UseJSON is a free to use tool which helps to format, validate, compare your JSON,HTML,Javascript and XML.
Not Applicable 
$ 8.95
Minify and beautify JavaScript, CSS and HTML codes efficiently.
8,192,630 $ 240.00
Online Web Tools like Converters, Test Code, Encode/Decode, Viewer, Editors, Calculators, SEOS, ... All free and easier to use.
4,907,427 $ 240.00
ForaStat is a free tool which helps analyse websites and estimate valuation including such as Search Engine Reports, Traffic Reports, Social Engagement, Safety, Host Information, Domain WHOIS, Page Speed and much more.