Comparison

PDF Max vs Book Reader For PDF

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

Head to head
About

PDF Max

This app allows you to read, annotate, and sign PDF documents on your mobile device. You can mark up text, add handwritten notes, insert stamps, fill out forms, and manage PDF pages. It also offers robust file management and cloud integration for seamless access to your documents.

Highlights
  • Read and annotate PDFs
  • Fill and sign PDF forms
  • Handwriting and text markup
  • Manage PDF pages
  • Cloud storage integration
  • Voice annotations
Features
Read full description

PDF Max is a complete PDF editor for iPhone, iPad, and Mac, trusted by millions of people since 2012. From signing a form to building research you can verify, PDF Max helps you edit, annotate, organize, understand, study, protect, and deliver PDFs—all in one app. YOUR PDF. NOW A WORKSPACE. Collect important passages, highlights, images, tables, formulas, and notes as Cards beside your PDFs. Every Card remembers where it came from, so you can return to the original page whenever you need the full context. • Search, tag, connect, and arrange your Cards • Gather related Cards into named groups called Frames • Organize evidence from several PDFs without merging them • Compare passages side by side or view your evidence as an Outline or table • Present Frames or export your work to Markdown, PDF, or Word STUDY WHAT MATTERS Turn trusted Cards into Questions, practice a focused topic, or use scheduled Study for long-term review. Track your Progress, study text and visual material, and return to the supporting PDF whenever an answer needs more context. On supported devices, Apple Intelligence can draft Questions for you to review before saving. EDIT, ANNOTATE, FILL, AND SIGN • Edit existing text, typography, images, links, shapes, and tables • Add, replace, crop, align, rotate, and arrange content • Remove image backgrounds and automatically crop subjects • Highlight, underline, strike through, draw, stamp, and comment • Add text boxes, callouts, notes, shapes, and threaded comments • Complete forms, find missing required fields, and add reusable signatures • Create and edit text, checkbox, radio, dropdown, signature, date, and image fields • Permanently redact text, areas, pages, or search results SCAN, READ, AND UNDERSTAND • Scan paper with automatic capture, edge detection, cleanup, crop, filters, and page reordering • Make scans searchable with optional OCR • Turn selected images into polished PDFs • Reflow fixed or scanned pages into a comfortable reading column • Keep figures beside the text they explain • Customize reading theme, typography, spacing, margins, and alignment • Translate supported languages and listen with on-device Read Aloud • Keep selected passages and useful context with Focus View VOICE NOTES THAT STAY ON THE PAGE • Place and play audio notes anywhere in a PDF • Create searchable on-device transcripts when the required speech model is available MAKE FLAT FORMS FILLABLE • Detect likely text, checkbox, and signature fields in flat or printed forms • Review every detected field before applying it • Use Form Assist to review suggested answers from your encrypted profile EVERY PDF TOOL IN ONE PLACE • Reorder, rotate, insert, duplicate, replace, extract, merge, split, or delete pages • Compress PDFs while preserving selectable text and vector graphics • Resize mixed pages to standard paper sizes • Add page numbers, N of M, Roman numerals, letters, or Bates numbering • Add or remove an open password • Create and edit PDF outlines and bookmarks • Recognize text with OCR and convert Word documents to PDF • Create PDFs from paper, journal, planner, graph, and project templates • Present PDF pages or Workspace Frames full screen • Save, print, flatten, share, or export the finished result Join more than 25 million downloads worldwide and move from document to outcome with PDF Max. Some advanced features require PDF Max PREMIUM. PDF MAX PREMIUM SUBSCRIPTION Payment will be charged to your Apple Account when the purchase is confirmed. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current subscription period. You can manage or cancel your subscription in your Apple Account settings. Any unused portion of a free trial will be forfeited when a subscription is purchased, where applicable. Privacy Policy: https://mobeera.ai/privacy Terms: https://mobeera.ai/terms

About

Book Reader For PDF

Easily import and read PDF documents from iCloud or AirDrop. This app offers simple navigation with tap-to-scroll and press-and-hold to flip pages, providing a straightforward reading experience.

