Formstack Sign PDF Converter shortcut alternative For Free

Use pdfFiller instead of Formstack Sign to fill out forms and edit PDF documents online. Get a comprehensive PDF toolkit at the most competitive price.
Drop document here to upload
Select from device
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

Edit, manage, and save documents in your preferred format

Card illustration

Convert documents with ease

Convert text documents (.docx), spreadsheets (.xlsx), images (.jpeg), and presentations (.pptx) into editable PDFs (.pdf) and vice versa.
Card illustration

Start with any popular format

You can upload documents in PDF, DOC/DOCX, RTF, JPEG, PNG, and TXT formats and start editing them immediately or convert them to other formats.
Card illustration

Store converted documents anywhere

Select the necessary format and download your file to your device or export it to your cloud storage. pdfFiller supports Google Drive, Box, Dropbox, and OneDrive.
Card illustration

Convert documents in batches

Bundle multiple documents into a single package and convert them all in one go—no need to process files individually.
Card illustration

Preview and manage pages

Review the documents you are about to convert and exclude the pages you don’t need. This way, you can compress your files without losing quality.
Card illustration

Protect converted documents

Safeguard your sensitive information while converting documents. Set up a password and lock your document to prevent unauthorized access.

How to quickly convert and compress your PDF?

Upload your document

Upload a document from your device, cloud storage, email, or URL.
Screenshot

Use the converter tool

Select your document and click Convert .
Screenshot

Select format and destination

Decide on the file type and where you want to save the converted document—on your device or in your cloud storage.
Screenshot

Manage pages and additional settings

Once everything is set, you can access advanced settings to compress a document by excluding unnecessary pages, set passwords, and select other options.
Screenshot
Screenshot
Screenshot
Screenshot
Screenshot
Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025

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:
Just started using it today and found that it's a capable software. Tends to be slow sometime but that's maybe because of the internet connection. Overall it's good.
Rudh T
2017-08-22
PDFfiller is very easy to use and the auto-save feature works reliably. One thing that I didn't like was that I had to sign up for a plan to be able to save my pdf. Had I not chosen to sign up, I believe my work would have not been saved. What compelled me to sign up was that I didn't want to lose the work that I was doing. Overall, I think PDFfiller is a great tool and worth the money; however, some users may not like the mandatory payment in order to see their documents again.
Long N
2018-03-10
great I run a water and sewage restoration business and this had made it possible to do all my emails and bids in the field. This program has made me thousands of dollars. As a business owner with no computer traning and self taught to pick at a keyboard. I now can compete with the business who run 5 employees doing paperwork and emails. This allows me to do the work of 4.
Steven S
2018-05-07
I think this is the most user friendly app and the customer service experience has been outstanding. I have MS and am computer challenged. Thank you for making my life a little easier.
Deana
2019-11-11
Super awesome! I love how you are not overpriced. Super easy to use. I have recommended this to everyone in my office. So many programs rolled into one!!! Thank you!!!
Lisa R
2019-12-18
Great Customer Service I accidentally activated 2 accounts & requested a full or partial refund but wasn't expecting it as this was my fault. PDF filler responded to me immediately & refunded the second account in full.Great customer service! Thank you
Louise Graves-Lamb
2019-12-02
I've been using PDFfiller regularly for over 2 years now, and it works wonderfully. I'm able to upload documents, add fillable lines, and get electronic signatures seamlessly. Customer service is also great - prompt and friendly in attending to any questions or issues. Makes running my business that much easier.
Monica K
2022-05-05
I had an issue with accessing a form shared by a colleague. I wrote to the PDFfiller support team and received their response very swiftly. The instructions received via email were very clear and easy to follow. I was able to fix the issue within a very short time. I'm really impressed by the efficiency and quality of customer support.
Pubudinie W
2020-11-02
One of the best customer service… One of the best customer service centers I've encountered. They responded promptly, understood my concern, and issue resolved immediately. Thank you!
Theresa Runiak
2020-11-02

Get documents done
from anywhere

Create, edit, and share PDFs even on the go. The pdfFiller app equips you with every tool you need to manage documents on your mobile device. Try it now on iOS or Android!

How to Formstack Sign PDF Converter shortcut alternative - video instructions

#1 usability according to G2

Try the PDF solution that respects your time.
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025