cutestat - Website Stats and Valuation. CuteStat.
OptionPlan - Design a stock option plan with benchmarks for every role
Rankchart - Rankchart is one of the unique websites that allows you to examine your websites or watch competitors and locate rich information about website technologies, site reputation, errors, SEO, and ad-word recommendations.
Options Worth - Find out what your stock options are worth
Site Worth traffic - Site Worth traffic is a cost-effective site that is introduced to estimate the value, daily page views, daily visitors, and daily revenue of a website.
TLDR Options - Guesstimate the possible value of startup options