Comparison

PDF Reader vs PDF Scanner Converter Document

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

Head to head
About

PDF Reader

Easily view, edit, search, and annotate PDF documents. This software helps manage your daily work needs by supporting multiple document formats and offering convenient sharing and printing options.

Highlights
  • View PDF documents
  • Text search within PDFs
  • Annotate documents
  • Document management
  • Support multiple formats
  • Share and print PDFs
Features
Read full description

PDF Reader is an easy-to-use software that can quickly view, edit, search, annotate, share or print PDF content ,including forms and multimedia to meet your daily work needs. 【Main functions】 • View • Text search • Annotations • Document Management • Support multiple document formats • Share • Print 【Starter guide】 1. Open the PDF document 1) Open from other applications Find the PDF document on emails, webs or other application, tap the Share icon or Open-in option, and choose Copy to PDF Reader, select "PDF Reader". The document will be opened in the PDF Reader . 2) Within the APP You can open the PDF documents that you viewed or edited recently within the APP . 2. Process the documents Open the PDF documents and choose the tools at the top right to process. 3. Complete processing Share files to your friends with email, Facebook, Twitter, Airdrop. Or, print it. 【PDF Reader VIP member subscription instructions】 We offer subscription plans as followed, the price will change depending on the currency 1-month subscription 1-year subscription Payment will be charged to iTunes Account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. Subscriptions may be managed by the user and auto renewal may be turned off by going to the user's Account Settings after purchase. No cancellation of the current subscription is allowed during active subscription period. Any unused portion of a free trial period will be forfeited when the user purchases a subscription to that publication, where applicable. Terms of service: https://kkyun.com/html/service.html Privacy policy: https://kkyun.com/html/privacy.html 【Feedback】 Please contact us: service@kkyun.com

About

PDF Scanner Converter Document

Transform your smartphone into a versatile document scanner and editor. Easily scan, convert, and manage various file types, including images to PDF. Features include PDF editing, signing, printing, a math equation solver, real-time ruler, and QR code scanning.

Highlights
  • Document scanning with smart edge detection
  • Convert images and documents to PDF
  • Edit PDFs with annotations and signatures
  • Import/export various file formats
  • Math equation solver
  • Real-time distance measurement
  • QR code scanner
Features
Read full description

PDF Scanner transforms your smartphone into a powerful and convenient document scanner. Designed for professionals and everyday users alike, this intuitive scanner app allows you to scan, convert, edit, and manage documents with ease. Whether you need a reliable photo to PDF convert scanner or a full-featured PDF file editor, this app has you covered. DOCUMENT SCANNING Quickly scan paper documents, passports, ID cards, books, invoices, images, receipts, or notes. Smart edge detection and auto-enhancement ensure sharp and clear scans every time, making this document scanner ideal for both personal and professional use. ADD FILES - IMPORT & EXPORT Import existing documents from your device, email, or cloud storage. Supported file formats include: DOC, DOCX, TXT, RTF, HTML, EML, XLS, XLSX, PPT, PPTX, HEIC, BMP, and GIF. Organize files in folders for easy access. Export documents in PDF, TXT, Word, DOC, and Excel formats with a single tap. PDF EDITOR Edit PDF files and other documents directly within the app: add annotations, highlight text, insert or delete pages, rearrange content, and more. You can also add a signature to documents for quick approvals or formal use. PDF CONVERTER Seamlessly convert between file formats like PDF, TXT, and DOC. The app also supports image to PDF conversion - turn any photo into a high-quality PDF document, either by capturing it instantly or importing from your gallery. Ideal for archiving handwritten notes, forms, printed pages, and more, with customizable layouts and page order. SHARE DOCUMENTS Easily share scanned or imported documents with others via email, messengers, or cloud services. Whether you're sending reports, forms, or notes, sharing is fast and secure across all major platforms. PDF PRINTER Print scanned or edited documents directly from your phone using wireless printing. Supports AirPrint and other major printing protocols for seamless and efficient output. MATH EQUATIONS SOLVER Scan handwritten math equations and receive instant solutions, making it a powerful tool for students, educators, and anyone working with mathematics. RULER - REAL-TIME DISTANCE MEASUREMENT Use your device’s camera to measure distances accurately in real-time. Ideal for everyday tasks, room planning, and quick measurements on the go. QR CODE SCANNER Instantly scan and read QR codes for websites, contacts, Wi-Fi access, and more - directly within the app. MOBILE SCANNER CONVENIENCE Lightweight and easy to use, this mobile scanner is the perfect companion for anyone who needs fast and flexible document processing on the move. Whether you’re scanning a contract, editing a report, sharing a file, or converting a picture to PDF, this all-in-one tool simplifies your workflow. With PDF Scanner, managing documents is faster, smarter, and always in your pocket. Privacy Policy: https://docs.google.com/document/d/1_gVbgNuVoVfi2gxRDBvuaW7gkLIK-9NsJrO-oZyQO7M/edit?usp=sharing Terms of Use: https://docs.google.com/document/d/1FxDm0HfJjuZkjaneoZ65kSczOu8pYVPjQ3VZ2tpLHNw/edit?usp=sharing

