Add Sentence to PDF on Ubuntu For Free

Drop document here to upload

Select from device

Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT

Based on 12500+ reviews

Last updated on May 25, 2026

Add Sentence To PDF on Ubuntu For Free with pdfFiller

To add a sentence to a PDF on Ubuntu for free, you can use pdfFiller. Simply upload your PDF, select the text tool to insert your sentence, and save your document. It's a straightforward process that allows you to enhance your PDFs effectively.

What is adding a sentence to PDF?

Adding a sentence to a PDF involves inserting text into an existing PDF document. Unlike standard text documents, PDFs can be tricky to edit due to their fixed layout. However, with the right tools, you can easily modify PDFs without losing quality or formatting.

Why adding a sentence to PDF matters in PDF workflows

Being able to add text to PDF documents is essential in many professional settings. Whether for adding notes, clarifying terms in contracts, or making corrections in reports, having this capability enhances both clarity and communication in document workflows. It allows users to maintain the integrity of the original document while making necessary amendments.

Core capabilities of adding sentences in pdfFiller

pdfFiller offers robust features that simplify adding sentences to PDFs. Users can easily upload PDFs and utilize a variety of editing tools to insert text seamlessly. Other capabilities include the ability to adjust text formatting, such as size, color, and alignment, ensuring that your insertion matches the original style.

Formatting text in added sentences: fonts, size, color, alignment

When adding text to a PDF, you can customize the formatting. pdfFiller allows users to choose from a variety of fonts, and adjust the size, color, and alignment of the inserted text. This flexibility ensures that new sentences blend well with existing content without compromising the document’s aesthetics.

Erasing and redacting content through added sentences

In scenarios where corrections are needed, pdfFiller also provides tools for erasing or redacting text. If you’ve added a sentence that needs modification or removal, the erase function allows you to maintain the document’s integrity while making precise adjustments.

Applying styles: bold, italic, underline in added sentences

Enhancing the visibility of added sentences can be done by applying styles such as bold, italic, or underline. This feature is particularly useful for emphasizing important information or drawing attention to specific edits in the document.

How to add a sentence to a PDF step-by-step in pdfFiller

1.

Open pdfFiller and log in to your account.
2.

Select the option to upload a PDF file from your computer.
3.

Once uploaded, click on the "Text" tool to add text.
4.

Click on the area where you want to insert your sentence.
5.

Type your desired text and adjust the formatting as needed.
6.

Save your changes to preserve the updated document.

Typical use-cases and industries applying added sentences

Numerous industries utilize the functionality of adding sentences to PDFs. For instance:

1.

Legal professionals regularly insert amendments to contracts.
2.

Educators may add instructional notes to syllabi or assignments.
3.

Business teams often clarify statements in proposals and reports.
4.

Human resources personnel add comments to employee reviews.

Alternatives compared to pdfFiller's sentence addition feature

While pdfFiller provides a comprehensive solution for PDF editing, other alternatives also exist. Tools like Adobe Acrobat, Smallpdf, and PDF-XChange Editor offer similar functionalities. However, pdfFiller stands out due to its user-friendly interface and seamless cloud-based access, allowing users to edit documents from anywhere.

Conclusion

Adding sentences to PDFs is crucial for many users looking to enhance their documents effectively. With pdfFiller, this process is simplified, making it easy for individuals and teams to edit PDFs, apply formatting, and manage content all in one platform. Its robust features ensure professional results without the need for advanced software, proving it to be a valuable tool for anyone working with PDF documents.

Try these PDF tools

Edit PDF

Quickly edit and annotate PDFs online.

Start now

Sign

eSign documents from anywhere.

Start now

Request signatures

Send a document for eSignature.

Start now

Share

Instantly send PDFs for review and editing.

Start now

Merge

Combine multiple PDFs into one.

Start now

Rearrange

Rearrange pages in a PDF document.

Start now

Compress

Compress PDFs to reduce their size.

Start now

Convert

Convert PDFs into Word, Excel, JPG, or PPT files and vice versa.

Start now

The online PDF editor that has it all

Edit PDFs without workarounds

Quickly add, erase, replace, or reformat text in PDFs without converting files back and forth or using clunky desktop software. Our editor works on any device, allowing you to fill out forms and make edits wherever you are.

Add legally binding signatures

Sign PDFs directly in the editor—no extra eSignature tools needed. Add your signature or initials after editing a contract or agreement and send it out to sign.

Make a lasting impression with your PDFs

Add images, logos, tables, and watermarks to maintain a professional look of your documents on any device. Draw lines and arrows, insert checkmarks and shapes, or draw freehand to make quick markings or organize information.

Annotate and collaborate

Highlight important data, redact sensitive details, add sticky notes, and exchange comments for speedy document reviews. Share files instantly to request edits, feedback, or approval—no need for email attachments.

Create fillable PDF forms

Turn static PDFs into interactive fillable forms anyone can complete online. Drag and drop text boxes, signature fields, dropdowns, and checkboxes, then share your form via a link or publish it on your website.

