This app lets you copy and paste text from images

TL;DR: Pull text from videos, images, and more with TextSniper for Mac, on sale for 42% off. As of April 26, get a lifetime subscription for only $3.99.

TextSniper is a Mac app that lets you extract text from sources like images, YouTube videos, PDFs, screenshots, or presentations. 

Thanks to advanced OCR (optical character recognition) technology, TextSniper can scan and recognize the text within any digital image, video, or document. It will then copy it, allowing you to paste the text directly into an editable format, like a note, text, or even Google Doc. It can also turn recognized text into speech, in case there’s a word or phrase you need to be pronounced, and scan barcodes and QR codes and turn them into text.. Read more...