — better52
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#197 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.014.0
Further details — not scored
Size536 MB149 MB
Age rating4+4+
DeveloperMosaic S.r.l.Heytopia LLC

Customer experience

PDF Hero

All ratings10,328 ratings
Positive90.4%
Neutral2.4%
Negative7.1%
Written reviews247 reviews
Positive17.8%
Neutral5.3%
Negative76.9%

PDF Office Pro, Acrobat Expert

All ratings52 ratings
Positive88.5%
Neutral1.9%
Negative9.6%
Written reviews34 reviews
Positive44.1%
Neutral8.8%
Negative47.1%

Bugs and requests

PDF Hero

Reported bugs

4 issues
  • Text disappearing or jumping around during editing
  • Inability to save or transfer edited documents
  • App crashing or freezing during use
  • Incorrect rendering of PDF content

Requested features

4 requests
  • Improved text editing and manipulation
  • Better file management and organization
  • Seamless integration with other apps
  • Clearer subscription and cancellation policies

PDF Office Pro, Acrobat Expert

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

PDF Hero

Subscriptions12
  • Weekly with free trial7 Days trial$3.997 Days
  • Weekly Subscription$3.997 Days
  • Weekly Premium$5.997 Days
Show 9 more
  • Weekly Premium with Free Trial7 Days trial$5.997 Days
  • PDF Hero Premium 1 Month$9.991 Month
  • PDF Hero Premium 1 Month3 Days trial$10.991 Month
  • PDF Hero Premium 1 Month3 Days trial2 variants$11.991 Month
  • Convert & Merge PDF Documents3 Days trial$14.991 Month
  • PDF Hero Premium 3 Months3 Days trial$19.993 Months
  • PDF Hero Premium 1 Year3 Days trial$34.991 Year
  • PDF Hero Premium 1 Year3 Days trial$89.991 Year
  • PDF Hero Premium 1 Year3 Days trial$99.991 Year
3 purchases

PDF Office Pro, Acrobat Expert

One-time3
  • Upgrade to MaxFree
  • Upgrade to Pro MaxFree
  • Upgrade from Max to Pro MaxFree

Questions

Is PDF Hero free?
PDF Hero is free to download, with in-app purchases available.
Is PDF Office Pro, Acrobat Expert free?
PDF Office Pro, Acrobat Expert is free to download, with in-app purchases available.
Which has better reviews, PDF Hero or PDF Office Pro, Acrobat Expert?
PDF Hero is rated higher. PDF Hero averages 4.6 out of 5 from 10K ratings, while PDF Office Pro, Acrobat Expert averages 4.5 from 52 ratings.
Do PDF Hero or PDF Office Pro, Acrobat Expert have ads?
PDF Office Pro, Acrobat Expert shows ads; PDF Hero does not.
Which is updated more often, PDF Hero or PDF Office Pro, Acrobat Expert?
PDF Hero ships an update every 3 weeks, and PDF Office Pro, Acrobat Expert every 3 weeks. Most recently, PDF Hero was updated on September 24, 2026 and PDF Office Pro, Acrobat Expert on September 19, 2026.

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