Split, merge, and rearrange

Edit and reorganize your PDFs in one place. Split a large PDF into bite-sized docs or merge separate files into one comprehensive document. Need a smaller file size? Compress your document with just one click!

How to edit PDFs with pdfFiller

1. Upload or create

Upload a document, find a template in our online library, or create a blank PDF and design it from the ground up.

2. Edit in seconds

Open your document in our drag-and-drop PDF editor and use the tools in the top panel to make edits or add fields.

3. Save or export

Once finished, download a document in any format or send it straight to cloud storage.

Upload your document

Who needs this?

Explore how professionals across industries use pdfFiller to edit PDFs.

Education

Real Estate

Healthcare

Finance

Human-Resources

Legal

Education

Educators and administrators use pdfFiller to edit lesson plans, sign permission slips, and collaborate on curriculum updates. Create fillable forms for enrollment or evaluations, and organize PDFs with ease, all on one platform.

Lesson plans
Permission slips
Enrollment forms
Course registration forms

Real Estate

Real estate professionals rely on pdfFiller to manage property documents efficiently, ensuring a polished and professional experience for clients. They edit, sign, annotate documents, highlight key terms, and merge files to organize listings or prepare polished presentations.

Lease agreements
Sales contracts
Client intake forms
Property listing agreements

Healthcare

Healthcare providers use pdfFiller to manage patient and administrative documents with tools to edit intake forms, sign consent forms, add watermarks, annotate reports, create fillable forms, and organize files by splitting or merging PDFs—all in one place.

Patient intake forms
Sign consent forms
Medical reports
Appointment forms

Finance

Financial professionals trust pdfFiller to edit and sign sensitive documents with ease, ensuring every interaction is accurate and professional. With pdfFiller, they can easily modify content, highlight key information, redact sensitive details, and share comments for faster document reviews.

Financial statements
Contracts & agreements
Financial reports
Expense reports

Human-Resources

HR professionals use pdfFiller’s editing tools to streamline their work. They can edit contracts or policies on any device, sign and send NDAs or offer letters, add company logos, annotate reviews, and create fillable forms to make employee management more efficient.

Employment contracts
NDAs
Offer letters
Employee feedback forms

Legal

Insurance agents use pdfFiller to edit and compress documents like policy files, claims forms, and client onboarding materials for easy sharing and secure storage. With pdfFiller, they can share insurance documents via link or email to get them signed in seconds.

Contracts and Agreements
Affidavits
Waivers and releases
Trust deeds

PDF editing is just the beginning

Learn more about security

More than a PDF editor

Create and edit PDFs, collect data and signatures, collaborate, and manage files securely in the cloud. pdfFiller empowers you to handle all your document tasks in one place.

Your productivity booster

Stay in the loop and access your documents anytime and anywhere. Zip through paperwork with reusable templates, a built-in library of forms, and streamlined document workflows.

Your documents—secured

From data encryption to signer authentication, pdfFiller helps protect your data and comply with industry-leading security regulations, including HIPAA, SOC 2 Type II, PCI DSS, and others.

Edit PDFs with an all-in-one solution

Try easy-to-use tools for all your document management needs.

Upload your document

pdfFiller scores top ratings on review platforms

Taking a while to learn how to do this, but it is great. Questions: (1) Tell me how to transmit this electronically to you. (2) May I use the same form to register different Scripture we publish? Most elements in this first registration will apply to all that we register. (3) How do we handle the fee for registrations, and what do you need in addition to this and a fee? (4) I have a hearing problem, and need to be in e-mail contact with you (life3@gmx.com). Leon Taylor, Chairman of Vietnamese Bible, Inc.

Leon Taylor, VBI C

So far it is good. I use it for work schedules. Im very busy so havent had a lot of time to explore all the features. When i send my work from home to the work place; i find the security code a little annoying. Also when i purchased it i didnt receive a lower price as lead to believe. Although the price to continue useing it at renewal time wasnt bad.

