Stay mobile Add Symbols to PDF on OnePlus 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 Sep 24, 2025

Stay mobile Add Symbols to PDF on OnePlus with pdfFiller

To add symbols to a PDF on your OnePlus device using pdfFiller, simply upload your PDF, select the symbols feature, and choose from a variety of symbols to insert. This capability allows for seamless PDF editing on your mobile device, making it easy to customize documents on the go.

What is adding symbols to PDF?

Adding symbols to a PDF refers to the process of inserting various graphical or textual symbols into a PDF document. Symbols can enhance the clarity and visual appeal of documents, and they can include icons, arrows, and other graphical elements that convey additional information or designate certain actions. This functionality is especially useful for annotations, signatures, or highlighting important sections in documents.

Why adding symbols to PDF matters in PDF workflows

The ability to add symbols to PDFs is crucial in modern document workflows. Symbols can convey meaning and enhance understanding without cluttering the text. For professionals, they help in reviewing, annotating, and collaborating on documents efficiently. Additionally, with mobile capabilities like those offered by pdfFiller, users can make necessary edits while on the move, thereby increasing productivity.

Core capabilities of adding symbols to PDF in pdfFiller

pdfFiller offers comprehensive tools for adding symbols to PDFs, including a library of commonly used symbols and shapes. It supports easy drag-and-drop functionality, allowing users to place symbols precisely where needed. Furthermore, pdfFiller enables customization options, such as resizing and rotating symbols, enhancing the user experience in PDF management.

Formatting text in adding symbols: fonts, size, color, alignment

When adding symbols to a PDF on pdfFiller, users can also format accompanying text. Options include choosing various fonts, adjusting sizes, altering color schemes, and selecting alignment preferences. This level of customization ensures that the symbols fit seamlessly into the overall design of the document, maintaining professional aesthetics.

Erasing and redacting content through adding symbols

Adding symbols can also facilitate the process of erasing or redacting unwanted content in a PDF. Users can place symbols over sensitive information or use redaction symbols to indicate that certain details are confidential. This feature is particularly useful for legal and financial documents where privacy is paramount.

Applying styles: bold, italic, underline in adding symbols

pdfFiller allows users to apply various styles to texts surrounding the added symbols. For instance, important points can be bolded, sentences can be italicized for emphasis, or certain sections can be underlined to draw attention. This promotes clarity and prioritization of information within the PDF document.

How to use adding symbols step-by-step in pdfFiller

Follow these simple steps to add symbols to your PDF using pdfFiller:

  1. 1.
    Open the pdfFiller app on your OnePlus device.
  2. 2.
    Upload the PDF document you wish to edit.
  3. 3.
    Select the "Add symbol" option from the toolbar.
  4. 4.
    Browse through the symbol library and select your desired symbol.
  5. 5.
    Click on the desired spot in the document to place the symbol.
  6. 6.
    Adjust the size and position as needed.
  7. 7.
    Save your changes and download the edited PDF.

Typical use-cases and industries applying adding symbols

Many industries utilize the capability to add symbols to PDFs, including education, legal, and healthcare. For instance, educators may add symbols to denote completion or highlight key information in study materials. Legal professionals often use symbols in contracts to signify key clauses or important notes, while healthcare providers might indicate areas of concern in patient documents.

Alternatives compared to pdfFiller's adding symbols

While pdfFiller offers robust features for adding symbols to PDFs, users may also consider alternatives like Adobe Acrobat and Smallpdf. However, these options may lack mobile optimization or ease of use compared to pdfFiller. Additionally, some alternatives may not provide as extensive a library of symbols, limiting customization options for users.

Conclusion

In summary, adding symbols to PDF on your OnePlus device using pdfFiller enhances document clarity and visual appeal. By utilizing pdfFiller’s intuitive platform, users can efficiently manage their documents, ensuring essential information is communicated effectively. Whether for professional or personal use, the ability to add symbols opens up myriad possibilities for PDF document customization.

Try these PDF tools

Edit PDF
Quickly edit and annotate PDFs online.
Sign
eSign documents from anywhere.
Request signatures
Send a document for eSignature.
Share
Instantly send PDFs for review and editing.
Merge
Combine multiple PDFs into one.
Rearrange
Rearrange pages in a PDF document.
Compress
Compress PDFs to reduce their size.
Convert
Convert PDFs into Word, Excel, JPG, or PPT files and vice versa.
Create from scratch
Start with a blank page.
Edit DOC
Edit Word documents.

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.
Screen

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.
Screen

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.
Screen

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.
Screen

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.
Screen

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!
Screen

How to edit PDFs with pdfFiller

Illustration

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.
Illustration

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.
Illustration

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

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

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

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

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

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

PDF editing is just the beginning

GDPR
AICPA SOC 2
PCI
HIPAA
CCPA

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

Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Client asked for form to be filled out. Decided to go ahead and use your service. It is easy to navigate, gets the job done beautifully and without difficulty. You have thought of everything!
Patricia O'Neill, P
With recent changes, it has become difficult to navigate in the application. Also the app is slow and hence takes too much time for us to work on it. Its a great app, but due to some changes made (may be) the end user is not happy.
Rajesh
Great application for getting forms filled out quickly and efficiently. Love the feature of being able to mail directly from the application and have used that several times.
Anonymous Customer
PDFfiller note editor Overall, it is a good site to use when you need to edit PDF's, especially for classes. I like how easy it is to upload your PDF on the website by just dragging it into an area that automatically brings it up. When it downloads on the site, you are given so many options to edit the PDF by writing directly on the PDF, attaching shapes, underlining, etc. If the PDF is many pages, all you have to do is scroll through the pages, which makes it very accessible to edit the whole PDF. Something I didn't like about PDFfiller is the pages of the PDF become a little blurry when it downloads on the site. It doesn't effect the editing options, but it does effect how it comes out and looks.
Verified Reviewer
We have been using pdfFiller over the last few years for thousands of forms for our offices. The platform is easy to use and navigate. The IT tech support is top-notch. IT Support is readily available and solves problems quickly. They communicate well, send helpful how-to videos, and/or change settings in our account to make the platform easier to use. I highly recommend pdfFiller.
Sherry S
What do you like best? Completing forms and collaborating with clients and colleagues on documents. What do you dislike? I like everything about it. It is easy to use and intuitive. Recommendations to others considering the product: Try it and it will make editing and sharing documents much easier! What problems are you solving with the product? What benefits have you realized? Complete coop board applications with my clients and colleagues. We are not in the same location but can edit the same document.
User in Real Estate
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.

FAQs

If you can't find what you're looking for, please contact us anytime!
What are the steps in inserting symbols? Go to Insert > Symbol > More Symbols. Go to Special Characters. Double-click the character that you want to insert.
0:54 1:57 And again I'll be offered to open the PDF document using a PDF editor and there is my PDF document.MoreAnd again I'll be offered to open the PDF document using a PDF editor and there is my PDF document. And again I can access this from the my files app in the documents. Folder.

Edit PDFs with an all-in-one solution

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