The only requirement is the required minimum of a PDF document. In case you want to resize a document that is more than 50 MB large, you are probably already aware how to download a large file online and, as you can see on the picture, most likely you have one of those online services on your system. It's really easy to do online PDF resizing online, just add images, videos, music, PDF document, whatever, and we'll do the resizing automatically for you, so you can send online documents straight from any device. How you can resize your PDF online. If you would like some additional customization in your resizing experience, the online tool has a feature called Page Pinch which, as the name suggests, allows you to stretch a paragraph by one page. Resize PDF for free on my iPad — show This is probably my favorite PDF resize tool, it actually allows resizing individual pages, not whole files. It will resize the PDF file on your iOS device (iPhone, iPad, iPod Touch) in an automatically generated way. And this also works great on Windows computers as well. Change document size online Change page size of PDF on Google, just copy and paste your PDF file into the desired size, click on resize button, size will be changed automatically, no manual work required. The tool is good for a first printout, or any other use cases you might have. Resize PDF online — Google Docs Resize PDF online — Scribe For this online tool simply copy and paste your PDF file into the desired size and hit the res can button. This tool will make your computer search through all your PDF files searching for the pages that need to be resized. When the search is finished your PDF file can be resized by an automatic program. How to change PDF pages size on your mobile apps Do you know when you want to make changes in PDFs? You can easily do this via your mobile phone apps. It might not give the effect as well as what is described on the webpage, but it's still a fantastic option to print out as PDF files on your mobile device. Resize PDF with PDFs in PDFs — Scribe You will find this tool to be very useful when you want to make changes in a PDF.