Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.

Mitch - The unofficial mobile app for itch.io

Heap - Analytics for web and iOS. Heap automatically captures every user action in your app and lets you measure it all. Clicks, taps, swipes, form submissions, page views, and more.

GameDatum.com - A platfrom of free online games. A list of all the available online free games from various producers online.

Yandex.Metrica - A free tool for evaluating site traffic and analyzing user behavior

ScienceGameCenter - The goal of the Science Game Center is to demonstrate to teachers, scientists, museums, and parents the myriad ways games can be used to improve education in math and science.