Comparison

PDF Lock vs Document Scan, Edit & Merge

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

Head to head
About

PDF Lock

Features
Read full description

Secure your documents instantly with PDF Password Manager – Lock.
 This powerful PDF tool helps you add or remove passwords from multiple PDF files at once. Whether you need to protect sensitive files or remove restrictions for easy access, the app ensures your documents are safe, private, and accessible. Features: • Add Password to PDFs – Lock multiple PDF files with one tap. • Remove PDF Passwords – Unlock multiple documents quickly and easily. • Batch Processing – Protect or unlock dozens of files in seconds. • Secure & Private – All processing is done locally on your device. • Easy to Use – Clean interface designed for professionals and everyday users. Perfect for students, professionals, and businesses who need quick and reliable PDF security. Download PDF Password Manager – Lock today and keep your PDFs secure, private, and always under your control. Information about auto-renewal of subscription: - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. - Subscriptions can be managed by the user and auto-renewal can be turned off by going to the user’s Account Settings after purchase. - Any unused portion of the free trial period will be forfeited when the user purchases a subscription. - Payment will be charged to iTunes Account at confirmation of purchase. - An account will be charged for renewal within 24 hours prior to the end of the current period. The amount charged will depend on the selected plan. Weekly: $0.99 Monthly: $2.99 Yearly: $14.99 PRO scanner features: - No Restrictions on add & Remove Password in PDF Privacy policy : https://brpdflockpasswordprotectedprivacy.blogspot.com Terms of use : https://sites.google.com/view/brtermsofuse/home

About

Document Scan, Edit & Merge

This app allows you to scan, edit, sign, and organize PDF documents directly on your device. It offers a comprehensive suite of tools for document management, all processed offline for maximum privacy and security.

Highlights
  • Scan documents with automatic edge detection
  • Edit and annotate PDFs with text, highlights, and drawings
  • Create and apply digital signatures
  • Merge, split, and reorder PDF pages
  • 100% offline processing for enhanced privacy
  • No account required
Read full description

Turn your iPhone into a complete PDF toolkit for everyday documents. Scan documents, read PDF files, edit pages, sign documents, merge files, split PDFs and use OCR — all without uploading your private files to any server. PDF Scanner is built for fast document work. Create clean scans with your camera, open recent PDFs, add bookmarks, jump directly to any page, combine multiple documents into one, extract specific pages, rotate pages, compress large files, convert photos to PDF and sign forms whenever you need a quick result. Why users choose PDF Scanner: • Scan documents and save instantly as PDF • Full PDF reader with recent files, search and bookmarks • OCR converts scanned text into selectable, copyable content • Merge multiple PDFs into one file • Split and extract pages from any PDF • Sign PDF documents with your finger or Apple Pencil • Compress PDFs to reduce file size before sharing • Convert images and photos to PDF format • Rotate, reorder and delete pages • Works entirely on-device — no account, no cloud upload required Use it for receipts, invoices, notes, contracts, forms, school files, tax documents and everyday PDF tasks. PDF Scanner is free to use, with all features available to every user. The app contains a single optional in-app purchase, "Remove Ads" — a one-time, non-consumable purchase that removes advertisements permanently and supports continued development. There is no subscription, no recurring charges, and no free trial. All app features remain fully accessible regardless of purchase. Download PDF Scanner now and manage your documents faster. Terms of Use: https://www.pdfomnia.com/terms Privacy Policy: https://www.pdfomnia.com/privacy

Screenshots

PDF Lock4 screens
Document Scan, Edit & Merge4 screens

Verdict

The call

The clearest difference is ads: PDF Lock at none against Document Scan, Edit & Merge's shown. On price, in-app purchases, device support and iOS requirement 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 Lock sells 3 in-app purchases, starting at $0.99 per 7 days and Document Scan, Edit & Merge sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 8 level
PDF Lock versus Document Scan, Edit & Merge: the parameters behind the verdict, then further details
ParameterPDF LockDocument Scan, Edit & Merge
PriceFreeFree
Rating—4.0 (2 ratings) — better
Number of ratings—2 — better
Update frequency—Every 3 weeks
AdsNo — betterYes
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.0 — better15.1
Further details — not scored
Size13 MB53 MB
Age rating4+4+
DeveloperBhavnaben RupareliyaOKAN YUKSEL

In-app purchases

3 purchases

PDF Lock

Subscriptions3
  • PDF Protect [ 1 Week ]$0.997 Days
  • Protect PDF [ 1 Month ]$2.991 Month
  • Protect PDF [ 1 Year ]$14.991 Year
1 purchases

Document Scan, Edit & Merge

One-time1
  • Remove Ads$2.99

Questions

Is PDF Lock free?
PDF Lock is free to download, with in-app purchases available.
Is Document Scan, Edit & Merge free?
Document Scan, Edit & Merge is free to download, with in-app purchases available.
Do PDF Lock or Document Scan, Edit & Merge have ads?
Document Scan, Edit & Merge shows ads; PDF Lock does not.

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