Is there a Possibility of Data theft from Websites That Offer Free?

Is there a possibility of data theft from websites that offer free file format conversions such as PDF to JPG or merging several PDF files?

Not all but some of these free to use PDF converters are totally safe. Let me suggest you the name of one such safe to use and free PDF converter tool i.e. SwifDoo PDF. It is an ultimate solution for your PDF documents. Using SwifDoo PDF, you can perform the following file conversion operations. Convert PDF files to Word, PPT, Excel formats and vice-versa. Convert CAD file to PDF format. Convert image files like JPG, PNG, BMP, TIFF to PDF and vice-versa. So, now let us learn how SwifDoo PDF converter works in the following steps while taking Word to PDF conversion as example. Download, install and launch SwifDoo PDF on your PC. After that select “PDF to Word” conversion tool from the homepage. Once SwifDoo Converter is open, simply select “Office to PDF” converter tool from the left hand side panel. The next step will be to select and upload the word files to be converted. You can make use of traditional file drag & drop method or “+Add Files” button for this. As soon as the word files are added, simply hit the “Start” button. In the blink of your eyes, the word files will be processed and converted to PDF format. You can then locate the final PDF files at the set output storage location.