Comparison

One Scan vs PDF document Scanner

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

Head to head
About

One Scan

Easily scan, convert, and sign documents from your device. Organize your business and personal files with features like auto-detection, flash, and folder management. Edit, e-sign, and share your scanned documents quickly and efficiently.

Highlights
  • Scan documents with auto-detection
  • Convert to PDF instantly
  • E-sign and paraph files
  • Organize with folders and search
  • Share via email and text
  • Import files from cloud storage
Features
Read full description

One Scan turns your iPhone and iPad into a powerful AI scanner. Point, tap, done: documents, receipts, ID cards, books and photos become crisp, searchable PDFs in one tap. Then sign, edit, organize and share them in seconds. Everything you expect from a top scanner app, without the clutter. No settings to fiddle with, no learning curve: One Scan does the hard work for you. SCAN ANYTHING IN ONE TAP - Automatic edge detection, perspective correction and shadow removal - Batch mode: capture dozens of pages in a row and get a single multi-page PDF - Smart filters: color, grayscale, black & white, whiteboard and auto-enhance - Dedicated modes for documents, ID cards (front and back on one page), passports, business cards, books, receipts and photos - Import from Photos, Files, Mail or any app with the Share Sheet - Built-in QR code and barcode reader AI THAT DOES THE BORING PART - OCR text recognition in 100+ languages: copy, search and export the text of any scan - AI summaries and instant answers: ask a question about a contract, an invoice or a report and get the answer - Smart naming and auto-sorting: One Scan reads your document, names it and files it for you - Data extraction: pull dates, totals and vendors from receipts and invoices, ready to export - One-tap translation of scanned text SIGN AND EDIT PDFS - Sign with your finger, Apple Pencil or a saved signature; add initials, dates and text fields - Fill out forms, annotate, highlight, draw, add stamps and watermarks - Reorder, rotate, delete, merge and split pages - Compress files, choose the page size (A4, Letter…) and the margins - Export as PDF, JPG, PNG, TXT or Word ORGANIZE AND FIND EVERYTHING - Folders, tags and favorites - Full-text search inside your scans, powered by OCR - iCloud sync keeps your library up to date on iPhone and iPad - Save to Files, iCloud Drive, Google Drive, Dropbox or OneDrive - Share by Mail, Messages, AirDrop or WhatsApp, or print with AirPrint PRIVATE BY DESIGN - Your scans are processed on your device and stay in your library. No account required - Lock the app and individual documents with Face ID, Touch ID or a passcode - Password-protect PDFs before you share them - No ads, and we never sell your data MADE FOR IPHONE AND IPAD - Full iPad experience: Split View, drag and drop, keyboard shortcuts and Apple Pencil - Home Screen widgets, Siri Shortcuts and a Files extension to scan from anywhere - Optimized for the latest iOS and iPadOS PERFECT FOR Students, teachers, freelancers, small businesses, travelers and remote workers. Anyone who needs to scan contracts, receipts, notes, whiteboards, IDs or old family photos. Terms of Use: https://mwm.ai/legal/scanner/terms-of-use Privacy Policy: https://mwm.ai/legal/scanner/privacy-policy

About

PDF document Scanner

Instantly scan, edit, and sign documents with this powerful yet compact scanner app. Convert files to PDF, JPG, or TXT, and utilize OCR to extract text. Securely store and share your documents with advanced editing and file management features.

Highlights
  • Scan documents to PDF, JPG, TXT
  • OCR text recognition
  • Electronic signature
  • PDF conversion
  • Document editing and file management
  • Secure local storage
Features
Read full description

