Last updated on
Sep 20, 2025
pdfFiller is the most cost-effective alternative to Document 365 and FormSwift
Over 64 million users choose pdfFiller for its award-winning ease of use, comprehensive functionality, and unbeatable price.
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Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
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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 Document 365 & FormSwift
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.
740K
active users
239
countries
75K
new subscribers per month
105K
user reviews on trusted platforms
420
fortune 500 companies
4.6/5
average user rating
Switch from Document 365 & FormSwift 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 Document 365 & FormSwift 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 Document 365 and FormSwift
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
Try the best Document 365 alternative - pdfFiller
There are too many factors to evaluate between Document 365 and FormSwift and both are great options for creating a digital workflow. pdfFiller might be the best alternative to both of them and will boost your workflow drastically. It’s a professional editing tool that allows you to generate professional-looking PDFs from scratch by using an interactive form builder; edit, fill, and sign forms quickly. pdfFiller features all of this so you can ditch papers and move your business online.
Just a few reasons why pdfFiller is such a great alternative to Document 365:
Text editing: highlighting, redlining, adding fillable fields
Integrations with cloud storage services, CRMs, email providers, Slack
Cross-platform access
Comprehensive security and the latest in encryption technology for protecting your files’ sensitive data
The option to add watermarks and images to your documents
Powerful conversion features; merging, extracting, rotating, rearranging etc.
pdfFiller is a cloud editor with a trusted user history making it a great Document 365 alternative. It outperforms competitors and is available on both mobile and desktop, all around the world.
pdfFiller: The Document 365 & FormSwift alternative that leaves no box unchecked
Create & edit PDFs online
Fill out forms
Collect data & signatures
Store documents in the cloud