Tworlds - Swap photos with strangers around the world, anonymously

DataSpark - Get access to exclusive hedge-funds stock research, for free

Just a Minute - A web experiment to see how well you can estimate a minute.

Jika - A/B test your product pricing on Shopify. Make more money.

The Evolution of Trust - an interactive guide to the game theory of why & how we trust each other

Encome - Encome helps you discover trending stocks by monitoring news and social media in real-time and also allows you to analyse them in detail.