PDF Locker vs BookmarkPro
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
PDF Locker
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PDF WOLF lets you add password protection to any PDF, directly on your device. No cloud uploads. No accounts. No servers involved. Your files stay private from start to finish. HOW IT WORKS Import any PDF from Files, iCloud Drive, or any app on your device. Choose to generate a cryptographically strong random password automatically, or enter your own. PDF WOLF applies industry-standard PDF encryption on-device, then verifies the result before presenting it to you. Once protection is complete, you can preview the result. Saving the protected PDF to Files or sharing it directly requires a Pro plan. WHAT YOU GET โ Import any PDF from Files or iCloud Drive โ Generate a strong random password with one tap โ Enter and confirm your own password manually โ On-device encryption โ your PDF never leaves your iPhone or iPad โ Verification step confirms encryption worked before you save โ Password vault: all passwords stored securely in your device's Keychain โ Reveal, copy, or reference any saved password from the Passwords tab โ Protection history with thumbnail previews of past protected files โ Save protected PDFs directly to Files (Pro) โ Share protected PDFs via AirDrop, Mail, Messages and more (Pro) PRIVACY FIRST PDF WOLF uses no analytics, no tracking, and no advertising SDKs. It communicates only with Apple's App Store to process purchases. Everything else happens entirely on your device. PRO PLAN A Pro plan (Weekly or Lifetime) unlocks the ability to save protected PDFs to the Files app and share them via the iOS share sheet. The protection process itself can be experienced before purchasing โ Pro gates only the final file delivery. Passwords are stored in your device's Keychain, the same secure storage used by banks and password managers. PDF WOLF never sees or stores your passwords on any server. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://1kbapps.com/pdfwolf/
BookmarkPro
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Own your bookmarks. Own your data. BookmarkPro is a privacy-first bookmark manager that lets you sync bookmarks across Windows, macOS, and iOS while keeping full control of your data. Unlike traditional bookmark services, BookmarkPro does not rely on our servers. Sync your data through WebDAV, OneDrive, or local files. Your bookmarks stay where you choose to store them. Features * Sync bookmarks across Windows, macOS, and iOS * Use WebDAV, OneDrive, or local files for synchronization * End-to-end encrypted bookmark synchronization * Safari extension support * Chrome extension support * Edge extension support * Support for Chromium-based browsers * Save bookmarks directly from the iOS Share Sheet * Automatically save recently visited pages * Fast and powerful search * Import bookmarks from Chrome, Safari, and Edge Save from anywhere BookmarkPro integrates with your favorite browsers and apps, making it easy to save links whenever you find something worth keeping. Never lose track of pages Automatically save recently visited pages and quickly find them later. Enjoy the convenience of a browser bookmark manager without being locked to a specific browser. Find anything instantly Powerful search helps you find the right bookmark in seconds, even in large collections. Browser independent Import bookmarks from major browsers and keep them in one place. Switch between browsers whenever you want without losing access to your data. Privacy first Your bookmark data is yours alone. We do not collect, store, analyze, or have access to your bookmarks. BookmarkPro helps you keep your bookmarks organized, secure, and available everywhere.
Screenshots
Verdict
The clearest difference is update cadence: BookmarkPro at weekly against PDF Locker's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. PDF Locker sells 3 in-app purchases, starting at $4.99 per 7 days and BookmarkPro sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
PDF Locker ships an update every 5 months, BookmarkPro weekly. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.
| Parameter | PDF Locker | BookmarkPro |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Weekly โ better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, Mac |
| Requires iOS | 17.0 | 17.0 |
| Further details โ not scored | ||
| Size | 3 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Vikram Singh | ๅฒญ ๆ |
In-app purchases
PDF Locker
- Mobile Pro Access Weekly$4.997 Days
- Mobile Pro Access Yearly$19.991 Year
- Pro Lifetime Unlock$19.99
BookmarkPro
- BookmarkPro$4.99
Questions
Is PDF Locker free?
Is BookmarkPro free?
Do PDF Locker or BookmarkPro have ads?
Which is updated more often, PDF Locker or BookmarkPro?
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