Comparison

PDF Scanner・Document Scanner・ vs unlock pdf & lock pdf

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

Head to head
About

PDF Scanner・Document Scanner・

Transform your device into a powerful mobile scanner. Easily capture, edit, and share documents, IDs, and receipts as PDFs or JPEGs. Add signatures and annotations for professional document handling.

Highlights
  • Scan documents to PDF or JPEG
  • Add and import signatures
  • Annotate and edit scanned documents
  • Organize scans into folders
  • Share via iMessage, email, or cloud services
  • Automatic border detection
  • Multipage scanning
Features
Read full description

PDF Scanner our free scanner app to scan anything you need: Documents, Passport, Licence IDs, business documents, agreements, letters, invoices, order sheets, receipts Scanner and management documents with your iOS device!!! Scanner App is a handy scanner app that will turn your iOS device into a powerful mobile scanner. Easily scan, save and share any document in PDF or JPEG format. You can scan the documents and attach them together save and share as PDF and JPEG. Make folders cope and move any where in the app. Draw and import your signature makes easier for doing business deals. Annotate the documents, receipts, fax papers , books store your scans as multipage PDF or JPEG files. Share your scans via: - iMessage or email documents as PDF, JPEG, or PNG, or save to Camera Roll. - Export the scanned documents to Dropbox, Google Drive , or open in any 3rd party application E-sign & stamp documents right on your iOS device: - Add one or several signatures and stamps into the app - Add the e-sign to scanned pages in a moment Features PDF Scanner : – Scan to the highest quality PDF or JPEG – Save scans in high quality grayscale, black and white or color – Automatic border detection for documents makes them advanced scanner – Advanced processing and color correction – Choose between low, medium and HD scan quality – Multipage scanning ability scan as many pages as you like – ID and Passport scanning modes UNLIMITED ACCESS SUBSCRIPTION • You can subscribe for unlimited access to all features and content offered for purchases within PDF Scanner • Subscriptions are billed monthly, weekly or annually at the rate selected depending on the subscription plan • Payment will be charged to your iTunes Account at confirmation of purchase • Subscription automatically renews at the cost of the chosen package 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 • If eligible for free trial and you subscribe before your free trial ends, the rest of your free trial period will be forfeited as soon as your purchase is confirmed. Subscriptions will start immediately after free trial ends unless cancelled at least 24 hours prior to the end of the trial period. Terms and Conditions: https://drive.google.com/open?id=149BnpvS7Q7PRAzUuZY-FNNxK1OQCgEcW Privacy Policy: https://drive.google.com/open?id=1AiNdqbZ1KUKCPLfdldCGhBftKOuHtFgn Thank you so much for your love! Can’t wait to see what you create We are aways listening, email us for any support You Rock :)

About

unlock pdf & lock pdf

Protect sensitive PDF files by adding password encryption. Effortlessly remove existing passwords from PDFs for easier access. Change PDF passwords and secure your documents with peace of mind. This app helps manage PDF security and accessibility.

Highlights
  • Add password to PDF
  • Remove password from PDF
  • Change PDF password
  • Password encryption
  • Free with ads
  • Premium subscription
Features
Read full description

Protect your sensitive PDF documents with strong password encryption or remove passwords from PDFs you own with just a few taps. PDF Lock & Unlock is a fast, secure, and easy-to-use tool designed to help you manage PDF security anytime, anywhere. Key Features: *** Lock PDF Files *** Add password protection to PDF documents Encrypt confidential files and prevent unauthorized access Secure business, personal, and financial documents *** Unlock PDF Files *** Remove PDF passwords from files you have permission to access Instantly unlock protected PDFs for easier sharing and editing Fast and reliable PDF decryption *** Simple & Fast Processing *** User-friendly interface One-tap PDF protection and unlocking Process files quickly without compromising quality *** Manage PDFs Securely *** Keep your documents safe and private Works with contracts, invoices, reports, forms, and more No technical knowledge required Why Choose PDF Lock & Unlock? Whether you need to secure important documents with a password or unlock PDFs for convenient access, PDF Lock & Unlock provides a simple and efficient solution. Protect your privacy, safeguard sensitive information, and manage PDF security effortlessly. Note: Our app does not break PDF password it just unlocks the PDF file with existing password and save it without any password. So you can open the PDF without entering the password every time you open the document. Our App can be used for free with Ads and limited features, however, you can purchase a Unlock PDF Premium subscription for the additional advanced features, and remove Ads. SUBSCRIPTION AND TERMS: When you download our App you can opt in to a 3 days free trial for monthly and 7 days free trial for yearly subscription. Our App offers auto-renewing monthly/yearly subscription options for access to the app's features and content. Your Unlock PDF Premium subscription will automatically renew at the end of each term and payment will be charged through your iTunes account. You can turn off auto-renew at any time from your iTunes account settings but refunds will not be provided for any unused portion of the term. To avoid renewal, you must cancel at least 24 hours before your subscription or trial ends. Your account will be charged for renewal within 24 hours prior to the end of the current period. Any unused portion of a free trial period will be forfeited if you purchase a subscription. SUBSCRIPTION PRICING: Premium Monthly: $0.99 / Month (3 days free trial) Premium Yearly: $5.99 / Year (7 days free trial) Read more about our terms, conditions, and privacy here: • Privacy Policy: https://www.racersoft.in • Terms of Use: https://racersoft.in/terms-of-use/

