Comparison

One Scan vs PDF Editor. Fill Forms & Sign

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

Head to head
About

One Scan

Transform your device into a powerful scanner. Effortlessly capture documents, receipts, and photos, then convert them into searchable PDFs. Edit, sign, organize, and share your scanned files with advanced AI features for text recognition and data extraction.

Highlights
  • One-tap scanning with automatic edge detection
  • AI OCR text recognition in 100+ languages
  • Sign, edit, and annotate PDFs
  • Batch scanning for multi-page documents
  • Smart naming and auto-sorting
  • Import from Photos, Files, and Share Sheet
  • iCloud sync across devices
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 Editor. Fill Forms & Sign

This app offers comprehensive PDF management, allowing you to create, view, edit, annotate, and sign documents. Streamline your workflow by filling forms, adding images, and securing your files with password protection.

Highlights
  • Create new PDFs
  • Edit text and annotate
  • Fill and sign forms
  • Add and manipulate images
  • Password protection
  • Import/export from cloud storage
  • Merge and reorder pages
Features
Read full description

Introducing PDF Sign, the ultimate PDF editor designed to bring convenience and ease-of-use to your digital paperwork. Take full control of your documents and streamline your business operations with PDF Sign. Whether you need to create new PDFs, read and annotate existing ones, fill out forms, or securely sign documents, PDF Sign has you covered. Say goodbye to the hassle of dealing with printed copies and embrace the power of a single app for all your document management needs. Stay one step ahead when it comes to efficient and effective document handling. CREATE & VIEW - Effortlessly create new PDFs from scratch, tailored to your specific needs. - Seamlessly open and view any PDF file with ease. - Zoom in and out for comfortable reading and precise inspection. - Quickly search for information within PDFs using text search. EDIT & ANNOTATE - Edit text within your PDF files, fix typos, and refine paragraphs for a polished result. - Add comments and annotations using text notes, making collaboration a breeze. - Utilize your finger or stylus to write directly on PDFs, providing a personal touch. - Easily fill out PDF forms, eliminating the need for manual paperwork. - Highlight key ideas and incorporate shapes to emphasize important information. - Insert and manipulate images, enabling you to crop, resize, and adjust angles as needed. - Seamlessly sign documents directly on your device's screen, ensuring a professional touch. - Safeguard sensitive data with password protection, granting you peace of mind. MANAGE & STORE - Import files from your device or popular online storage services like iCloud and Dropbox, making access a breeze. - Effortlessly delete pages from multi-page PDF documents, allowing you to refine your content. - Share PDF files with or without annotations, promoting collaboration and efficient communication. - Conveniently print files directly from your device, enabling easy physical copies when needed. - Convert images and documents into PDF files, expanding your options for document creation. - Manage PDF pages with ease, including adding, rotating, and reordering them to suit your preferences. - Merge two or more PDF pages into a single document, enhancing organization and simplicity. AUTO-RENEWABLE SUBSCRIPTIONS You can download the app for free. Further use requires a subscription. When opting for a subscription, you pay the fixed price for your country, which is displayed in the app. Payment will be charged to your Apple ID Account upon confirmation of purchase. Subscription automatically renews and free trial automatically converts into subscription unless auto-renewal is turned off at least 24 hours before the end of the current period. Your Account will be charged for renewal within 24 hours prior to the end of the current subscription period. You can manage your subscriptions and turn off auto-renewal by going to your Account Settings after purchase. When canceling a subscription or a free trial, your subscription/free trial will stay active until the end of the current period. SUBSCRIPTION PRICES Annual - $39.99 Monthly - $9.99 Weekly - $3.99 Read more about our terms and conditions here: https://pdfsignapp.com/privacy/ https://pdfsignapp.com/terms/ Discover the power and convenience of PDF Sign today. Simplify your document management, enhance productivity, and stay ahead of the curve in the ever-changing digital world.

Screenshots

One Scan4 screens
PDF Editor. Fill Forms & Sign4 screens

Verdict

The call

The clearest difference is review sentiment: PDF Editor. Fill Forms & Sign at 80% against One Scan's 26%. PDF Editor. Fill Forms & Sign also leads on iOS requirement (15.0 vs 18.0). One Scan's advantage is update cadence (fortnightly vs every 4 months) and ratings volume (12K vs 168). 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 Editor. Fill Forms & Sign sells 7 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

One Scan holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: One Scan has 12K ratings behind it against 168, so its average is the more settled of the two. Written reviews complicate that: 26% of One Scan's written reviews are positive against 80% of PDF Editor. Fill Forms & Sign's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

One Scan ships an update fortnightly, PDF Editor. Fill Forms & Sign every 4 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
One Scan versus PDF Editor. Fill Forms & Sign: the parameters behind the verdict, then further details
ParameterOne ScanPDF Editor. Fill Forms & Sign
PriceFreeFree
Rating4.7 (12K ratings) — better4.4 (168 ratings)
Positive reviews26.0% of reviews80.0% of reviews — better
Number of ratings12K — better168
Update frequencyFortnightly — betterEvery 4 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.015.0 — better
Further details — not scored
Size42 MB29 MB
Age rating4+4+
DeveloperApp RoverFLOWMOTION LLC

Customer experience

One Scan

All ratings11,761 ratings
Positive91.2%
Neutral2.8%
Negative5.9%
Written reviews208 reviews
Positive26.0%
Neutral6.3%
Negative67.8%

PDF Editor. Fill Forms & Sign

All ratings167 ratings
Positive85.0%
Neutral2.4%
Negative12.6%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

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 Editor. Fill Forms & Sign

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
7 purchases

PDF Editor. Fill Forms & Sign

Subscriptions6
  • PDF Editor PRO - Week3 Days trial$3.997 Days
  • PDF Editor PRO - Week$3.997 Days
  • PDF Editor PRO - Month7 Days trial$9.991 Month
Show 3 more
  • PDF Editor PRO - Month$9.991 Month
  • PDF to Word PRO - Year$39.991 Year
  • PDF to Word PRO - Year14 Days trial$39.991 Year
One-time1
  • PDF Editor PRO$39.99

Questions

Is One Scan free?
One Scan is free to download, with in-app purchases available.
Is PDF Editor. Fill Forms & Sign free?
PDF Editor. Fill Forms & Sign is free to download, with in-app purchases available.
Which has better reviews, One Scan or PDF Editor. Fill Forms & Sign?
One Scan is rated higher. One Scan averages 4.7 out of 5 from 12K ratings, while PDF Editor. Fill Forms & Sign averages 4.4 from 168 ratings.
Do One Scan or PDF Editor. Fill Forms & Sign have ads?
Neither One Scan nor PDF Editor. Fill Forms & Sign shows ads.
Which is updated more often, One Scan or PDF Editor. Fill Forms & Sign?
One Scan ships an update fortnightly, and PDF Editor. Fill Forms & Sign every 4 months. Most recently, One Scan was updated on November 6, 2026 and PDF Editor. Fill Forms & Sign on November 3, 2026.

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