It's basically search engine and saves thousands of URL from various search engines such as Bing and Google. With keyword you can simply research without knowing it. As link checker, it can also scans lot of pages easily.

Scrapebox is very practical for marketing purposes.

The price in relation to offered functions. The program is still being developed, maybe not very dynamically, but the author keeps tinkering with it. For ~ 100$ we have the software on property and lifetime license. Just 3 years ago it was for less than 70$. With the right footprints you can collect really a lot of information in a relatively short time, bearing in mind its price. It is not a speed demon, but a lot also depends on the proxy you are using. For it to make sense you need to buy a paid one, because working with free ones is a real pain. However, if someone wants to gather a lot of data fast, he is probably ready to spend some extra money. I currently consider this program a "must have" for marketing related people. The amount of collected data can be skilfully processed and transformed into financial benefits.