Struggling with LightPDF or AlphaTrust PRONTOSign™? pdfFiller is a highly-rated alternative.

Over 64 million users choose pdfFiller for its award-winning ease of use, comprehensive functionality, and unbeatable price.

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pdfFiller is proud of its massive user base and is committed to delivering the greatest possible experience and value to each customer.

Switch from LightPDF & AlphaTrust PRONTOSign™ to pdfFiller in 4 simple steps

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Sign up for free using your email, Google, or Facebook account.
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Upload a PDF from your device or cloud storage, check the online library for the form you need, or create a document from scratch.
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Share your document, download it in your preferred format, or save it as a template.

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Decoration

The leading LightPDF & AlphaTrust PRONTOSign™ alternative for SMBs and enterprises

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Find out why users choose pdfFiller over LightPDF and AlphaTrust PRONTOSign™

Read more or give pdfFiller a try to experience the benefits for yourself
9.1
Ease of Use
9.0
Quality of Support
9.2
Ease of Setup
5
This service works well. It's simple and easy to use.
cameron
5
Very helpful, how ever when I searched PDFiller for this exact document, it was unable to locate it. I had to go on line and search for the document download and up popped PDFiller with the doc. I could not find on my accounts search.
mike

Do more with pdfFiller, the better LightPDF alternative

LightPDF vs. AlphaTrust PRONTOSign™ are interesting to evaluate simply because both of them are great options. pdfFiller might be the best alternative to both of them, and will boost your workflow significantly. It’s a professional editing tool with a user-friendly interface that allows create professional-looking PDFs on your own with the help of an interactive form builder. Edit, fill, and sign templates in seconds. pdfFiller features all of this so you can move your workflow online.
Here's what exactly makes pdfFiller such a great LightPDF alternative:
Top-notch security
Vast Forms library
Ability to edit original content
Built-in online signature solution
User-friendly mobile app
Numerous PDF editing tools
Additional password protection
Various watermark types
Comparing to LightPDF vs AlphaTrust PRONTOSign™, pdfFiller provides two-factor authentication to verify your digital signature and eliminates the risks. Using fillable fields (email, credit card number, gender, etc.), you can fill out the required data in seconds. Choose pdfFiller for a professional document management solution.