Switch from Nitro to pdfFiller for a Create Checkbox Contract Solution For Free
Use pdfFiller instead of Nitro to fill out forms and edit PDF documents online. Get a comprehensive PDF toolkit at the most competitive 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.
0
Forms filled
0
Forms signed
0
Forms sent
Discover the simplicity of processing PDFs online
Upload your document in seconds
Fill out, edit, or eSign your PDF hassle-free
Download, export, or share your edited file instantly
Switch from Nitro 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.
Experience effortless PDF management with the best alternative to Nitro
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.
Securely store documents
Keep all your documents in one place without exposing your sensitive data.
Organize your PDFs
Merge, split, and rearrange the pages of your PDFs in any order.
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
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
G2 recognizes pdfFiller as one of the best tools to power your paperless office
4.6/5
— from 710 reviews
Our user reviews speak for themselves
Read more or give pdfFiller a try to experience the benefits for yourself
For pdfFiller’s FAQs
Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
What if I have more questions?
Contact Support
How to make a checkbox clickable in PDF?
How to Add a Clickable Checkbox in PDF Using Adobe Acrobat? To add a clickable checkbox in PDF using Adobe Acrobat Pro DC, go to the 'Prepare Form' mode under the 'More Tools' tab. Click on the checkbox to create it and then access its properties by double-clicking on it.
How do I create a secure signature in PDF?
Steps to create a digital signature in Adobe Acrobat Open the PDF document in Adobe Acrobat. Click on the Tools tab in the top menu bar and select Fill & Sign. Click Sign Yourself > Add Signature. Drag and resize the signature so it appropriately fits in the document.
How do I add a signature box in Nitro Pro?
Launch Nitro Pro and open the document you would like to sign. 2. Select from the File|Menu, then select from the Signatures section of the ribbon, then select your signature profile. If you don't already have a signature profile, create one by selecting Create New Signature profile.
How to lock signature in Nitro PDF?
To lock a document after digitally signing: Once the final digital signature has been added to a document, the lock function will be presented. Locking a document disables all tools that can be used to change the document, such as editing, commenting, form filling, and signing.
How do I make a PDF signature not copyable?
Change this as you send out a document: On the send page, after you add a document, you will see the buttons Signed PDF copying and Signed PDF Printing at the foot of that document section. When a little tick mark appears, copying and printing are enabled. If they are disabled there will be an 'x' mark.
How do I create a fillable field in Nitro Pro?
How to Create Form Fields: Click on the Forms tab, then select the type of form field you'd like to create. Click and drag on the document to create the form field. Right-click the field you created and select Properties. Adjust the appearance and format of the field text by using the following tabs:
How do I make a PDF non editable in Nitro?
How do I lock a PDF from editing Nitro? On the Security tab, in the Secure Document group, click the arrow below Password Security. Select a security profile from the list, and confirm that you want to secure the document. Save your PDF document to apply the new security settings.
How do I lock my signature in PDF?
To keep your electronic signature safe, you should always protect the document from editing. Open the PDF document with Adobe Acrobat Pro/Reader DC or XI application. On the right side, click “Protect” to open the “Protect” options. Click on “Protect Using Password” option.
Join 64+ million people using paperless workflows to drive productivity and cut costs