Trendistic - see trends in twitter. Monitter : real time, live twitter search and monitoring. Twitter Directory and Search, Find Twitter Followers. Directory & Location Tools.
Topsy - Real-time search for the social web. With iOS 9, Search lets you look for content from the web, your contacts, apps, nearby places, and more.
Powered by Siri, Search offers suggestions and updates results as you type. There are two ways to use Search on your iOS device.