Struggling with Formstack Sign or ValidSign? pdfFiller is a highly-rated alternative.
Over 64 million users choose pdfFiller for its award-winning ease of use, comprehensive functionality, and unbeatable price.
Experience effortless PDF management with the best alternative to Formstack Sign & ValidSign
Customer trust proven by figures
pdfFiller is proud of its massive user base
and is committed to delivering the greatest possible experience and value to each customer.
Switch from Formstack Sign & ValidSign to pdfFiller in 4 simple steps
1
Sign up for free using your email, Google, or Facebook account.
2
Upload a PDF from your device or cloud storage, check the online
library for the form you need, or create a document from scratch.
3
Edit, annotate, redact, or eSign your PDF online in seconds.
4
Share your document, download it in your preferred format, or save it as a template.
Get started withan all‑in‑one PDF software
Save up to 40 hours per month with paper-free processes
Make quick changes to your PDFs even while on the go
Streamline approvals, teamwork, and document sharing
The leading Formstack Sign & ValidSign alternative for SMBs and enterprises
Break free from paperwork setbacks with digital workflows.
Advanced eSignatures
Enterprise-ready features
Integrations and API
Organizations & Admin Dashboard
Find out why users choose pdfFiller over Formstack Sign and ValidSign
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
See how pdfFiller stacks up against the competition
This chart represents a partial list of features available in pdfFiller and Other solutions
Other solutions
No downloads
Sign online
Request signatures
Encrypt folder
Edit document
Modify pages
Find any form
Fax document online
Work happens faster with pdfFiller
Portable Document Format is an essential file format for documents with text, images, hyperlinks, interactive buttons etc. It's indispensable for our regular paper-centered routine. Choosing the right PDF platform for your specific needs can be challenging, so what we’ve done is collected comparative information on other popular platforms to make choosing the best one for you easy. Check out how pdfFiller outperforms Formstack Sign and ValidSign.
Just a few reasons why pdfFiller is the best alternative to Formstack Sign:
Powerful converters; merging, extracting, rotating, rearranging etc.
Integrations with cloud storage services, CRMs, email providers, Slack and more
Cross-platform access
Text editing: highlighting, redlining, inserting fillable fields
The ability to insert watermarks and images to your documents
While comparing Formstack Sign vs. ValidSign we can easily see why so many users choose pdfFiller. It’s the best when it comes to working with PDF. You can easily import files from the cloud, other third-party services, or upload them from your device. In addition, it doesn’t matter if your file is in DOCX, PDF, or even JPG format. In conclusion, if you’re looking for a professional solution which is simple and produces high-quality results, pdfFiller is for you.