Sherri

What do you like best?
PDFfiller is a great way for me to pre-fill documents that I use on a regular basis for my clients. By having as many fields clearly completed as possible, transactions that may have been held up due to illegible or missing information can be processed much more quickly. Clients also appreciate not having to do as much work! I also like the fact that I can use a social media signin for PDFfiller instead of having to create a separate user ID and password. It's one less thing that I have to remember.
What do you dislike?
Sometimes, I get frustrated by the "auto-detect" feature that highlights an entire line of a form. I'd rather use the text insertion feature and place text where I want it rather than have to edit the whole line. The other frustrating thing is having to make sure you're logged out on one computer before using it on another device in the office!
Recommendations to others considering the product:
I recommend PDFfiller without hesitation, with one caveat: only one sign-in is allowed at a time per user. If you use multiple computers at your place of employment, make sure you're signed out of PDFfiller on one computer before trying to sign on with the other. It will save you some aggravation. This is especially frustrating if you use the program on a desktop and a laptop and forget to sign out of the desktop computer before bringing the laptop home to work remotely. I did do a lot of research before deciding to invest in PDFfiller, and after my due diligence was hard-pressed to find an option with all of the features that I needed and at a price point that I felt was affordable. For the money, PDFfiller is a great investment for offices looking for ease and convenience with pre-filling forms. The learning curve is not very steep, and there is a lot of functionality for adding features besides text: check/"x" in specific boxes, highlighting, erasing, etc. I have used all of those features with little to no difficulty. Erasing is a bit of a science, with some trial and error involved in determining the exact size of the eraser needed for the job. Being able to move inserted text around easily and increase or decrease the font size as needed is a very helpful feature, especially if you want to call attention to certain pieces of information or make them stand out from the rest of the document. While I have not used the signature feature very often, I have found it to be useful in the rare instances that I have needed it. I have a copy of my signature saved in PDFfiller, which makes it very easy to insert a signature field into documents. Clients also appreciate this feature as well.
What problems are you solving with the product? What benefits have you realized?
PDFfiller is making it a lot easier for me to personalize and email forms to my clients, improving their service experience and saving me time and trouble. It's a huge convenience for me and much appreciated by clients whose handwriting is less than clear! The biggest benefit to me is having a library of frequently used documents that I can pull up on the fly, make adjustments and edits to a few fields, and have a new document ready to go in a matter of minutes. I've also been able to add information in the "white spaces" of forms I have created in the past, to include client-specific text, contact information and other items.

Laurie Seubert, Allied ASID

PDFfiller is an excellent product with… PDFfiller is an excellent product with outstanding customer service. They're real and helpful and very very quick!

Adriana

This program was extremely easy to use This program was extremely easy to use. It was easy to find all the templates that I needed to complete the project I had been trying to perfect for months. I will absolutely recommend this APP to anyone

Laura Winter

We were out of town and needed an… We were out of town and needed an expensive package delivered to an alternate address. We needed a signed release for the courier to deliver without a signature, and this was the best way to create and eventually email that release form.

Diane

Must have app! The app helps me daily on my needed pdf files. The feature I love most about PdfFiller is the ability to open any pdf. I love all features of this app and couldn't add anything.

Tina G.

Excellent programme Excellent programme, does exactly what you need it to. I'm very satisfied with it.The only reason I didn't rank it 5 stars, was because it is slightly slow to use, in that there are a lot of buttons and windows.It could be made to be more intuitive, and more straightforward.But nevertheless, it does do what I need! So no complaints.

afergusson

Out standing customer service I emailed this company to stop… I emailed this company to stop reoccurring payments to my account and they immediately refunded my money and sent proof via email.Outstanding service to their customers Thank you!

Nicolo

Show more Show less

Watch our PDF editor in action

Check out a quick video tutorial that shows how to edit any file into an editable PDF in three easy steps.

What businesses achieve with pdfFiller

Discover how you can benefit too.

Related features

List of extra features

FAQs

If you can't find what you're looking for, please contact us anytime!

Contact Support

How can I easily add a sentence to a PDF on Ubuntu for free?

You can add a sentence to a PDF on Ubuntu for free by using an online PDF editor like pdfFiller. Simply upload your PDF, select the text editing tool, and type your sentence in the desired location. This method ensures cross-platform compatibility, allowing remote professionals and legal teams to manage documents seamlessly. For added convenience, pdfFiller also offers a range of security protocols to protect your documents while editing.

What are the best free tools to add sentences to a PDF on Ubuntu?

Aside from pdfFiller, popular free tools to add sentences to a PDF on Ubuntu include LibreOffice Draw and PDFescape. LibreOffice Draw allows for comprehensive editing, whereas PDFescape provides simple web-based edits. To use pdfFiller, upload your PDF remotely, making it ideal for SMEs needing cloud-based document management. Remember to check for compatibility with your PDF files.

Is it safe to add sentences to a PDF using free online tools?

Using reputable free online tools like pdfFiller is safe for adding sentences to PDFs, thanks to robust security protocols. When using such platforms, always ensure that your documents are encrypted and only accessible to you. This is especially important for sensitive documents often handled by legal teams. Ensure the tool complies with data protection regulations for additional peace of mind.

What steps should I follow to add text to a PDF document on Ubuntu?

To add text to a PDF document on Ubuntu, first, open pdfFiller and upload your PDF. Next, click on the text editing option and select where to place your new sentence. After typing, save your changes and download the updated document. This method allows for seamless collaboration, ideal for remote professionals and small business teams needing efficient document automation.

Can I edit a PDF on Ubuntu without installing software?

Yes, you can edit a PDF on Ubuntu without installing software by using online tools like pdfFiller. Simply navigate to their website, upload your PDF, and use the editing features available. This approach is particularly beneficial for users managing multiple documents across different devices, ensuring a secure and efficient editing experience, especially for legal teams working remotely.

What should I consider when choosing a free PDF editing tool on Ubuntu?

When choosing a free PDF editing tool on Ubuntu, consider factors like ease of use, security features, and whether the tool supports necessary editing functions. Look for tools like pdfFiller that provide a friendly interface and strong security protocols. Additionally, assess cross-platform compatibility, which is crucial for remote professionals and SMEs moving documents across devices.