Fill out and sign forms—no printer needed
You can use Preview to fill out PDF forms and even add a signature.
Protect your confidential documents
If a PDF contains sensitive information, you can keep it secure by adding a password.
Combine PDF documents
Easily combine PDF documents and transfer pages from one PDF to another.
Convert image files to a variety of file types
Preview supports a large set of image file types, including JPEG, PNG, PSD, and TIFF. When you receive a photo that you can’t open in your photo editing app, you may be able to convert it to a file type you can use.
To explore the Preview User Guide, click Table of Contents at the top of the page, or enter a word or phrase in the search field.