Best Semantic Search Software with a Free Trial of 2025

Site Search 360 is an intelligent, ad-free search engine for your website. You can quickly get your search up-and-running with a simple drag and drop integration. Your visitors will find exactly what they need right away. Site Search 360 features include: Visual configuration is quick and simple Search suggestions and autocomplete Search results for Facet-organized Semantic Search: Built-in Dictionary in 19 Languages + the ability to add custom synonyms Analytics to help you get more out of your search: What are your visitors looking for? What results do they click on? What queries don't bring any results? Full control over search results: boost, reorder, redirect Integration with Google Analytics & Google Tag Manager Import of Google Custom Search Promotions Amazing support: Live chat, email, and phone

Elastic is a search company. Elasticsearch, Kibana Beats, Logstash, and Elasticsearch are the founders of the ElasticStack. These SaaS offerings allow data to be used in real-time and at scale for analytics, security, search, logging, security, and search. Elastic has over 100,000 members in 45 countries. Elastic's products have been downloaded more than 400 million times since their initial release. Today, thousands of organizations including Cisco, eBay and Dell, Goldman Sachs and Groupon, HP and Microsoft, as well as Netflix, Uber, Verizon and Yelp use Elastic Stack and Elastic Cloud to power mission critical systems that generate new revenue opportunities and huge cost savings. Elastic is headquartered in Amsterdam, The Netherlands and Mountain View, California. It has more than 1,000 employees in over 35 countries.

Microsoft Purview serves as a comprehensive data governance platform that facilitates the management and oversight of your data across on-premises, multicloud, and software-as-a-service (SaaS) environments. With its capabilities in automated data discovery, sensitive data classification, and complete data lineage tracking, you can effortlessly develop a thorough and current representation of your data ecosystem. This empowers data users to access reliable and valuable data easily. The service provides automated identification of data lineage and classification across various sources, ensuring a cohesive view of your data assets and their interconnections for enhanced governance. Through semantic search, users can discover data using both business and technical terminology, providing insights into the location and flow of sensitive information within a hybrid data environment. By leveraging the Purview Data Map, you can lay the groundwork for effective data utilization and governance, while also automating and managing metadata from diverse sources. Additionally, it supports the classification of data using both predefined and custom classifiers, along with Microsoft Information Protection sensitivity labels, ensuring that your data governance framework is robust and adaptable. This combination of features positions Microsoft Purview as an essential tool for organizations seeking to optimize their data management strategies.

Unless offers a specialized conversational AI platform developed specifically for regulated markets, including finance, insurance, and healthcare sectors. The platform allows organizations to integrate compliant AI assistants directly into their existing digital infrastructure, improving customer service while ensuring adherence to strict regulatory standards. Unless-powered assistants can handle a wide range of inquiries through chat and search interfaces, delivering consistent and compliant responses. The platform clearly communicates to users that they are interacting with AI, providing easy options to connect with human support when necessary. This transparency builds trust and supports regulatory compliance. Unless’s technology helps businesses reduce support costs and improve response times without compromising security or compliance. The platform’s flexible architecture enables quick deployment across diverse environments. Overall, Unless empowers regulated organizations to innovate with AI while safeguarding customer experience and data integrity.

Repustate is an AI-powered semantic search, sentiment analytics and text analysis platform that provides world-class AI-powered data mining for organizations worldwide. It allows businesses to analyze terabytes and uncover valuable, actionable business insights. Repustate offers continuous deep dives into complex, integrated data across all industries, from our respected clients in the Healthcare sector to leaders in Education, Banking, Governance. Our solution drives sentiment analysis, text analytics, Voice of Customer (VOC), video content analysis (VCA), across platforms. It covers the multitude of acronyms, emojis, and slangs that supersede formal language in social media. It doesn't matter if you have data from Youtube, IGTV or Facebook, Twitter, TikTok or your own customer reviews forums, employee surveys or EHRs. You can pinpoint the most important aspects of your business.

Leverage AI-driven search capabilities to extract precise answers and identify trends from various documents and websites. Watson Discovery utilizes advanced, industry-leading natural language processing to comprehend the distinct terminology of your sector, swiftly locating answers within your content and revealing significant business insights from documents, websites, and large datasets, thereby reducing research time by over 75%. This semantic search transcends traditional keyword-based searches; when you pose a question, Watson Discovery contextualizes the response. It efficiently scours through data in connected sources, identifies the most pertinent excerpts, and cites the original documents or web pages. This enhanced search experience, powered by natural language processing, ensures that vital information is readily accessible. Moreover, it employs machine learning techniques to categorize text, tables, and images visually, all while highlighting the most relevant outcomes for users. The result is a comprehensive tool that transforms how organizations interact with information.

Nearly every search query related to Big Data yields an overwhelming number of results, making it nearly unmanageable to sift through them effectively. Individual users possess distinct requirements, and relying solely on user queries alongside broad data statistics often fails to yield valuable outcomes. Fields such as eDiscovery, healthcare, finance, law enforcement, consulting, and academia require the capability to swiftly locate precise information. Rinalogy Search is an advanced search solution that employs machine learning to adaptively learn from each user, delivering personalized results informed by real-time user feedback. It provides relevancy scores for each document retrieved in response to a query, enhancing the search experience. Furthermore, Rinalogy Search can be integrated into clients' IT systems, ensuring proximity to data while maintaining security through firewall protection. Users can also prioritize search concepts by assigning them weights, facilitating a more targeted approach to finding the information they need. This innovative tool empowers users to navigate complex datasets with greater efficiency and accuracy than ever before.

