Crucial is the online store specialising in memory and computer storage. Crucial is a brand of Micron Technology, which is one of the largest flash storage and memory manufacturers in the world. Shop for computer memory upgrades, solid state drives and read the onsite guides to know more. To find compatible upgrades, use the advisor tool by listing the manufacturer, model and make of your system. If you don’t know the specs, use the system scanner to get upgrade suggestions.