Comparison

PDF Password Tool vs Unlock PDF

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

Head to head
About

PDF Password Tool

Secure your PDF documents by adding or removing passwords. This utility processes files directly on your device, ensuring privacy for sensitive information like contracts and certificates. It supports batch processing and easy sharing of protected or unlocked PDF copies.

Highlights
  • Unlock PDFs with existing password
  • Add new open password to unlocked PDFs
  • Process multiple PDF files
  • Save or share processed copies
  • Open PDFs from Files app
  • Supports English and Korean
Features
Read full description

PDF Password Tool is a simple PDF security utility for creating unlocked copies of PDFs you can already open, or adding a new open password to PDFs that are not protected yet. It is designed to process files on your device without uploading them to a server. Use it for contracts, certificates, work documents, personal files, and other PDFs you want to handle carefully. Key features - Unlock PDFs when you already know the password - Add a new open password to unlocked PDFs - Process multiple PDF files in order - Save or share processed PDF copies - Open PDFs from Files and share sheets - Multilingual interface: English, Korean, Japanese, Hindi, Spanish, Portuguese, German, French, Indonesian, Italian, Vietnamese, Thai, Arabic, and Chinese (Simplified and Traditional). Please note - This app does not recover or guess PDF passwords. - You need the current password to create an unlocked copy. - If you forget a newly added password, the app cannot recover it. Use PDF Password Tool to manage protected PDF copies quickly and clearly.

About

Unlock PDF

Features
Read full description

Unlock PDF removes the password from protected PDF files - entirely on your iPhone. Pick a locked PDF, enter its password once, and save or share an unlocked copy that opens anywhere without a password prompt. WHY UNLOCK PDF - 100% offline: your files and passwords never leave your device - No accounts, no subscriptions, no ads - Fast: unlocks most documents in under a second - Works with the Files app, iCloud Drive, and any document provider - Unlock straight from Mail or any app: tap Share → Unlock PDF - Share or save the unlocked copy anywhere with the share sheet - Native iOS design with full dark mode support PRIVACY FIRST Unlike online PDF unlockers, Unlock PDF does all processing locally. Nothing is uploaded, tracked, or collected. The app works in airplane mode. Note: you need to know the password of the PDF - this app removes the password protection from documents you can already open, it does not crack or bypass unknown passwords.

Screenshots

PDF Password Tool4 screens
Unlock PDF4 screens

Verdict

The call

The clearest difference is ads: Unlock PDF at none against PDF Password Tool's shown. PDF Password Tool's advantage is update cadence (fortnightly vs every 4 months) and device support (3 vs 1). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PDF Password Tool ships an update fortnightly, Unlock PDF every 4 months. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
PDF Password Tool versus Unlock PDF: the parameters behind the verdict, then further details
ParameterPDF Password ToolUnlock PDF
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyFortnightly — betterEvery 4 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better16.4
Further details — not scored
Size30 MB42 MB
Age rating4+4+
DeveloperBokeriaLubomir Dlhy

In-app purchases

None

PDF Password Tool

No in-app purchases

None

Unlock PDF

No in-app purchases

Questions

Is PDF Password Tool free?
PDF Password Tool is free to download, with no in-app purchases.
Is Unlock PDF free?
Unlock PDF is free to download, with no in-app purchases.
Do PDF Password Tool or Unlock PDF have ads?
PDF Password Tool shows ads; Unlock PDF does not.
Which is updated more often, PDF Password Tool or Unlock PDF?
PDF Password Tool ships an update fortnightly, and Unlock PDF every 4 months. Most recently, PDF Password Tool was updated on October 24, 2026 and Unlock PDF on October 24, 2026.

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