ScreenScraper is a powerful tool that will enable you to download data from websites easily and reliably. This free scraper for Chrome makes it possible to scrape all of the data, tables, and graphs that you want, and it is completely free to use. 

Once you install the app, you can quickly and easily make your first screen scraping for free. Just select a website and click on the button. You will be presented with a list of available options. You can also change the format of the downloaded data by selecting the appropriate option.