First you have to configure the spotlight search area by heading over to Settings – General – Spotlight
Search:
This type of organization will also make the Spotlight area feel less cluttered. After the configuration, you can launch the spotlight search area with a downward swipe on the Springboard, insert a character or a symbol in a search bar to see the list of all apps installed on the device. It will also show the folders if apps are installed inside one, and the name of the designated folder will also be displayed on the right.
This is perhaps the fastest way to see what’s installed on your device and remove such much needed bloatware or apps that you no longer use.