Stay mobile Change Symbols in PDF on iPhone 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 20, 2025

Stay mobile: Change Symbols in PDF on iPhone with pdfFiller

Changing symbols in a PDF on your iPhone can streamline your document management and editing capabilities. With pdfFiller, you can effortlessly edit PDFs right from your device, ensuring that you stay productive on the go.

What does it mean to change symbols in a PDF?

Changing symbols in a PDF refers to the ability to modify, replace, or add different graphic symbols or characters within a PDF document. This includes changing icons, check marks, or logos, enhancing the document's visual appeal or functionality. pdfFiller's mobile capabilities allow users to make these alterations directly from their iPhones, ensuring a seamless edit.

Why changing symbols is important in PDF workflows?

Effective document management often requires customization, especially in business contexts where branded symbols or indicators are essential for clarity and communication. Changing symbols enhances value by improving readability, reinforcing brand identity, and allowing for quick updates without needing original document files. This flexibility is crucial for teams that collaborate on frequently updated documents.

Tools and features to change symbols in pdfFiller

pdfFiller offers a variety of tools designed for changing symbols in PDFs, including:

  1. 1.
    Intuitive editing tools for easy insertion and replacement of symbols.
  2. 2.
    A library of commonly used symbols and icons that can be integrated into your documents.
  3. 3.
    Options to upload your own custom symbols for unique branding needs.
  4. 4.
    Highlighting functionality that allows users to draw attention to changes.

Formatting when you change symbols: fonts, size, color, alignment

When changing symbols in a PDF, formatting is essential to maintain visual consistency. Users can:

  1. 1.
    Select from various font styles to ensure that the symbols align well with the text.
  2. 2.
    Adjust sizes to fit the overall design of the document.
  3. 3.
    Change colors to match branding or thematic requirements.
  4. 4.
    Align symbols precisely to enhance layout and readability.

How to erase or redact when you change symbols

In some cases, users may want to remove or redact symbols in a PDF before replacing them. Here’s how to do it:

  1. 1.
    Open the PDF document in pdfFiller.
  2. 2.
    Select the symbol or content that needs to be erased.
  3. 3.
    Use the 'Erase' tool to remove unwanted symbols.
  4. 4.
    Confirm the changes to ensure the document reflects the edits.

Styling text as you change symbols: bold, italic, underline

In addition to symbols, text styling plays a crucial role in emphasizing key elements. Users can:

  1. 1.
    Apply bold formatting to draw attention to important symbols.
  2. 2.
    Utilize italics for different emphasis on less formal elements.
  3. 3.
    Use underline features to highlight links or critical data related to symbols.

Step-by-step guide to changing symbols using pdfFiller

Follow these simple steps to change symbols in your PDF using pdfFiller on your iPhone:

  1. 1.
    Download and install the pdfFiller app from the App Store.
  2. 2.
    Log in to your pdfFiller account or create a new one.
  3. 3.
    Upload the PDF you wish to edit.
  4. 4.
    Select the symbol you want to change, then choose the 'Edit' option.
  5. 5.
    Choose your new symbol from the library or upload a custom one.
  6. 6.
    Adjust formatting as necessary and save your changes.

Where and why businesses change symbols

Among various industries, the capability to change symbols in PDFs is beneficial. Companies in sectors like:

  1. 1.
    Marketing utilize it to update campaign materials quickly.
  2. 2.
    Finance require accuracy in reporting symbols and logos for presentations.
  3. 3.
    Healthcare manage patient documents with specific symbols for clarity.
  4. 4.
    Human Resources create dynamic templates for employee documents.

Alternatives to pdfFiller for those who need to change symbols

While pdfFiller offers robust features for symbol changes in PDFs, there are other alternatives, such as:

  1. 1.
    Adobe Acrobat - Known for its powerful editing tools, but may come at a higher cost.
  2. 2.
    Smallpdf - User-friendly but sometimes lacks advanced editing options.
  3. 3.
    DocuSign - Primarily for e-signatures, but includes some editing features.

Each has its strengths and weaknesses, making pdfFiller a versatile option for mobile PDF management.

Conclusion

Changing symbols in PDFs on your iPhone with pdfFiller not only enhances document aesthetics but also improves collaboration and communication. Its powerful tools and mobile accessibility empower users to make real-time adjustments, ensuring that their documents are always up-to-date and visually aligned with their objectives. Explore pdfFiller today to maximize your PDF editing efficiency from anywhere.

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
Pretty easy to use...so far. The only thing that concerns me was I didn't realize I had to pay for this until I had finished filling out a complex form. How did i miss that information at the beginning?
Elizabeth K
Super application that allows me to fill out and sign forms without printing, hand-filling, scanning and forwarding. Have used for tax forms, banking, applications, job change, legal forms, etc... terrific!
Robert L
I would prefer that the fill in templates be free of charge. The one used is great and I would hope to find another one as such. Easy to use formatting and site.
Deborah B
A must have for your business Overall, this software is a very useful, less time consuming, and efficient addition for my business. I love that I can complete and sign required documents on the go with no hassle, without having to print and physically complete and sign any document. I love that this software is so convenient and easy to use. Its a must have for completing and signing documents for your business electronically in a quick and efficient manner. The mobile app for this software is not that easy to use as the online (desktop) version.
ALTON F.
PDF filler has been a true hero for me and my daughters competition projects and has placed first! It is very easy to use and convenient! I love how there are many options for fonts and sizes and how easy it is to print the document and save it! Sometimes when I print out the documents it is really tiny and hard to read. This is the only con to using this product that I can think of.
Brenna M.
Thank you so much for the super prompt reply! I had somehow removed the date stamp from my digital signature and I could not figure out how to get it back on. Turns out it was a pretty simple fix (doh!). Kara responded super fast to my cry for help. She provided written instructions as well as a screenshot (very helpful!). My date stamp is back on. :)
Laura Jestings
This is a great program if you need this service. We needed it at one time, but did not realize we could do this on line. I would recommend it to anyone who is in the business of needing documents filled out, signed and delivered.
Wanda K B
Great product and customer service I have been using PDF filler for two years and I am very satisfied with the product. For the first time today, I could not figure something out and sent a question to customer service. Within a very short time I got a response that solved my question. Great customer service.
Kati Berman
What do you like best? The ease of use, the verification of signature and the compatibility on all types of documents What do you dislike? The cost...yearly is pricey considering there are programs that you pay more upfront but it’s a one time fee What problems are you solving with the product? What benefits have you realized? Making my documents fillable for my students while teaching remotely
User in Primary/Secondary Education
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!
Open your PDF through the Files app on your iPhone. Tap the markup icon (pen tip) to access the PDF editing tools. Use the built-in tools to highlight and add text to your PDF. Tap 'Done' to save your changes.
1:06 2:23 So you click on it. And then put in a password. And then verify the password. So I'll do passMoreSo you click on it. And then put in a password. And then verify the password. So I'll do pass whatever make sure of course it's complicated. And not easily guessable if you really want to be secure.
Use the built-in markup tool to edit a PDF on iPhone. To start, open your PDF file in the Files app. Tap the file to open it, then select the Markup button. From there, you can add text, highlight, draw and more.
In the Settings app, tap Apps, tap Notes, then tap Password. Select the Notes account that you want to change, then tap Change Password. Enter your Apple Account password, then tap OK. Tap Reset Password again.

Edit PDFs with an all-in-one solution

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