Comparison

Foxit PDF Editor vs iDoc

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

Head to head
About

Foxit PDF Editor

This mobile app offers comprehensive PDF management, allowing users to view, edit, annotate, and convert PDF files on the go. It includes AI-powered features for summarization, translation, and text enhancement, alongside robust tools for creating, signing, and protecting documents.

Highlights
  • AI-powered PDF summarization and translation
  • Edit text and images within PDFs
  • Convert PDFs to and from various formats
  • Annotate and add handwritten signatures
  • Create PDFs from scans or other files
  • Secure PDF files with passwords and redaction
  • Cloud service integration for file access
Features
Read full description

Looking for a versatile PDF editor that you can use anytime, anywhere? Look no further than Foxit PDF Editor mobile app. This easy-to-use PDF editor – trusted by hundreds of millions – allows you to view, edit, and annotate PDF files on iOS devices while on the go. The app also offers advanced subscription-based features, including our AI Assistant, optical character recognition (OCR), handwritten notes conversion, and more. Discover the capabilities of Foxit PDF Editor: • Reliable: 100% compliant with your current PDF ecosystem. • Efficient: Let our AI Assistant do the work for you. • Lightweight: Doesn’t exhaust your device resources. • Fast: Instant access to PDFs with no delays. • Secure: Robust file protection features to safeguard sensitive information. • Collaborative: Maintain full control of your content while working with others.. • Supportive: Access 24/7 customer service via support chat. • Multi-Language: Support for 12 languages for global usability. What Foxit PDF Editor can offer to you: AI Assistant • Agent-based conversation to ask and receive real-time responses • Automate workflows with built-in and custom skills • AI-powered image/chart generation • Translate the text • Auto-create bookmarks • Read documents aloud intelligently View and manage PDF files • Reflow PDF files for easy viewing • Convert scanned text and handwritten notes into digital text* • Easy document navigation with bookmark management features • Search for text within your PDF document • Supports tabbed document interface (for iPad only) • Supports to read the PDF out loud • Rename, move, copy, or delete PDF file(s) Collaborate and share PDF files • Add annotations and stamps to PDF files • Share PDF files and screenshots from within the application • Share multiple files across your desktop and iOS device via Wi-Fi • Save, synchronize, and access PDF files in popular cloud services (Google Drive, OneDrive, etc.) Create and convert PDFs • Create blank PDFs from scratch* • Create PDFs from Microsoft Office, image, text, and HTML files* • Scan and convert paper documents to PDFs (available on iPad 3, iPhone 5, and newer generation products) • Convert PDFs to Microsoft Office, image, text, or HTML files* • Combine PDFs to create a new PDF* Edit PDF files • Insert audios, videos, or hyperlinks to PDFs* • Add/edit text and image objects in PDFs* • Edit document properties* • Optimize PDF documents* • Reorganize PDF pages (Add*, delete, rotate, or extract* pages) Work on PDF forms • Fill out and save PDF forms • Import and export form data • Submit PDF forms via HTTP, FTP, or Email • Work on XFA forms* Sign and protect PDFs • Add handwritten signatures to PDFs • Sign PDF documents with an existing digital certificate* • Protect PDF files with password and Microsoft Information Protection* • Protect PDF information with redaction* The features marked with the asterisk (*) are advanced features based on subscription through in-app purchase. To activate the advanced features, you should create a Foxit account and subscribe to Foxit PDF Editor. After subscription, just sign in with your Foxit account and the advanced features will be available. Terms and Conditions: You must comply with the Foxit-Terms of Use and Privacy Policy (https://appstore.foxitsoftware.com/appstore/license) when using this app. Have feedback? You can contact us at the following address: https://www.foxit.com/support/ticket.html Follow Foxit on Facebook and Twitter! https://www.facebook.com/foxitsoftware https://twitter.com/foxitsoftware

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

Foxit PDF Editor4 screens
iDoc4 screens

Verdict

The call

The clearest difference is in-app purchases: iDoc at none against Foxit PDF Editor's 5. iDoc also leads on update cadence (every 8 days vs monthly) and iOS requirement (11.0 vs 17.0). On price, ads 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. Foxit PDF Editor sells 5 in-app purchases, starting at $4.99 per month. iDoc asks for nothing beyond the download.

UpkeepUpdate frequency

Foxit PDF Editor ships an update monthly, iDoc every 8 days. The most recent releases landed on September 24, 2026 and May 16, 2026 respectively.

Scorecard3 real differences · 7 level
Foxit PDF Editor versus iDoc: the parameters behind the verdict, then further details
ParameterFoxit PDF EditoriDoc
PriceFreeFree
Rating4.5 (4.8K ratings) — better
Positive reviews68.3% of reviews
Number of ratings4.8K — better
Update frequencyMonthlyEvery 8 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.011.0 — better
Further details — not scored
Size328 MB41 MB
Age rating4+4+
DeveloperFOXIT SOFTWARE INCORPORATEDTP TECHNOLOGY SERVICES COMPANY LIMITED

Bugs and requests

Foxit PDF Editor

Reported bugs

5 issues
  • Subscription not recognized after OS update
  • Pages go blank when switching apps
  • Handwriting and text input issues
  • Inconsistent behavior when rotating device
  • Corrupted files and data loss

Requested features

5 requests
  • Allow custom highlight/text color
  • Improve page navigation and bookmarking
  • Integrate with more cloud storage providers
  • Add OCR and text extraction capabilities
  • Enhance annotation tools for better precision

iDoc

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Foxit PDF Editor

Subscriptions5
  • Foxit AI Assistant - Monthly$4.991 Month
  • PDF Editor - Monthly$6.991 Month
  • PDF Editor - Yearly7 Days trial$39.991 Year
Show 2 more
  • Foxit AI Assistant - Yearly$49.991 Year
  • PDF Editor+ Yearly14 Days trial$139.991 Year
None

iDoc

No in-app purchases

Questions

Is Foxit PDF Editor free?
Foxit PDF Editor is free to download, with in-app purchases available.
Is iDoc free?
iDoc is free to download, with no in-app purchases.
Do Foxit PDF Editor or iDoc have ads?
Neither Foxit PDF Editor nor iDoc shows ads.
Which is updated more often, Foxit PDF Editor or iDoc?
Foxit PDF Editor ships an update monthly, and iDoc every 8 days. Most recently, Foxit PDF Editor was updated on September 24, 2026 and iDoc on May 16, 2026.

Other comparisons