Comparison

PDF Reader Pro for Document vs iDoc

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

Head to head
About

PDF Reader Pro for Document

This app provides a fast and secure way to view PDF documents on your mobile device. It allows you to open and read PDFs, access scanned documents, and share files in various formats like PDF and Word.

Highlights
  • View PDF documents
  • Access scanned PDFs
  • Share as PDF/Word
  • Reading mode
  • Upload documents
Features
Read full description

PDF Reader Pro for Document helps you finish real PDF work on iPhone: read a report before a meeting, mark up a contract, turn a PDF into an Office file, or send just the pages someone needs. Read PDFs in a clean mobile viewer built for everyday documents: business reports, agreements, class notes, research papers, proposals, receipts, and more. Mark up what matters with highlights, underlines, strikethroughs, ink, shapes, and text notes. Select existing annotations to remove them, or update FreeText notes when your comments change. Convert PDFs to Word, Excel, PPT, or images when you need reusable files for work, school, or sharing. Encrypted PDFs are detected before conversion, so protected documents stay out of the conversion flow. Organize pages without going back to a desktop. Reorder pages, delete unwanted pages, merge documents, split files, or export only the pages you need. Free users can read and annotate PDFs, with limited conversion access. VIP unlocks full conversion plus advanced page tools. Download PDF Reader Pro for Document and make PDF work simpler on iPhone. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

iDoc

Features
Read full description

iDoc - PDF Reader and Viewer - An INTELLIGENT and OPTIMIZED application for office productivity No need to open your computer or use a web browser to read documents, as all file formats can be opened, read and viewed anytime, anywhere on your phone even offline, without the need for an internet connection. iDoc - PDF Reader and Viewer helps manage and read documents in all file formats: PDF, PPT, XLS, TXT and WORD, quickly and easily. iDoc is an excellent platform where everyone can improve work productivity and learning by uploading, downloading, and sharing documents with the community. Versatile and free document reader - Open and view documents from file manager in any format - Easily read multiple file types with simple gestures - Easily search for files with intelligent search system - Read documents, read file offline - Enjoy smooth file reading with smooth scrolling capabilities Efficient document management - Simple document management and organization - View Category list with various publicly uploaded documents - Move favorite documents to ""Add to Favorites"" for later reading Other features - Zoom in, zoom out PDF files - Easily select to access the popup list of document pages - Rename, delete, sort, and view file details with simple gestures - Easily share document files, PDF files, docx files, xlsx files, ppt files, txt files - Preview documents before deciding to download - Print documents through a connected printer - Easily bookmark and pin documents. Support for multiple formats, open all types of files - PDF file reader - Word file reader: DOC, DOCX, DOCS - Excel file reader: XLS, XLSX - Slide documents: PPT, PPTX, PPS, PPSX - Other Office 365 Word file reader: TXT, ODT, ZIP iDoc will provide you with the best experience with a document reader that can be used anytime, anywhere, simple and FREE! - Compatible with all types of devices, all types of documents - Saves battery and storage space - Fast loading speed - Documents are updated weekly - There is a user community sharing files that makes your life more productive - User-friendly interface, easy to use - Can be used without the Internet - Free to search, read, and download unlimited types of documents iDoc - PDF Reader and Viewer will make your life more productive. Join the document sharing community and DOWNLOAD the smart and convenient PDF Reader and Viewer for FREE!!!

Screenshots

PDF Reader Pro for Document4 screens
iDoc4 screens

Verdict

The call

The clearest difference is in-app purchases: iDoc at none against PDF Reader Pro for Document's 2. iDoc also leads on ads (none vs shown) and update cadence (every 8 days vs every 3 weeks). On price 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 Reader Pro for Document sells 2 in-app purchases, starting at $6.99 per month. iDoc asks for nothing beyond the download.

UpkeepUpdate frequency

PDF Reader Pro for Document ships an update every 3 weeks, iDoc every 8 days. The most recent releases landed on September 22, 2026 and May 16, 2026 respectively.

Scorecard4 real differences · 6 level
PDF Reader Pro for Document versus iDoc: the parameters behind the verdict, then further details
ParameterPDF Reader Pro for DocumentiDoc
PriceFreeFree
Rating4.7 (367 ratings) — better
Positive reviews84.8% of reviews
Number of ratings367 — better
Update frequencyEvery 3 weeksEvery 8 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationAd-supported
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.611.0 — better
Further details — not scored
Size73 MB41 MB
Age rating4+4+
DeveloperFan Technology LimitedTP TECHNOLOGY SERVICES COMPANY LIMITED

Bugs and requests

PDF Reader Pro for Document

Reported bugs

6 issues
  • App crashes and freezes during use
  • Cannot open downloaded PDF files
  • File deletion not working properly
  • Does not save last opened page
  • Poor performance on small phone screens
Show 1 more
  • Compatibility issues with older iOS versions

Requested features

8 requests
  • Add landscape mode orientation
  • Implement font size adjustment options
  • Add page number search functionality
  • Save last opened page position
  • Add PDF editing capabilities
Show 3 more
  • Optimize for iPad display format
  • Move top navigation bar to bottom
  • Improve file deletion functionality

iDoc

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

PDF Reader Pro for Document

Subscriptions2
  • PDF Reader Pro Monthly$6.991 Month
  • PDF Reader Pro Yearly7 Days trial$39.991 Year
None

iDoc

No in-app purchases

Questions

Is PDF Reader Pro for Document free?
PDF Reader Pro for Document is free to download, with in-app purchases available.
Is iDoc free?
iDoc is free to download, with no in-app purchases.
Do PDF Reader Pro for Document or iDoc have ads?
PDF Reader Pro for Document shows ads; iDoc does not.
Which is updated more often, PDF Reader Pro for Document or iDoc?
PDF Reader Pro for Document ships an update every 3 weeks, and iDoc every 8 days. Most recently, PDF Reader Pro for Document was updated on September 22, 2026 and iDoc on May 16, 2026.

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