Highlights
  • Import PDF from iCloud
  • Import PDF with AirDrop
  • Tap to scroll
  • Press and hold to flip pages
Features
Read full description

・ Import PDF from iCloud ・ Import PDF with AirDrop ・ Tap to scroll wisely ・ Press and hold to flip the book

Screenshots

PDF Max4 screens
Book Reader For PDF2 screens

Verdict

The call

The clearest difference is rating: PDF Max at 4.5 against Book Reader For PDF's 2.6. PDF Max also leads on ads (none vs shown) and ratings volume (1.2K vs 5). Book Reader For PDF's advantage is in-app purchases (none vs 10) and iOS requirement (13.0 vs 18.0). On price, update cadence, monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PDF Max sells 10 in-app purchases, starting at $1.99 per 7 days. Book Reader For PDF asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PDF Max holds the better App Store score, 4.5 against 2.6. That said, the two scores are not equally well evidenced: PDF Max has 1.2K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 35% of PDF Max's written reviews are positive against 17% of Book Reader For PDF's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 22, 2026 and October 23, 2026 respectively.

Scorecard6 real differences · 4 level
PDF Max versus Book Reader For PDF: the parameters behind the verdict, then further details
ParameterPDF MaxBook Reader For PDF
PriceFreeFree
Rating4.5 (1.2K ratings) — better2.6 (5 ratings)
Positive reviews35.4% of reviews — better17.4% of reviews
Number of ratings1.2K — better5
Update frequencyMonthlyMonthly
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS18.013.0 — better
Further details — not scored
Size266 MB16 MB
Age rating4+4+
DeveloperMobeerayuuichi tajima

Customer experience

PDF Max

All ratings1,176 ratings
Positive87.8%
Neutral2.6%
Negative9.5%
Written reviews189 reviews
Positive35.4%
Neutral7.4%
Negative57.1%

Book Reader For PDF

All ratings5 ratings
Positive40.0%
Neutral0.0%
Negative60.0%
Written reviews23 reviews
Positive17.4%
Neutral17.4%
Negative65.2%

Bugs and requests

PDF Max

Reported bugs

4 issues
  • Disappearing documents and annotations
  • Incompatibility with newer devices
  • Crashes on launch
  • Unreliable file saving

Requested features

5 requests
  • Dark mode option
  • Ability to edit/delete annotations
  • Better integration with cloud storage
  • Split-screen viewing for PDFs
  • Improved handwriting recognition

Book Reader For PDF

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

PDF Max

Subscriptions3
  • Premium Subscription (1 week)$1.997 Days
  • One year premium$34.991 Year
  • Yearly Onboarding Offer7 Days trial$34.991 Year
One-time7
  • Standard Annotating Package$0.99
  • Cloud Access Package$1.99
  • Advanced Annotating Package$3.99
Show 4 more
  • Form Filling Package$3.99
  • Pro Package$4.99
  • Premium Package (Update)$4.99
  • Premium Package (New User)$9.99
None

Book Reader For PDF

No in-app purchases

Questions

Is PDF Max free?
PDF Max is free to download, with in-app purchases available.
Is Book Reader For PDF free?
Book Reader For PDF is free to download, with no in-app purchases.
Which has better reviews, PDF Max or Book Reader For PDF?
PDF Max is rated higher. PDF Max averages 4.5 out of 5 from 1.2K ratings, while Book Reader For PDF averages 2.6 from 5 ratings.
Do PDF Max or Book Reader For PDF have ads?
Book Reader For PDF shows ads; PDF Max does not.
Which is updated more often, PDF Max or Book Reader For PDF?
PDF Max ships an update monthly, and Book Reader For PDF monthly. Most recently, PDF Max was updated on October 22, 2026 and Book Reader For PDF on October 23, 2026.

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