Screenshots

PDF Scanner・Document Scanner・4 screens
unlock pdf & lock pdf3 screens

Verdict

The call

The clearest difference is review sentiment: PDF Scanner・Document Scanner・ at 68% against unlock pdf & lock pdf's 35%. PDF Scanner・Document Scanner・ also leads on update cadence (fortnightly vs every 4 months) and rating (4.5 vs 4.2). 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. PDF Scanner・Document Scanner・ sells 4 in-app purchases, starting at $2.99 per 7 days and unlock pdf & lock pdf sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

PDF Scanner・Document Scanner・ holds the better App Store score, 4.5 against 4.2. That said, the two scores are not equally well evidenced: PDF Scanner・Document Scanner・ has 2.1K ratings behind it against 54, so its average is the more settled of the two. Written reviews point the same way: 68% of PDF Scanner・Document Scanner・'s written reviews are positive against 35% of unlock pdf & lock pdf's.

UpkeepUpdate frequency

PDF Scanner・Document Scanner・ ships an update fortnightly, unlock pdf & lock pdf every 4 months. The most recent releases landed on September 26, 2026 and September 27, 2026 respectively.

Scorecard5 real differences · 5 level
PDF Scanner・Document Scanner・ versus unlock pdf & lock pdf: the parameters behind the verdict, then further details
ParameterPDF Scanner・Document Scanner・unlock pdf & lock pdf
PriceFreeFree
Rating4.5 (2.1K ratings) — better4.2 (54 ratings)
Positive reviews67.5% of reviews — better35.3% of reviews
Number of ratings2.1K — better54
Update frequencyFortnightly — betterEvery 4 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size113 MB7 MB
Age rating4+4+
DeveloperProtools LLPSounak Sarkar

Customer experience

PDF Scanner・Document Scanner・

All ratings2,104 ratings
Positive87.3%
Neutral4.4%
Negative8.4%
Written reviews40 reviews
Positive67.5%
Neutral5.0%
Negative27.5%

unlock pdf & lock pdf

All ratings54 ratings
Positive79.6%
Neutral3.7%
Negative16.7%
Written reviews17 reviews
Positive35.3%
Neutral0.0%
Negative64.7%

In-app purchases

4 purchases

PDF Scanner・Document Scanner・

Subscriptions4
  • Scan Documents & PDF Files - Pro3 Days trial$2.997 Days
  • Quick Scan Documents & PDF - Pro3 Days trial$9.991 Month
  • Scan to PDF & Docs – Yearly Pro3 Days trial$19.991 Year
Show 1 more
  • Smart PDF Scanner & Document Reader3 Days trial$19.991 Year
2 purchases

unlock pdf & lock pdf

Subscriptions2
  • Premium Monthly3 Days trial$0.991 Month
  • Premium Yearly7 Days trial$5.991 Year

Questions

Is PDF Scanner・Document Scanner・ free?
PDF Scanner・Document Scanner・ is free to download, with in-app purchases available.
Is unlock pdf & lock pdf free?
unlock pdf & lock pdf is free to download, with in-app purchases available.
Which has better reviews, PDF Scanner・Document Scanner・ or unlock pdf & lock pdf?
PDF Scanner・Document Scanner・ is rated higher. PDF Scanner・Document Scanner・ averages 4.5 out of 5 from 2.1K ratings, while unlock pdf & lock pdf averages 4.2 from 54 ratings.
Do PDF Scanner・Document Scanner・ or unlock pdf & lock pdf have ads?
Both PDF Scanner・Document Scanner・ and unlock pdf & lock pdf show ads.
Which is updated more often, PDF Scanner・Document Scanner・ or unlock pdf & lock pdf?
PDF Scanner・Document Scanner・ ships an update fortnightly, and unlock pdf & lock pdf every 4 months. Most recently, PDF Scanner・Document Scanner・ was updated on September 26, 2026 and unlock pdf & lock pdf on September 27, 2026.

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