Comparison

UPDF vs PDF Reader, Editor & Scanner +

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

Head to head
About

UPDF

This app is a powerful PDF editor for mobile devices, offering AI-powered features for summarizing, translating, and chatting with documents. It allows users to read, edit, annotate, convert, and sign PDFs, as well as scan paper documents into editable files. Manage all your PDF files and protect them with security features.

Highlights
  • AI-powered summarization and translation
  • Edit text, images, and watermarks in PDFs
  • Annotate with various markup tools
  • Convert PDFs to Word, Excel, and PPT
  • Scan documents to editable PDFs
  • Sign and fill PDF forms
  • Organize and protect PDF files
Features
Read full description

UPDF for iOS is an AI-powered PDF editor for iPhone and iPad. Read, edit, annotate, convert, sign, and AI chat with your PDFs — all from your iOS device. Summarize lengthy documents, translate full PDFs, scan paper to PDF, and manage all your files in one place. Amazing features of UPDF for iOS: Edit PDF - Edit text in PDF (change color, font style, font size) - Edit images in PDF (rotate, extract, replace, and crop images) - Edit watermark in PDF (add, edit, delete and favor watermark) - Edit links in PDF (add, edit, copy, and delete) AI Assistant - Summarize, translate, explain, and rephrase lengthy PDFs in minutes. - Engage in a chat with UPDF AI and ask it any questions you have. - Summarize or translate PDF by pages. - Export conversations to Markdown or TXT files. - NEW AI Bookmark Agent: Auto-generate bookmarks and get instant section summaries for any PDF. - NEW AI Semantic Search: Search your PDF by meaning, not just exact words. - NEW AI Editing Suite: Rewrite, refine tone, or correct grammar directly. Read PDF - Flexible reading: vertical and horizontal scrolling, single page or two-page view - Dark mode to protect your eyes - Add and manage bookmarks with AI Bookmark Agent's help - Search text in PDF - Present PDF as a slideshow - Text-to-speech support Annotate PDF - Annotate PDFs using markup tools: pencil, highlight, underline, strikethrough, squiggly line - Add text boxes, text comments, callouts, sticky notes - Add shapes, stamps, and stickers to PDFs - Free-hand drawing on PDF pages OCR PDF - Convert scanned documents and images into searchable and editable PDFs - Recognize text in 38 languages Scan to PDF - Scan physical documents to PDF with your camera - Scan ID cards onto one page - Crop, rotate, and filter scanned images Convert PDF - Convert PDF to Word, Excel, PPT, and images Organize PDF Pages - Insert, replace, extract, split, rotate, remove, and reorder pages in PDFs - Merge multiple PDFs into one file - Copy, paste, and share specific pages in a PDF Sign PDF & Fill PDF Form - Create handwritten signatures - Import and add image signatures - Fill PDF form and add e-signatures - Save signatures to cloud for cross-platform use Create PDF - Create PDF with blank, lined, dotted, grid, and graph papers - Combine multiple files/images into one PDF Protect PDF - Password-protect PDFs to restrict opening, editing, and printing - Add or remove watermarks - Add digital signatures Manage Files - Upload, create, rename, move, copy, duplicate, and organize files or folders - Unzip files by simply tapping .zip files - Search for files - Supports two-finger multiple selections and operations - Move files or folders to trash, and find deleted items in the trash - Protect PDF files with a password or unlock protected PDF files - Compress one or multiple files into a zip file Security Space - Protect your privacy by moving files or folders to Security Space - Enable Face ID & Passcode to access your Security Space Import File - Import files from Photos albums - Import files from the Files App - Transfer files from a computer over the same Wi-Fi View files in All Formats - Browse dozens of different file formats including PDFs, Office documents (.doc, .docx, .ppt, .pptx, .xls, .xlsx), Pages, Keynotes, and Numbers with a single app - Open other formats such as text, HTML, XML, Web Archive, Images (JPG, JPEG, GIF, PNG, TIFF, SVG, BMP), video, audio *** Pro Features of In-App Purchase *** - Use UPDF across all platforms including desktops and mobiles - Free Users will get 1 GB of Cloud Storage; Paid users will get 10 GB of Cloud Storage for free - Advanced PDF features such as Convert PDF with OCR, batch process, etc. are available on the desktop - Unlimited use of Scan to PDF (Free trial only scans up to 5 pages) - Unlimited use of Security Space (Trial version stores up to 10 items) - Secure App with passcode/TouchID/FaceID Need help? Email us at support@superace.com

