Online PDF Annotator

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How To online PDF annotator

Upload & Edit Your PDF Document
Save, Download, Print, and Share
Sign & Make It Legally Binding

Easy-to-use PDF software

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There are plenty of tools offering an easy way to convert PDF to other formats. However, “easy” does not always guarantee that the output file will be of high quality. Our solution combines ease of use and excellent performance. Here is how you can check it.

How to process PDF easily and efficiently with Online PDF Annotator

  1. Add, upload, or export a document to the platform.
  2. Note, you can make changes to the content of the document regardless of the initial upload format.
  3. Make edits to the text: change, replace, or delete it.
  4. Annotate the content: highlight text, add sticky notes, arrows, and blackout specific areas.
  5. Add graphics, shapes or add drawings by using a drawing tool.
  6. Use Online PDF Annotator to watermark and password-protect your document before choosing PDF as an output format.
  7. If you convert to PDF, you can make it more entertaining by adding fillable fields.
  8. Download, send or share your document in a flash.

File processing is only a small fraction of the entire arsenal of features our solution includes. If you’re working with PDF files daily and need an extensive set of features to facilitate your document workflow, the Online PDF Annotator will be your best fit.

Video instructions - Online PDF Annotator

Instructions and Help about Online PDF annotator

PDF has become the file format of choice for sharing documents, forms, books, everything!This almost universal format is easy to use; but it has not always been easyto add your own special notes and markups. But now, annotating PDF documents is easyusing PDF Annotator.Open your documents in PDF Annotator and begin addingtext notations, highlighting and calloutsdirectly to the document.Your annotations are saved with the document and can be viewed by using any PDF viewer.Enter information on a business form using text boxes.Save the information with the document, print or forward the completed form.All annotations and markups can still be edited when you re-open the document.Collaborate with your co-workers using highlighting, callouts and text annotations.As a teacher, present your onscreen lectures with PDF Annotator, making notes in real time.Save the presentation and e-mail it to your students for a study guide.Then remove the markups for the next class and start fresh.Instructions in computer and appliance manuals can be highlighted to help you find them again easily.Because PDF Annotator is ink-enabled, you can take it with you anywhere.Use it on your tablet PC or touch-screen laptop for collaboration on the road.Make handwritten notes to your PDF documents and e-mail them right from PDF Annotator.For more information on how PDF Annotator can make your business, academic and home computing better, go to

Online PDF Annotator: What You Should Know

FREE online PDF editor and PDF annotations.

What people say about us

Beth K
super easy to use
Anonymous Customer
thanks thanks for the help
Anonymous Customer


How do I annotate a PDF online?
To add an annotation in PDF, upload your document to PDFfiller, or choose the document your want to annotate in "My Forms" page and click "Fill" button. You can highlight text or add comments, sticky notes or underlines in your PDF document, application form, license form, contract document or certificate file online.
How do I annotate a PDF document?
Add Sticky Notes. Click "Comment" "Note", and then click on the location where you want to add comments. nHighlight, Underline, Strikethrough. Click "Comment" "Highlight", then select the text you want to highlight. nAdd Text Box. nFoxit Reader. nPDF-XChange Viewer. nNitro Reader. nNotable PDF.
How do I fill out a PDF form online?
Fill in flat forms in a browser Save the form on your computer, and then open it directly in or Reader. For instructions, see Fill out your PDF form. Save form, open in or Reader, and then choose Tools Fill & Sign.
How do I fill out a PDF electronically?
Within , open a PDF file or click on the Create PDF tool in the right pane to convert your document to PDF.nClick on the Fill & Sign tool in the right pane.nClick on a text field, then type on the form to add text. nClick Sign in the toolbar at the top of the page.
How do I type into a PDF document?
Open a PDF document in Reader. nClick on Tools. nClick on Fill & Sign. nClick on the "Ab" icon in the top-middle of the window.nClick on the place in the document where you want to add the text. nAdjust the text size. nClick on "Type text here" in the dialog box.
How do I fill out a document online?
Sign up for a HelloSign account. Enter in your email address and a password or connect your Google account.nUpload your document. Choose the PDF you need to fill out and upload it to your account. nFormat and fill out the document. nInsert your eSignature. nDownload a copy of the completed copy.
How do I add comments to a PDF document?
Choose Tools Text Tool.nChoose Notes Text Note.nDrag in the document until the note is located where you want and has the size you want.nTo enter text, double-click the note.
How can I add comments to a PDF?
nSuggested clipnMarking Up And Adding Comments To PDF Documents.mp4 YouTubeStart of suggested clipEnd of suggested clipnMarking Up And Adding Comments To PDF Documents.mp4
How do you add comments in Pro?
Suggested clipnOnline PDF Annotator Pro DC Tutorial Adding Comments - - YouTubeYouTubeStart of suggested clipEnd of suggested clipnOnline PDF Annotator Pro DC Tutorial Adding Comments - - YouTube
How do you add something to a PDF?
Open your PDF document.nRight-click in the PDF, and select Insert Pages from the right-click menu.