Convert your image to PNG with this free online image converter. Upload your image and select between various filters to alter your image and apply digital effects. png converter. 1  Upload your image you want to convert to PNG:  Or enter URL of your image you want to convert to PNG: (e.g. http://bit.ly/b2dlVA)
According to my calculations the average size of a piece of computer paper is approximately 8.5 inches by 11 inches. best to go to a printer shop, save your image to a disc or sd card, look up the number for a local printer and call to find out how much they will charge, A3 paper will probably be large enough.
The A series paper sizes are defined in ISO 216 by the following requirements: 1  The length divided by the width is 1.4142. 2  The A0 size has an area of 1 square metre.  Each subsequent size A(n) is defined as A(n-1) cut in half parallel to its shorter sides.