Switch from Nitro to pdfFiller for a Modify Scanned PDF 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
Video Review on How to Modify Scanned PDF - Nitro
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 do I make a PDF readable in Nitro?
On the Review tab, click the OCR button in the Documents panel. In the Optical Character Recognition (OCR) dialog, choose whether the output text should be Searchable or Searchable and Editable. Click the Options button to select a target page range, and click Advanced to configure OCR preferences.
Can you edit a PDF that has been scanned?
Once your scanned PDF has been converted into an editable file with Acrobat, you're free to edit and remove text as you see fit. Use the Edit tool to click on text block you want to change. Once they're highlighted, you can use your cursor and keyboard to make changes to the text.
How do I read a PDF in Nitro?
View and navigate a PDF file Open a PDF file. The Navigation Panes. Search and find text. Change the page view. Adjust the zoom level. Page through the document. Multiple documents in parallel view.
How do I make a non editable PDF 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 get Nitro to recognize text in PDF?
Open your PDF in Nitro and select the Review tab: Select OCR: Choose the “Make Searchable” option and click “OK”: Once document has been OCR'd click SAVE.
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 convert a PDF to readable?
Make a PDF searchable with Adobe Acrobat. Open Adobe Acrobat on your computer. Click Open. Find and select the document you want to make searchable, then click Open. Head to Tools and select Recognize Text. Press PDF Output Style Searchable Image. Select OK.
How do I edit existing text in a PDF?
How to edit PDF files: Open a file in Acrobat. Click on the “Edit PDF” tool in the right pane. Use Acrobat editing tools: Add new text, edit text, or update fonts using selections from the Format list. Save your edited PDF: Name your file and click the “Save” button. That's it.
Join 64+ million people using paperless workflows to drive productivity and cut costs