Everything by Voidtools - Everything. Locate files and folders by name instantly. Everything. Small installation file. Clean and simple user interface.
Google - Google Search, also referred to as Google Web Search or simply Google, is a web search engine developed by Google. It is the most used search engine on the World Wide Web
DocFetcher - DocFetcher is a portable German/English open source desktop search application.
Dialer One - CyburDial: Revolutionizing Connections, Empowering Conversations with and Artificial Intelligence driven Dialer.
Recoll - Recoll is a desktop full-text search tool. Recoll finds keywords inside documents as well as file names.
Contacts Optimizer - Your contacts are probably the most important data in your phone, right?