pdfFiller is the most cost-effective alternative to HTML to PDF API and SmallPDF
Over 64 million users choose pdfFiller for its award-winning ease of use, comprehensive functionality, and unbeatable price.
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.
G2 recognizes pdfFiller as one of the best tools to power your paperless office
4.6/5
— from 710 reviews
Experience effortless PDF management with the best alternative to HTML to PDF API & SmallPDF

Create and edit PDFs
Instantly customize your PDFs any way you want, or start fresh with a new document.

Fill out PDF forms
Stop spending hours doing forms by hand. Complete your tax reporting and other paperwork fast and error-free.

Build fillable documents
Add fillable fields to your PDFs and share your forms with ease to collect accurate data.

Save reusable templates
Reclaim working hours by generating new documents with reusable pre-made templates.

Get eSignatures done
Forget about printing and mailing documents for signature. Sign your PDFs or request signatures in a few clicks.

Convert files
Say goodbye to unreliable third-party file converters. Save your files in various formats right in pdfFiller.

Organize your PDFs
Merge, split, and rearrange the pages of your PDFs in any order.

Securely store documents
Keep all your documents in one place without exposing your sensitive data.
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 HTML to PDF API & SmallPDF 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 HTML to PDF API & SmallPDF 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 HTML to PDF API and SmallPDF
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
The best PDF editing alternative to HTML to PDF API and SmallPDF
pdfFiller is a professional, multi-platform online editing solution that contains a number of benefits compared to HTML to PDF API or SmallPDF. Aside from the rich selection of PDF-editing tools, our online solution has a number of additional features: electronic signature, form library and much more. With its vast array of abilities, you can customize the online editor to suit whatever need you've got. Being a web-based solution, pdfFiller works equally well on desktop and mobile, and on any operating system.
Get all you need to create professional-looking PDF files in the shortest amount of time:
Built-in editing tools for signing, notarizing, and modifying native content
Industry-leading security
Powerful form builder
Massive Forms library
pdfFiller is a chance to edit PDFs within a single platform. It has a proven track record and millions of users just like you. Take advantage of this best HTML to PDF API and SmallPDF alternative and turn your documents into dynamic fillable PDFs. Generate, modify, sign and send your forms for signing without the traditional hassle you get with other platforms. pdfFiler matches perfectly for small businesses and independent contractors. If you still aren’t sure why - get started now and see for yourself.