This data counts how many unique individual people visit the site per month (from the U.S. only). Keep in mind that visitors are only counted once, regardless of how many times they visit the site in a month's span.
A company's competitive rank by UVS is where the researched site ranks among similar sites.
The estimated number of visitors coming from the first 20 search results (per month).
The estimated cost of purchasing the same number of visitors through Ads.
The estimated number of visitors coming from Ads (per month).
The estimated expenses the site has for advertising in Ads (per month).
BuiltWith is a website profiler tool that helps developers, researchers, designers and (now) Web 100 editors find out what technologies websites are using.
As collected from verified Facebook and Twitter accounts.
Every website is selling something. From e-commerce solutions to brand promotion, we measure buy-ability by how well and quickly a company achieves this.
Web 100 companies have set the benchmark for usability. While seemingly subjective, this is a factor we just couldn't keep out. To make conclusions on usability, we looked at case studies, recent improvements and spoke to company reps.
* ALL DATA IS POPULATED AT TIME OF RANKING (FROM SEPT. 2012 TO DEC. 2012)