Lock and Unlock PDF for free
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Every PDF tool you need to get documents done paper-free

Create & edit PDFs

Fill out & sign PDF forms

Organize & convert PDFs

Collect data and approvals

Export documents with ease

Store documents safely
Customer trust by the numbers
Why choose our PDF solution?
Cloud-native PDF editor
Top-rated for ease of use
Industry-leading customer service
What our customers say about pdfFiller
I love that I don't need to hurt my brain trying to learn how to complete a simple task on PDFfiller. Everything is right where I need it and very easy to use. All the functions I need are right at the top and do exactly what I would expect. I like that it is web based and that I can access save documents anywhere if I am not at my computer.
What do you dislike?
I honestly cannot think of anything I dislike. I did some research before using this program and it fit my needs better than anything else.
Recommendations to others considering the product:
This is a great product for anyone who does not have access to a employer issued PDF document editor. It has all the functions of their competitors however I find it much easier to use and navigate.
What problems are you solving with the product? What benefits have you realized?
I don't have access to document signing software through my employer. So now I am able to create fillable PDFs, Sign and Date documents without having to print out and scan into my email. It makes tasks quick and easy.
Lock and Unlock PDF Feature
Protecting your PDF files has never been easier. Our Lock and Unlock PDF feature provides a simple way to secure your documents. With just a few clicks, you can lock sensitive files and control who can access them. When you need to share a document, unlock it quickly and easily, maintaining the flexibility you need.
Key Features
Potential Use Cases and Benefits
This feature solves your problem of document security. You can lock confidential PDFs to prevent unauthorized access. When you need to share information, simply unlock the document for authorized users. With this feature, you gain control, ensuring that your important files remain protected throughout their lifecycle.
How to Use the Lock and Unlock PDF Feature in pdfFiller
The Lock and Unlock PDF feature in pdfFiller allows you to secure your PDF documents and control who can access and edit them. Follow these simple steps to use this feature:
By following these steps, you can easily lock and unlock PDF documents using the pdfFiller Lock and Unlock PDF feature. Enjoy the added security and control over your important files!