OnlineOCR Converts Your Scanned Documents to Editable Text - Conversion - Lifehacker
A page of printed notes from an instructor, an old proposal you want to edit, a letter your boss wants turned into a template, OnlineOCR can help take an image of text and turn it into an editable copy.
OnlineOCR is a completely free service. You can upload documents in a variety of formats like PDF, TIFF, JPG, and other image files as well as a ZIP of your document. Without creating an account you can convert documents up to 1MB in size and 5 pages long. Creating a free account allows you to upload documents that are 20MB in size and longer than 5 pages.
via lifehacker.com

