LockPDF Alternatives

LockPDF is described as 'Free online tool to encrypt and lock PDF files. Password protect your PDF's with a strong encryption in just a few seconds. With our easy-to-use online PDF protection tool, simply upload your PDF, set your password, and download the secured PDF ready for sharing' and is an website. There are more than 10 alternatives to LockPDF, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best LockPDF alternative is PDFTK Builder, which is both free and Open Source. Other great sites and apps similar to LockPDF are PDFEncrypt, QPDF, PDFTools and PyPDF2.

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LockPDF alternatives page was last updated

Alternatives list

  1. PDFTK Builder icon
     64 likes

    PDFTK Builder is a free graphical interface to for PDFtk, making it much easier to use. It is a easy to use tool to collate (merge), split, encrypt, decrypt, stamp and rotate (only 90°, 180° or 270°) pdf documents.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
     
  2. PDFEncrypt icon
     5 likes

    PDFEncrypt is a free, open-source Windows application that encrypts any PDF file using industry-standard encryption algorithms.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Windows
     
  3. QPDF icon
     15 likes

    It could have been called something like pdf-to-pdf. It also provides many useful capabilities to developers of PDF-producing software or for people who just want to look at the innards of a PDF file to learn more about how they work.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Windows
    • Linux
    • BSD
     
  4. PDFTools icon
     5 likes

    PDFTools is a PDF management application. It can encrypt, decrypt, join, split, stamp, create and rearrange a PDF file.

    Cost / License

    • Free
    • Proprietary

    Alerts

    • Discontinued

    Platforms

    • Windows
     
  5.  3 likes

    PyPDF2 - A utility to read and write pdfs with Python.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
  6. PDF Architect icon
     2 likes

    PDF Architect is a PDF Editor with free functions like rotate, delete and move pages and even more like editing text, PDF to Word, 256 Bit AES Encryption and more.

    92 PDF Architect alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
     
  7. Advanced PDF Utilities Free comes in handy when you need to deal with PDF files such as to merge or split pages, convert PDF to text & convert image to PDF or vice versa. This multipurpose program comes with its nice, clean user interface covering most functions.

    Cost / License

    • Free
    • Proprietary

    Alerts

    • Warning

    Platforms

    • Windows
     
  8. FileProtect provides a secure digital rights management (DRM) wrapper around all your sensitive files, including Adobe PDF and Microsoft Office (Word, Excel, Powerpoint). With FileProtect, there are no plugins to install or update — it all just works.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
     
  9. Locklizard Safeguard PDF Security provides total PDF DRM protection and control over your documents through a multi-layered protection mechanism that does not rely on passwords.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
  10. IGnissta PDF Lock Unlock Tool is a quick and easy to lock your personal PDF files with passwords and unlock PDF copy, print, edit securities, which offered you in free PDF unlocker demo version. Our efficient secured PDF unlock tool helps you to remove PDF restrictions.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
     
  11. FileOpen RightsManager is a client/server solution for encrypting and managing access to documents from your desktop. With RightsManager, you encrypt your documents locally, so there is no need to upload unencrypted documents to an unknown server.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
     
  12. Secret PDF is capable of preventing unauthorized distribution and protect the PDF document from editing, copying, printing and converting. Keep your PDF in safe situation.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Windows
     
12 of 14 LockPDF alternatives