LightPDF is a free online tool that can convert and edit your PDF files.
Free and Safe to Use
This tool is totally free. You can use it without ads or watermarks. What's more, you can there is no limits to the time or size of the uploaded files. There is no extra plugin or installation. It can work on many web browsers. You don't need any account to use it and all the uploaded files will be erased permanently and instantly once you've finished using the provided tools. More Info »
Convert PDF to Different Formats and Vice Versa Easily
This tool can convert your PDF files to Word, Excel, PPT and images format like PNG and JPG. Also, you can turn your PNG, JPG, Excel, Word and PPT files to PDF files. Simply click to add file or drag and drop file to convert.
Multiple Options for Editing PDF Documents
You can merge several PDF files into one, and split one into multiple pieces.
You can add text and image watermark to a PDF.
You can protect your PDF by setting a password.
You can unlock a locked PDF.
You can add signature or sign directly to a PDF.