A2Z Tool Blog

Learn what it means to "flatten" a PDF and why it’s important for security and printing. This guide shows you how to make your PDF non-editable online.

Forgot the password to your PDF or need to remove it for easy access? This guide shows you how to unlock a password-protected PDF file for free online.

Need to add your signature to a PDF contract or form? This guide shows you how to securely draw or upload your signature and place it on any PDF document.

Need to trim the margins or remove unwanted parts of your PDF? This guide shows you how to easily crop any PDF file with a visual editor, for free.

Need to add page numbers to your PDF document? This guide shows you how to easily insert page numbers, customize their position, and save your file for free.

Need to insert a logo, photo, or another image into your PDF? This guide shows you how to easily add, place, and resize any JPG or PNG image on your PDF.

Need to separate pages in a PDF? This guide shows you how to easily split a PDF file into multiple documents or extract specific page ranges for free online.

Have a scanned document that’s upside down or sideways? Learn how to permanently rotate pages in any PDF file for free with our secure online tool.

Need to delete a page from your PDF? Learn how to quickly and safely remove unwanted pages from any PDF document using our free, secure online tool.

Learn how to combine multiple PDF documents into a single file quickly and safely using a free online tool. No software installation needed.

Need to fill out a PDF form but don’t have the right software? Learn how to type directly onto a PDF and fill in forms for free using our secure online tool.

Need to save only a few specific pages from a large PDF document? Learn how to easily extract pages and create a new, smaller PDF for free online.

Learn how to easily change the underlying properties of your PDF file. This guide shows you how to edit the Title, Author, Subject, and Keywords for free online.

Learn the simple way to add a custom text watermark to your PDF documents online. Protect your work and assert ownership with our free and secure tool.