Add audio to PDF For Free

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Last updated on Sep 20, 2025

Discover the simplicity of processing PDFs online

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Upload your document in seconds
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Fill out, edit, or eSign your PDF hassle-free
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Download, export, or share your edited file instantly
Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025

Every PDF tool you need to get documents
done paper-free

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Create & edit PDFs

Generate new PDFs from scratch or transform existing documents into reusable templates. Type anywhere on a PDF, rewrite original PDF content, insert images or graphics, redact sensitive details, and highlight important information using an intuitive online editor.
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Fill out & sign PDF forms

Say goodbye to error-prone manual hassles. Complete any PDF document electronically – even while on the go. Pre-fill multiple PDFs simultaneously or extract responses from completed forms with ease.
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Organize & convert PDFs

Add, remove, or rearrange pages inside your PDFs in seconds. Create new documents by merging or splitting PDFs. Instantly convert edited files to various formats when you download or export them.
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Collect data and approvals

Transform static documents into interactive fillable forms by dragging and dropping various types of fillable fields on your PDFs. Publish these forms on websites or share them via a direct link to capture data, collect signatures, and request payments.
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Export documents with ease

Share, email, print, fax, or download edited documents in just a few clicks. Quickly export and import documents from popular cloud storage services like Google Drive, Box, and Dropbox.
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Store documents safely

Store an unlimited number of documents and templates securely in the cloud and access them from any location or device. Add an extra level of protection to documents by locking them with a password, placing them in encrypted folders, or requesting user authentication.

Customer trust by the numbers

64M+
users worldwide
4.6/5
average user rating
4M
PDFs edited per month
9 min
average to create and edit a PDF
Join 64+ million people using paperless workflows to drive productivity and cut costs

Why choose our PDF solution?

Cloud-native PDF editor

Access powerful PDF tools, as well as your documents and templates, from anywhere. No installation needed.

Top-rated for ease of use

Create, edit, and fill out PDF documents faster with an intuitive UI that only takes minutes to master.

Industry-leading customer service

Enjoy peace of mind with an award-winning customer support team always within reach.

What our customers say about pdfFiller

See for yourself by reading reviews on the most popular resources:
I like that I can quickly sign something without printing and scanning signing and scanning again. I can send this out right from here via my email, haven't checked Gmail records yet, but if they've been recorded there, I think I will use this app for years to come.
CM B
2018-04-14
It is easy to use and there is no watermark which is really great when it is something that I am going to have to turn in professionally. They do a great job of making the pdf to write in
Alex H
2019-04-26
It is a little hard to learn and it is a little expensive, but it is the best "filler" program I have ever used and I am glad and grateful to have it.
Anonymous Customer
2019-05-21
PDFfiller is making filling out forms much more streamlined. As a non-profit organization we try to look for things make the running of it more efficient. PDFfiller has made this possible. No more trying to create the forms and fill in the tiny blocks. Just create, insert, and print.
Kristie
2019-07-24
What do you like best?
PDFfiller is easy to use and has widely varied functionality. From the editing of documents to the administrative/management aspects of the program, it is quick and simple
What do you dislike?
Some elements of the interface gets a bit busy. It ends up leaving me with a somewhat small visual operating space. It is worth mentioning, though, that this has improved a bit in the last six months or so.
What problems are you solving with the product? What benefits have you realized?
I'm using the templates to edit and send out letters, which I like. I'm also sometimes using the direct email function.
User in Real Estate
2020-02-03
Fill it out! Overall, I love when this is available to use for forms I need to fax or email. I love the feature of being able to fill the form out online. Very easy to use and beats having to fill in by hand, scan and send. I am not quite sure how to do this myself and have to ask IT to assist in making the form fillable for me.
Heather S.
2019-12-04
After looking for alternatives to Adobe Acrobat, it seems that PdfFiller is the best offer in the market. It covers most pdf tasks and the ability to access your pdf online is a huge plus. In addition, mobile and desktop apps available allows extra flexibility.
Carlos Luis Mendoza G
2023-04-10
Easy & simple to use! Perfect for e-signing docs. Navigating the documents is easy & doesn't take you into weird places of the doc that don't need attention. I don't see any improvements that need to be made, I really like this product.
Sarah R.
2023-01-13
I have used PDF filler for not only my work, but my... I have used PDF filler for not only my work, but my daughter can use it for school work as well. PDF Filler is a well priced, useful product. I highly recommend. Thanks- Kelly Johnson, Cremation Center of Birmingham, AL
Kelly J.
2020-04-29

Add Audio to PDF: Enhance Your Documents Effortlessly

The Add Audio to PDF feature allows you to easily enrich your PDF documents with audio content. This simple tool helps you create interactive and engaging materials that resonate with your audience. Whether you want to present your ideas clearly or provide additional context, this feature is here to support you.

Key Features

Simple and intuitive interface for easy audio integration
Supports various audio file formats for flexibility
Allows precise placement of audio clips within the document
Enables multiple audio files to be added to a single PDF
Facilitates seamless playback with a user-friendly audio player

Potential Use Cases and Benefits

Create engaging educational materials with voiceovers for better learning
Add narrative elements to your presentations to captivate your audience
Enrich marketing brochures with product descriptions and customer testimonials
Provide guided tours of documents in museums or galleries
Support multilingual content by adding translations as audio

This feature solves the problem of static content in PDFs by introducing an audio element that brings your documents to life. By adding audio, you can create more interactive and accessible materials, helping you communicate your message in a clearer and more effective way. Users benefit from a richer experience that caters to different learning styles and preferences.

Get documents done
from anywhere

Create, edit, and share PDFs even on the go. The pdfFiller app equips you with every tool you need to manage documents on your mobile device. Try it now on iOS or Android!

How to Add Audio to a PDF with pdfFiller

Adding audio to your PDF files can enhance the overall user experience and make your documents more engaging. With pdfFiller's Add audio to PDF feature, you can easily insert audio files into your PDFs. Follow these simple steps to get started:

01
Open the PDF file you want to add audio to in pdfFiller.
02
Click on the 'Audio' tab in the toolbar at the top of the page.
03
Select the 'Add Audio' option from the dropdown menu.
04
Choose the audio file you want to add from your computer or cloud storage.
05
Position the audio file on the PDF by clicking and dragging it to the desired location.
06
Resize the audio file by clicking and dragging the corners.
07
Adjust the audio settings, such as volume and playback options, using the options provided.
08
Save your changes by clicking on the 'Done' button.
09
Your PDF now includes audio! You can play the audio by clicking on the audio icon within the document.

By following these steps, you can easily add audio to your PDF files using pdfFiller's intuitive interface. Enhance your documents with audio and create a more interactive experience for your readers!

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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
Select the PDF page that you want to add music to. Select the Sound Tool by navigating to Tools>Advanced Editing> Sound Tool. Specify an area in the PDF that will play the music/audio when selected. In the Content Settings section, click the radio button to choose the music file you want to add to the PDF.
Suggested clip How to Link / Embed a YouTube video into a Word 2016 document ... YouTubeStart of suggested client of suggested clip How to Link / Embed a YouTube video into a Word 2016 document ...

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Try the PDF solution that respects your time.
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025