Best Desktop Search Software with a Free Trial of 2026

eSearch Pro combines advanced information retrieval with AI-powered web search to enhance productivity for professionals who need to quickly find information from a wide range of data sources in any language. Searching case law, legal precedents and academic literature are some of the most common uses. Other uses include investigative journalism, translation, source code, knowledge management & research across many domains.

Curiosity is redefining enterprise knowledge discovery with a blend of in-memory performance and AI intelligence. It unifies all your company’s tools: Slack, Confluence, Microsoft 365, Google Workspace and more; all into one seamless search experience. With Curiosity, you can instantly search and interact with information across multiple systems. Its AI Assistant transforms your workflow: summarize complex documents, draft content or ask questions directly to your company’s knowledge base. Everything happens securely, right where your data lives. The platform’s in-memory search engine delivers lightning-fast results across structured and unstructured data, while fast setup means you can deploy and connect your data sources within minutes. Built for flexibility, Curiosity scales from small teams to large enterprises, adapting to your infrastructure, privacy and compliance requirements. Whether you’re an engineer, knowledge manager or IT leader, Curiosity helps your organization work smarter; not harder. Fast setup. In-memory speed. Flexible for enterprise.