About

PDF Reader, Editor & Scanner +

Features
Read full description

Discover the ultimate solution for all your PDF needs with PDF Reader, Editor & Converter! Whether you need to read any PDF file on your mobile, convert photos into PDFs, edit documents on the go, this app provides a powerful, intuitive, and user-friendly experience. Key Features: * PDF Reader: View and navigate PDF files effortlessly with a smooth and fast reading experience. * Create PDFs from Text: Compose and format text documents directly in the app and export them as professional-quality PDFs. * Photos to PDF Converter: Easily convert images from your gallery or camera into high-quality PDF files. * PDF Editor: Add annotations, highlight text, insert signatures, and make other edits directly within your PDF. * Text Extraction: Extract text from scanned PDFs or images using advanced OCR technology. * Secure Your PDFs: Protect sensitive information with password encryption. * File Organization: Rename, move, and organize your PDF files efficiently. Why Choose PDF + ? * Fast and Reliable: Lightning-fast conversions and smooth editing tools. * Easy to Use: Designed with a clean and intuitive interface for all users. * High Quality: Retain original formatting and quality in every conversion. * With PDF Reader, Editor & Converter, handling PDF documents has never been easier. Perfect for students, professionals, and anyone who frequently works with PDFs. Download now and take full control of your documents! Get started today and simplify your PDF management experience! SUPPORT Support Email: support@wondapro.com Terms of use: https://www.wondapro.com/wondapro-terms-of-use Privacy policy: https://www.wondapro.com/wondapro-privacy-policy For complete access to features of this App, you will need to allow access to the following: *Camera & Photo Gallery  – the app help to scan photo to get text easily. *Microphone & Speech Recognition – so that speech-to-text feature will work. Payments and Renewal in the App: * You can manage or turn off auto-renew in your Account settings at any time after purchase * "Try Free" for 3 first days available for monthly subscription, auto renew and charge after finishing 3 days. Cancel any time. * No cancellation of the current subscription is allowed during the active period after payment

Screenshots

UPDF4 screens
PDF Reader, Editor & Scanner +4 screens

Verdict

The call

UPDF and PDF Reader, Editor & Scanner + are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. UPDF sells 13 in-app purchases, starting at $9.99 per month and PDF Reader, Editor & Scanner + sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

UPDF ships an update fortnightly, PDF Reader, Editor & Scanner + every 9 days. The most recent releases landed on October 22, 2026 and October 12, 2026 respectively.

ScorecardNo meaningful differences
UPDF versus PDF Reader, Editor & Scanner +: the parameters behind the verdict, then further details
ParameterUPDFPDF Reader, Editor & Scanner +
PriceFreeFree
Rating4.6 (694 ratings) — better—
Positive reviews84.3% of reviews—
Number of ratings694 — better—
Update frequencyFortnightlyEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size195 MB71 MB
Age rating4+17+
DeveloperSuperace Software Technology Co., Ltd.WondaPro Co., Ltd

Bugs and requests

UPDF

Reported bugs

3 issues
  • Inability to edit text directly in PDF files
  • Inconsistent behavior when switching between devices
  • Occasional loss of editing progress when app is minimized

Requested features

5 requests
  • Add password protection for PDF files
  • Improve file organization and folder management
  • Implement keyboard shortcuts for power users
  • Expand OCR capabilities and text extraction
  • Allow custom signature and stamp imports

PDF Reader, Editor & Scanner +

Not enough reviews yet to summarise bugs or requests.

In-app purchases

13 purchases

UPDF

Subscriptions10
  • Monthly Subscription$9.991 Month
  • UPDF AI Unlimited$15.001 Month
  • UPDF AI Standard$15.001 Month
Show 7 more
  • UPDF Pro + AI Unlimited$18.991 Month
  • Quarterly Subscription$19.003 Months
  • Annual Subscription$49.991 Year
  • UPDF AI Standard$69.001 Year
  • UPDF AI Unlimited$79.001 Year
  • UPDF Pro + AI Standard$98.991 Year
  • UPDF Pro + AI Unlimited$118.991 Year
One-time3
  • Perpetual License$79.99
  • Perpetual License$128.99
  • UPDF & AI Add-on for iOS$148.99
3 purchases

PDF Reader, Editor & Scanner +

Subscriptions3
  • Weekly PDF Plus Subscription$4.997 Days
  • Monthly PDF Plus Subscription3 Days trial$9.991 Month
  • Yearly PDF Plus Subscription$79.991 Year

Questions

Is UPDF free?
UPDF is free to download, with in-app purchases available.
Is PDF Reader, Editor & Scanner + free?
PDF Reader, Editor & Scanner + is free to download, with in-app purchases available.
Do UPDF or PDF Reader, Editor & Scanner + have ads?
Neither UPDF nor PDF Reader, Editor & Scanner + shows ads.
Which is updated more often, UPDF or PDF Reader, Editor & Scanner +?
UPDF ships an update fortnightly, and PDF Reader, Editor & Scanner + every 9 days. Most recently, UPDF was updated on October 22, 2026 and PDF Reader, Editor & Scanner + on October 12, 2026.

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