Last updated on
Sep 20, 2025
Struggling with Rmail or Box? 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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Experience effortless PDF management with the best alternative to Rmail & Box
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.
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Switch from Rmail & Box 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 Rmail & Box 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 Rmail and Box
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
Pdf Editor Online: Try Risk Free
This chart represents a partial list of features available in pdfFiller, Rmail, Box
Rmail
Box
No Downloads
Search Form Online
New Form and Document Creator
Host Fillable Forms
Edit PDF
Fill Online
Sign Online
PDF Converter
Annotate PDF
Search Text in PDF
Collaborate and Versions
Encryption and Security
Two-Factor Authentication
Unlimited Cloud Storage
Fax Online
Track Sending Documents
Free Mobile App
API
Employ Rmail or Box Option - pdfFiller and Keep Your Files Securely
There is a numerous platforms to create, cooperate and sign collaborate, generate and sign the forms. Some of them have more functions than others. However, when handling document management, it is very important to obtain space for storage. To begin with, it’s convenient to track the docs. Additionally, you can discover any document, managed in the service. And finally, you free up your computer space and in case it is damaged don’t worry that the files have vanished. This is exactly what a pdfFiller alternative can ensure you.
Still, the security of the forms is another essential problem that concerns users if you are looking at online storing. Among numerous techniques, pdfFiller - an excellent option to Rmail or Box. It allows you to protect the doc having a unique ID, use a four-digit PIN and authenticate users via social networking profiles and emails. These are merely the basic features. Let us look through the unique features of pdfFiller:
E-signature tool with numerous ways to e-sign.
You are able to amend the template on-line with the help of the online PDF editor.
Transform files, rotate, split and add turn, documents, split and add, eliminate pages with PDF convertor.
Choose among the multiple hyperlinks to send the template to the receiver.
Import from and export forms to online storing systems.
Forms generator enables to change the service and create a special business and also other templates.
You can also increase the design with a PDF editor.
Download a no cost app on your iPhone or Android to monitor your templates on the go.
Boost collaboration having a choice to add, change notes, monitor the changes and review changes all of the variations.
Add logos and watermarks to the e-mails.
Comparing prices for Rmail vs Box, mind that pdfFiller’s price is among the lowest in the market. Simultaneously, it gives you far more features than other services.
pdfFiller: The Rmail & Box alternative that leaves no box unchecked
Create & edit PDFs online
Fill out forms
Collect data & signatures
Store documents in the cloud