Laatst bijgewerkt op
Jan 16, 2026
Your browser is more powerful than you think: Encrypt PDF in Mozilla Firefox Gratis
Drop document here to upload
Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
Note: Integration described on this webpage may temporarily not be available.
0
Forms filled
0
Forms signed
0
Forms sent
Try these PDF tools
Edit PDF
Quickly edit and annotate PDFs online.
Start now
Sign
eSign documents from anywhere.
Start now
Request signatures
Send a document for eSignature.
Start now
Share
Instantly send PDFs for review and editing.
Start now
Merge
Combine multiple PDFs into one.
Start now
Rearrange
Rearrange pages in a PDF document.
Start now
Compress
Compress PDFs to reduce their size.
Start now
Convert
Convert PDFs into Word, Excel, JPG, or PPT files and vice versa.
Start now
Create from scratch
Start with a blank page.
Start now
Edit DOC
Edit Word documents.
Start now
Discover the simplicity of processing PDFs online
Upload your document in seconds
Fill out, edit, or eSign your PDF hassle-free
Download, export, or share your edited file instantly
Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
Every PDF tool you need to get documents done paper-free
Create & edit PDFs
Generate new PDFs from scratch or transform existing documents into reusable templates. Type anywhere on a PDF, rewrite original PDF content, insert images or graphics, redact sensitive details, and highlight important information using an intuitive online editor.
Fill out & sign PDF forms
Say goodbye to error-prone manual hassles. Complete any PDF document electronically – even while on the go. Pre-fill multiple PDFs simultaneously or extract responses from completed forms with ease.
Organize & convert PDFs
Add, remove, or rearrange pages inside your PDFs in seconds. Create new documents by merging or splitting PDFs. Instantly convert edited files to various formats when you download or export them.
Collect data and approvals
Transform static documents into interactive fillable forms by dragging and dropping various types of fillable fields on your PDFs. Publish these forms on websites or share them via a direct link to capture data, collect signatures, and request payments.
Export documents with ease
Share, email, print, fax, or download edited documents in just a few clicks. Quickly export and import documents from popular cloud storage services like Google Drive, Box, and Dropbox.
Store documents safely
Store an unlimited number of documents and templates securely in the cloud and access them from any location or device. Add an extra level of protection to documents by locking them with a password, placing them in encrypted folders, or requesting user authentication.
Customer trust by the numbers
64M+
users worldwide
4.6/5
average user rating
4M
PDFs edited per month
9 min
average to create and edit a PDF
Join 64+ million people using paperless workflows to drive productivity and cut costs
Why choose our PDF solution?
Cloud-native PDF editor
Access powerful PDF tools, as well as your documents and templates, from anywhere. No installation needed.
Top-rated for ease of use
Create, edit, and fill out PDF documents faster with an intuitive UI that only takes minutes to master.
Industry-leading customer service
Enjoy peace of mind with an award-winning customer support team always within reach.
What our customers say about pdfFiller
See for yourself by reading reviews on the most popular resources:
it was good it need to be made easy to pay for and a one time trying useage. then bill when the person comes back.And the contack number need to be given to end the payments.
2015-06-30
That i was able to fix and remove…
That i was able to fix and remove unwanted documents to send just what i needed. The fact that I can fax without having a big machine to do, matter of fact that is one of the reasons that I decided to use pdfFiller. You make filling out important documents easy and able to sign by uploading just a picture of the signature needed. However you could make it easier to be able to create a fax sheet more personal. The one on the website is okay but not personal enough. Maybe I will think about doing the annual thing let's just see what more I can learn to do with your program. thank you for making it so easy to send important documents from the comfort of my home office without having to pay someone else to fax for me
2023-03-23
I used the free trial to compile rent due ledgers for the ************** requirement. I did not cancel on time and was charged $180 dollars. I reached out to support and ****** returned my email within minutes. I provided my information to customer service specialist ****** and he fixed the problem. There wasn't any back and forth emails. It was straight to the point. Thank you ****** for being quick and professional.
2022-04-05
It's very easy to use. Also the customer service is exceptional. Very responsive to My questions. When I decided I didn't need it anymore, they processed my cancellation quickly and easily.
2022-03-26
Excellent Customer Service
I contacted the customer service team of pdfFiller when I had a problem and it was dealt with straight away. I spoke to someone called Harmhon and they were really kind and understanding. They replied to me very quickly and the problem was resolved in less than a few minutes. Overall, I am very happy with the service and would definitely recommend to a friend.
2021-07-24
pdfFiller is part of a VERY reputable…
pdfFiller is part of a VERY reputable company that stands by their quality and customer service. There are other similar programs out there, but this one offers much more functionality. Highly recommend if you need pdf editing.
2021-04-18
It's worked perfectly for filling out PDFs with no built-in fields, which is all I neeed it for - but it looks like a really great and easy-to-use tool from what I've seen
2021-04-01
I would like more New York templates available in the non-upgraded version. I would also appreciate different pricing options, I am disabled on a fixed income. Other than these two issues, I find pdfFiller useful.
2021-03-02
What do you like best?
It is so easy to learn how to use the app I am not strong on a computer but this made me look like a pro.
What do you dislike?
Having to answer something I have not found yet everything has worked great
Recommendations to others considering the product:
I would tell anyone looking for an pdfApp this is the best and easiest I have found to use.
What problems are you solving with the product? What benefits have you realized?
Erase and retype over words has been a great help. Its quick and Easy to use.
2021-02-12
Encrypt PDF in Mozilla Firefox
Secure your PDF documents effortlessly with the Encrypt PDF feature in Mozilla Firefox. This tool enables you to protect sensitive information and maintain your privacy when sharing files online.
Key Features
Simple encryption process that works directly within the Firefox browser
Supports various encryption methods to safeguard your PDF files
Allows password protection to restrict unauthorized access
Enables easy file sharing while keeping your documents secure
Potential Use Cases and Benefits
Protect confidential business documents before distribution
Safeguard personal information in resumes or legal paperwork
Share files with clients or collaborators without fear of data breaches
Manage sensitive records in a secure manner during online transactions
Encrypting your PDFs can solve the challenge of keeping your important documents secure. By implementing this feature, you can ensure that only authorized users can access your files. This proactive approach to document security helps you maintain control over your information and builds trust with your recipients.
#1 usability according to G2
Try the PDF solution that respects your time.