There are lots of online tools that converts your images into ASCII characters.asciifi is another web based service that helps you to convert your image into ASCII characters easily.There are two options available there so that you can either upload your own images to convert in to or put an image link to convert into ASCII characters easily.The actual logo for Ehowportal is mentioned in the image here & is converted into ASCII character with Asciifi.com

Best Online Image to ASCII Converter 1

Online Image to ASCII Converter

Most of online ASCII converters are uploading images in their own servers & than parse pixel by pixel of images into ASCII characters.I have converted my blog’s logo into ASCII characters.If you are eager to know how whole thing works than you can get the full source code for ASCII converter from GitHub.

Check out asciifi website @ http://asciifi.com (Update : This tool is no longer available )

Related : Top 5 Online OCR Sites to convert Images to Text