Screenshots

PDF Reader4 screens
PDF Scanner Converter Document4 screens

Verdict

The call

The clearest difference is review sentiment: PDF Reader at 47% against PDF Scanner Converter Document's 0%. PDF Reader also leads on ads (none vs shown) and iOS requirement (9.0 vs 16.0). PDF Scanner Converter Document's advantage is rating (4.5 vs 4.0) and update cadence (every 11 days vs monthly). On price, ratings volume, in-app purchases and monetization model 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 sells 2 in-app purchases, starting at $1.99 per month and PDF Scanner Converter Document sells 13 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

PDF Scanner Converter Document holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 91 and 77 respectively. Written reviews complicate that: 47% of PDF Reader's written reviews are positive against 0% of PDF Scanner Converter Document's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

PDF Reader ships an update monthly, PDF Scanner Converter Document every 11 days. The most recent releases landed on September 8, 2026 and September 22, 2026 respectively.

Scorecard5 real differences · 5 level
PDF Reader versus PDF Scanner Converter Document: the parameters behind the verdict, then further details
ParameterPDF ReaderPDF Scanner Converter Document
PriceFreeFree
Rating4.0 (91 ratings)4.5 (77 ratings) — better
Positive reviews46.7% of reviews — better0.0% of reviews
Number of ratings91 — better77
Update frequencyMonthlyEvery 11 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better16.0
Further details — not scored
Size52 MB103 MB
Age rating4+9+
DeveloperABV MobileTERALIX LTD

Customer experience

PDF Reader

All ratings91 ratings
Positive70.3%
Neutral6.6%
Negative23.1%
Written reviews15 reviews
Positive46.7%
Neutral13.3%
Negative40.0%

PDF Scanner Converter Document

All ratings77 ratings
Positive87.0%
Neutral3.9%
Negative9.1%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

2 purchases

PDF Reader

Subscriptions2
  • Monthly VIP$1.991 Month
  • Annual VIP3 Days trial$14.491 Year
13 purchases

PDF Scanner Converter Document

Subscriptions12
  • Subscribe weekly3 Days trial$3.997 Days
  • Subscribe monthly3 Days trial$4.991 Month
  • Subscribe monthly3 Days trial$6.991 Month
Show 9 more
  • Premium version3 Days trial$6.997 Days
  • Subscribe Monthly$6.991 Month
  • Subscribe monthly3 Days trial$7.991 Month
  • Premium Access3 Days trial$7.997 Days
  • PDF Year Subscription3 Days trial$29.991 Year
  • PDF Year Subscription$39.991 Year
  • Subscribe annually3 Days trial$39.991 Year
  • Best solution for everyone3 Days trial2 variants$39.991 Year
  • Best solution for everyone$39.991 Year
One-time1
  • PDF Scanner - Premium FOREVER$49.99

Questions

Is PDF Reader free?
PDF Reader is free to download, with in-app purchases available.
Is PDF Scanner Converter Document free?
PDF Scanner Converter Document is free to download, with in-app purchases available.
Which has better reviews, PDF Reader or PDF Scanner Converter Document?
PDF Scanner Converter Document is rated higher. PDF Reader averages 4.0 out of 5 from 91 ratings, while PDF Scanner Converter Document averages 4.5 from 77 ratings.
Do PDF Reader or PDF Scanner Converter Document have ads?
PDF Scanner Converter Document shows ads; PDF Reader does not.
Which is updated more often, PDF Reader or PDF Scanner Converter Document?
PDF Reader ships an update monthly, and PDF Scanner Converter Document every 11 days. Most recently, PDF Reader was updated on September 8, 2026 and PDF Scanner Converter Document on September 22, 2026.

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