How to blacken PDFs
Choose the file you want to blacken. Blacken your file with the tools. Then save your file as a new PDF.
Choose the file you want to blacken. Blacken your file with the tools. Then save your file as a new PDF.
There are several tools available for blacking. Blacken with the pen or with shapes to quickly and easily make areas unrecognizable.
PDF24 makes it as easy and fast as possible to blacken PDF files. You do not need to install or adjust anything, just edit your file here.
There are no special system requirements for blackening files. This app works under all common operating systems and browsers.
You don't have to install any software. This app runs on our servers in the cloud and your system is not changed and does not require any special requirements.
This tool does not save your files on our server longer than necessary. Your files and results will be completely removed from our system after a short time.
PDF24 takes the protection of files and data very seriously. We want our users to be able to trust us. Security aspects are therefore a permanent part of our work.
Yes, you can use PDF24 Tools on any system with which you have access to the Internet. Open PDF24 Tools in a web browser such as Chrome and use the tools directly in the web browser. You do not need to install any other software.
You can also install PDF24 as an app on your smartphone. To do so, open the PDF24 Tools in Chrome on your smartphone. Then click on the "Install" icon in the upper right corner of the address bar or add PDF24 to your start screen via the Chrome menu.
Yes, Windows users can also use PDF24 offline, i.e. without an Internet connection. Simply download the free PDF24 Creator and install the software. The PDF24 Creator brings all PDF24 tools to your PC as a desktop application. Users of other operating systems should continue to use PDF24 Tools.
Open the website https://tools.pdf24.org in a web browser on your smartphone and click on “Install” in the browser menu. This will install all PDF24 tools as an app on your Android or iPhone.