Shodan alternative?

Hey everyone, I currently want to use shodan to research the most common apps on the internet, but I can only ever get like 20 pages w/ a free account and an x amount of searches so I find myself using way too many filters as a workaround to the limit and then I surpass the daily limit ( I don't have a credit card so membership is not an option) so like do any of you know of a …

account apps cybersecurity daily find free hey internet limit research searches shodan workaround