How To Add Comments To A PDF Online For Free

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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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What our customers say about pdfFiller

See for yourself by reading reviews on the most popular resources:
I found this site by using Google. I then had a few questions that were resolved by chatting with an agent. The agent gave me a 3 day free trial. I was able to do what I needed and purchased a subscription.
Andrea H
2017-09-02
What do you like best?
PDFfiller is a good cloud-based solution for signing and editing pdf documents without the need for a complete pdf editing suite. Uploading files is very simple. We just select Upload to go to the folder and then we can choose which documents to upload.
What do you dislike?
The speed of returning to the dashboard can be a bit slow sometimes. There is no autosave, so every time you log in on another session, you will exit from the first session and lose your unsaved work.
Recommendations to others considering the product:
I have recommended this service to co-workers and others in my field. These people work with many forms and applications and they can solve many problems related to online documents with PDFfiller.
What problems are you solving with the product? What benefits have you realized?
We can easily add the fields we need to any document. In just a few steps, we can send the document to the recipient to collect information or sign. It is especially useful when I leave my desk and need to sign a document on my phone.
Connor Wright
2018-08-09
An easy and effective tool for PDF files in daily office work. It's an amazing alternative of Adobe's pro version and I don't need any file to install on my system. I can do my work through this application on my web browser itself. It is very easy to use. It helps to add notes to your PDF files easily. It also has the feature of importing files from a URL. After editing your pdf file you can directly send it to your email id. Its inefficiency of uploading multiple files in one operation. Sometimes it become slow when uploading slightly large file irrespective of internet speed.
Kapil V.
2018-11-27
Easy to navigate Easy to navigate. I didn't have cash to send correspondence to the IRS. This is a great tool for sure. It's more difficult submitting a review though, just saying. Your date feature sucks.
james gatuma
2023-07-23
I've been using PDFfiller regularly for over 2 years now, and it works wonderfully. I'm able to upload documents, add fillable lines, and get electronic signatures seamlessly. Customer service is also great - prompt and friendly in attending to any questions or issues. Makes running my business that much easier.
Monica K
2022-05-05
Currently at this moment _PDF is great… Currently at this moment _PDF is great tool for exporting documents to another located place .Secondly the tool have significant tool in helping an individual from undertaking there work my using watermark validation.
phyllis Bishop
2021-02-18
I am more than satisfied with the… I am more than satisfied with the functions of this application. As a student I find this platform to be very useful. I plan on keeping my subscription
Bryan Pelaez
2021-01-31
If you have forms to fill out electronically, this is the website to use. It is simple even for those not great with tech! Customer service is also very honest and helpful as far as billing, etc.
Debbie M
2021-01-20
GOOD OPPORTUNITY WHEN SOMEONE HAVING… GOOD OPPORTUNITY WHEN SOMEONE HAVING MEDICAL ISSUES AND NOT IN A SITUATION TO GET THE PRINTER IN ORDER TO MERGE THE DOCUMENTS.
SHAUKAT ALI
2025-06-19

How-to Guide

How to Add Comments to a PDF:

01
Upload your document to the uploading pane on the top of the page
02
Choose the Add Comments to a PDF feature in the editor`s menu
03
Make all the needed edits to your document
04
Push “Done” orange button in the top right corner
05
Rename the document if it`s needed
06
Print, save or share the file to your computer

The easy way to Add Comments to a PDF online

We all can deal with documents digitally, no matter who we are. It is important to edit the document's content and fill it out efficiently. Just about everyone uses document templates instead of making blanks from scratch. But it takes more than just a reader app when you need to make changes. There are dozens of platforms allowing you to edit form templates, and pdfFiller is one of them you can use for every aspect of your routine. It’s full of tools for managing documents. Individuals and businesses alike benefit from the ability to Add Comments to a PDF. Don’t know how to Add Comments to a PDF on pdfFiller? See the tutorials to get the answers precise and short. Use it for your needs or collaborate with other people and businesses, all online.

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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?
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Add new text to a PDF You can add or insert new text into a PDF using any of the fonts installed on the system. Select Tools > Edit PDF > Add Text. Open a PDF and then choose Tools > Edit PDF > Add text. Drag to define the width of the text block you want to add.
To create a pop-up note, select on the annotation toolbar and click it on any part of the page without text. A pop-up window will appear. You can delete the pop-up note by tapping the trash bin icon. You can also move the note around by dragging it.

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