Air Matters - Providing real-time Air Quality Index & Allergy Pollen & Weather Data, as well as Protection Recommendations and Forecast.
Lumoid Locals - Peer-to-peer marketplace for short-term gadget rentals
World Air Quality Index - Air quality index for the globe
Grover - Rent electronics for a month & try it before you buy.
Prkruti - Prkruti is the best weather app for android.
Nespresso Index - The caffeinated version of the Big Mac Index.