Download this scanner app for free to instantly scan, save, and share any document in PDF, JPG or TXT formats. DOCUMENT SCANNER This tiny yet powerful free scanner app is a must-have for students and anyone involved in a small business: accountants, realtors, managers, or lawyers. Scan anything you need, including receipts, contracts, paper notes, fax papers, books, and store your scans as multipage PDF or JPG files. INNOVATIVE PDF SCANNER – Scan documents and photos to PDF, JPG, or TXT – Easily scan multiple pages into one document – Recognize text from any scannable object with OCR – Put your electronic signature on documents PDF CONVERTER – PDF Converter: create pdf from a website, convert document files (doc, docx, ppt, pptx) to PDF. – Supported file formats: pdf, jpg, doc, docx, txt, xls, xlsm, xlsx, csv, ppt, pptm, pptx EASILY SHARE – Share files for commenting or viewing in WhatsApp, iMessage, Microsoft Teams. – Collect comments from multiple people in one file online. – Speed document reviews by responding to each other’s comments. – Receive activity notifications for files you’ve shared. – Email attachment or sending the doc link. HANDY DOCUMENT EDITOR & FILE MANAGER – Edit scans using color correction and noise removing features – Use file manager with folders, drag & drop, and document editing features – Protect your confidential scans by locking folders and files with PIN EASY DOCUMENT SHARING – Scan documents and share them in just a few taps – Print contracts and invoices right from the scanning app – Share and upload scanned documents to cloud services like Dropbox, Google Drive, Evernote, OneDrive. – With this secure free scanner app, any scanned or exported documents are stored locally on your iPhone, and neither we nor any third-party can access them. Terms of use : https://ios-apps1.web.app/scanx_terms.html

Screenshots

One Scan4 screens
PDF document Scanner4 screens

Verdict

The call

The clearest difference is ratings volume: One Scan at 12K against PDF document Scanner's 88. PDF document Scanner's advantage is rating (4.9 vs 4.7) and update cadence (monthly vs every 2 months). On price, ads, 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. One Scan sells 10 in-app purchases, starting at $3.99 per 7 days and PDF document Scanner sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

PDF document Scanner holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: One Scan has 12K ratings behind it against 88, so its average is the more settled of the two.

UpkeepUpdate frequency

One Scan ships an update every 2 months, PDF document Scanner monthly. The most recent releases landed on October 1, 2026 and September 7, 2026 respectively.

Scorecard4 real differences · 6 level
One Scan versus PDF document Scanner: the parameters behind the verdict, then further details
ParameterOne ScanPDF document Scanner
PriceFreeFree
Rating4.7 (12K ratings)4.9 (88 ratings) — better
Positive reviews26.0% of reviews—
Number of ratings12K — better88
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.014.0 — better
Further details — not scored
Size41 MB13 MB
Age rating4+4+
DeveloperApp RoverBytesong Private Limited

Customer experience

One Scan

All ratings11,769 ratings
Positive91.2%
Neutral2.8%
Negative5.9%
Written reviews208 reviews
Positive26.0%
Neutral6.3%
Negative67.8%

PDF document Scanner

All ratings88 ratings
Positive97.7%
Neutral1.1%
Negative1.1%

Bugs and requests

One Scan

Reported bugs

3 issues
  • App freezes and becomes unresponsive
  • Scans not saving properly
  • Subscription charges continue even after cancellation

Requested features

3 requests
  • Free tier with limited scans
  • Ability to export scans to cloud storage
  • Better customer support and communication

PDF document Scanner

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

One Scan

Subscriptions10
  • Weekly Premium Pass7 Days trial$3.997 Days
  • Weekly Premium Pass7 Days trial$5.997 Days
  • Scanner Premium Pass7 Days trial$7.997 Days
Show 7 more
  • Monthly Premium Pass7 Days trial$9.991 Month
  • Monthly Premium Pass3 Days trial$9.991 Month
  • Annual Premium Pass$29.991 Year
  • Annually Premium Pass7 Days trial$49.991 Year
  • Yearly Premium Pass3 Days trial$49.991 Year
  • Yearly Premium Pass.$49.991 Year
  • Annually Premium Pass7 Days trial$59.991 Year
3 purchases

PDF document Scanner

Subscriptions3
  • Weekly3 Days trial$5.997 Days
  • Monthly3 Days trial$7.991 Month
  • Yearly$29.991 Year

Questions

Is One Scan free?
One Scan is free to download, with in-app purchases available.
Is PDF document Scanner free?
PDF document Scanner is free to download, with in-app purchases available.
Which has better reviews, One Scan or PDF document Scanner?
PDF document Scanner is rated higher. One Scan averages 4.7 out of 5 from 12K ratings, while PDF document Scanner averages 4.9 from 88 ratings.
Do One Scan or PDF document Scanner have ads?
Neither One Scan nor PDF document Scanner shows ads.
Which is updated more often, One Scan or PDF document Scanner?
One Scan ships an update every 2 months, and PDF document Scanner monthly. Most recently, One Scan was updated on October 1, 2026 and PDF document Scanner on September 7, 2026.

Other comparisons