pdfFiller vs Soda PDF vs Formstack Documents Comparison
pdfFiller
Starting at $8 /Month
- Free Trial
- Large Enterprises
- Medium Business
pdfFiller allows users to quickly and easily create PDF files on their Windows PC. Users can fill a PDF form with their own data, or upload an existing Microsoft Word template. Once filled, a PDF document can be saved fo…
Soda PDF
Starting at $6.75 /Month
- Free Trial
- Freelancers / Consultants
- Large Enterprises
Soda PDF is a fast, easy and complete software for scanned documents, PDF files editing, image conversion and other office tasks. Soda PDF produces flawless multipage documents with text, graphics, images and photographs…
Formstack Documents
Starting at $92 /Month
- Free Trial
- Large Enterprises
- Medium Business
Create custom legal forms, contracts, letters and more with Formstack's extensive library of fully customizable standard and legal documents. Create, customize and fill out documents online using our cloud-based software…
pdfFiller leads on user satisfaction with a 4.5-star rating across 8,757 reviews.
pdfFiller vs Soda PDF vs Formstack Documents — at a glance
| Feature | pdfFiller | Soda PDF | Formstack Documents |
|---|---|---|---|
| Rating | 4.5 / 5 | 3.9 / 5 | 4.7 / 5 |
| Reviews | 8,757 | 483 | 183 |
| Starting price | $8 /Month | $6.75 /Month | $92 /Month |
| Free trial | Yes | Yes | Yes |
| Free version | No | No | No |
| Best for | Large Enterprises, Medium Business, Small Business | Freelancers / Consultants, Large Enterprises, Medium Business | Large Enterprises, Medium Business, Small Business |
| Category | Document Creation Software | Document Creation Software | Document Creation Software |
| Platforms | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac | SaaS/Web/Cloud, Installed - Windows | SaaS/Web/Cloud |
| API | Available | — | Available |
| Support modes | 24/7 (Live rep) | Business Hours, Online | Business Hours, Online |
| Certifications | SOC 2, HIPAA, GDPR | GDPR | SOC 2, HIPAA, GDPR |
| Data residency | US | Global | Global |
Key differences between pdfFiller and Soda PDF
- Pricing: pdfFiller starts at $8 /Month, while Soda PDF starts at $6.75 /Month.
- Target audience: pdfFiller is built for Large Enterprises and Medium Business, while Soda PDF targets Freelancers / Consultants and Large Enterprises.
- User satisfaction: pdfFiller scores higher with a 4.5-star average.
- Deployment: pdfFiller supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac; Soda PDF supports SaaS/Web/Cloud, Installed - Windows.
Compare pdfFiller vs Soda PDF vs Formstack Documents — and walk away knowing which one fits.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most Document Creation Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.
Biggest differences
Features
Pricing
Buying details
Security
Buyer feedback
Integrations
Product tour
Other options
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Biggest differences
Start here before you go deeper into features.
Best for simple, efficient PDF form creation and filling on Windows PCs.
- You need to quickly fill and save PDF forms repeatedly with saved data.
- Your workflow requires easy integration of Microsoft Word templates into PDFs.
- You want built-in emailing and WYSIWYG printing options within a streamlined app.
- Your team requires advanced document workflow automation or extensive collaboration features.
- You need cross-platform or mobile support beyond Windows.
Freelancers / Consultants, Large Enterprises, Medium Business
Best for legal and HR teams needing customizable, collaborative document creation.
- You require a broad library of customizable legal and standard document templates.
- Your team needs real-time collaboration and version control across multiple devices.
- Your organization is mid-sized to large, benefiting from cloud-based document workflows.
- You are a freelancer or sole proprietor with minimal document automation needs.
- Your company demands highly specialized or industry-specific document automation beyond standard templates.
pdfFiller typically suits Large Enterprises and Medium Business. Soda PDF tends to fit Freelancers / Consultants and Large Enterprises better. The right choice depends on your team size, workflow, and whether a free trial matters.
Description | pdfFiller allows users to quickly and easily create PDF files on their Windows PC. Users can fill a PDF form with their own data, or upload an existing Microsoft Word template. Once filled, ... Read More about pdfFiller | Soda PDF is a fast, easy and complete software for scanned documents, PDF files editing, image conversion and other office tasks. Soda PDF produces flawless multipage documents with text, ... Read More about Soda PDF | Create custom legal forms, contracts, letters and more with Formstack's extensive library of fully customizable standard and legal documents. Create, customize and fill out documents online ... Read More about Formstack Documents |
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User RatingsBased on verified Spotsaas reviews | |||
Best Company Size | 1-50 employees51-500 employees | — | 51-500 employees500+ employees |
Get pricing help | Get pricing help | Get pricing help |
Software Demo
Demo |
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Compare pdfFiller, Soda PDF and Formstack Documents on pricing
Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.
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Get help choosing | Get help choosing | Get help choosing |
Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
SOC 2 | ✓ Yes | — | ✓ Yes |
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HIPAA | ✓ Yes | — | ✓ Yes |
GDPR | ✓ Yes | ✓ Yes | ✓ Yes |
Single Sign-On (SSO) | ✓ Yes | — | ✓ Yes |
Multi-Factor Auth (MFA) | ✓ Yes | — | ✓ Yes |
Data Encryption | ✓ Yes | ✓ Yes | ✓ Yes |
Audit Logs | ✓ Yes | — | ✓ Yes |
Data Residency | 🇺🇸 US | 🌐 Global | 🌐 Global |
pdfFiller vs Soda PDF User Reviews & Rating Comparison
User Ratings | 4.7 (based on 183 reviews) | ||
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Rating Distribution | |||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Users generally appreciate pdfFiller for its ease of use and efficient PDF form handling, though some desire more advanced features and clearer pricing. What buyers like
Common complaints
| Buyer sentiment Buyer sentiment is mixed to positive across 463 reviews, with clear strengths and a few common watchouts. What buyers like
Common complaints
| Buyer sentiment Users generally express high satisfaction with the platform's document customization and collaboration features, though some note pricing and integration limitations. What buyers like
Common complaints
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Pros and Cons |
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Positive Reviews | No reviews available for the product | No reviews available for the product | No reviews available for the product |
List of Customers
Customers | No Customers information available. |  TATA  NASA  Scotiabank | No Customers information available. |
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Media and Screenshots
Screenshots |  4 Screenshots | No screenshots available. | No screenshots available. |
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Videos |  2 Videos |  1 Videos |  2 Videos |
Alternatives
Alternatives |
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
Frequently asked questions
- Which is better, pdfFiller or Soda PDF?
- pdfFiller edges out the other on user ratings (4.5 vs 3.9). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
- Do pdfFiller and Soda PDF offer a free trial?
- Yes, both pdfFiller and Soda PDF offer a free trial.
- What is the starting price of pdfFiller vs Soda PDF?
- pdfFiller starts at $8 /Month. Soda PDF starts at $6.75 /Month.
- What are the top alternatives to pdfFiller?
- Top alternatives to pdfFiller include Documint, Adobe Acrobat DC, PDFelement, Fill, Adobe Sign.
- What are the top alternatives to Soda PDF?
- Top alternatives to Soda PDF include PDF Convert Free, Adobe Acrobat DC, pdfFiller, Easy PDF, Smallpdf.