Klevu is an intelligent site-search solution that helps e-commerce businesses increase their onsite sales and improve customer online shopping experience. Klevu powers the navigation and search experience for thousands of enterprise and mid-level online retailers. It leverages advanced semantic search, natural word processing, merchandising, and multilingual capabilities to ensure that visitors to your site find exactly the information they need, regardless of device or query complexity.

Security is paramount for our operations, which is why we prioritize the most secure methods in managing rights distribution through Active Directory configurations, ensuring that files are exclusively accessible to designated individuals. Many organizations seek unique and innovative search functionalities for their websites or intranets. With the Hulbee Enterprise Search software, you benefit from a semantic search that delivers highly relevant results. Furthermore, you can tailor your search capabilities via API and SDK, addressing the inventive technical demands of numerous companies that wish to adapt Hulbee Enterprise Search to fit their specific requirements. We are eager to facilitate this customization for you! Much like a Lego set, our software can be personalized and expanded to meet your IT specifications. Regardless of whether you are working on the Internet or an intranet, everything is integratable through API and extendable via SDK! Additionally, you can link your own development environment to our search system, giving you the freedom to operate independently of external vendors. This flexibility enables businesses to innovate while maintaining robust security measures.

Welcome to the age of Big Data, where insights driven by data can revolutionize your enterprise. You are on the verge of unveiling an exceptional solution: an innovative, robust, and adaptable platform equipped with all the essential features for Search, Discovery, and Analytics of your data. We proudly present 3RDi, known as the "Third Eye." This semantic search engine is specifically crafted to empower your business in taking decisive actions, enhancing revenue streams, and minimizing expenses! With its foundation in natural language processing and semantic search capabilities, it is tailored for comprehensive information analysis across multiple dimensions while ensuring effective management of search relevancy. Explore this all-encompassing and scalable platform that addresses every challenge in search and text mining, ranging from the management of unstructured content to extracting profound actionable insights that can propel your business forward. 3RDi transcends the role of a mere search tool; it serves as a holistic suite of solutions encompassing text mining, enterprise search, content integration, governance, analytics, and much more, ensuring you are equipped for success in a data-driven world. By leveraging 3RDi, you can unlock the full potential of your data and drive meaningful growth.

Achieve greater precision in results with the Inbenta Semantic Search Engine, which comprehends the intent behind customer inquiries. As the most commonly utilized self-service feature, found on 85% of websites, the capability to present the most pertinent information can significantly impact the quality of the customer experience on your site. Inbenta Search aggregates information from various customer relationship management platforms like Salesforce.com and Zendesk, as well as other specified online sources. By leveraging Inbenta's Symbolic AI and Natural Language Processing technologies, this advanced semantic search system effectively interprets user questions, swiftly provides the best answers, and helps lower your support expenses. Furthermore, adopting Inbenta's Symbolic AI technology eliminates the need for extensive data training, allowing for rapid deployment and immediate advantages from the Inbenta Search engine. This means that businesses can enhance customer satisfaction while also streamlining their operational costs efficiently.

Vantage Discovery is an innovative SaaS platform powered by generative AI, designed to enhance intelligent search, discovery, and tailored recommendations, enabling retailers to provide exceptional user experiences. By leveraging the capabilities of generative AI, businesses can develop semantic search functionalities, enriching product discovery, and crafting personalized suggestions. This platform revolutionizes traditional search methods by shifting from keyword reliance to understanding natural language, thereby capturing the user's intent, context, and meaning to offer remarkable experiences. By focusing on user interests, preferences, and the merchandising objectives of the retailer, Vantage Discovery allows for the creation of entirely new and engaging discovery experiences. It can return highly personalized and precise results from millions of items in mere milliseconds, thanks to its semantic comprehension of user queries and individual styles. With straightforward APIs, Vantage Discovery empowers companies to deliver exceptional user experiences, making the process both efficient and effective. The ability to continuously adapt and improve recommendations based on user interactions further enhances the platform's effectiveness.

Vertex AI Search by Google Cloud serves as a robust, enterprise-level platform for search and retrieval, harnessing the power of Google's cutting-edge AI technologies to provide exceptional search functionalities across a range of applications. This tool empowers businesses to create secure and scalable search infrastructures for their websites, intranets, and generative AI projects. It accommodates both structured and unstructured data, featuring capabilities like semantic search, vector search, and Retrieval Augmented Generation (RAG) systems that integrate large language models with data retrieval to improve the precision and relevance of AI-generated outputs. Furthermore, Vertex AI Search offers smooth integration with Google's Document AI suite, promoting enhanced document comprehension and processing. It also delivers tailored solutions designed for specific sectors, such as retail, media, and healthcare, ensuring they meet distinct search and recommendation requirements. By continually evolving to meet user needs, Vertex AI Search stands out as a versatile tool in the AI landscape.

TopK is a cloud-native document database that runs on a serverless architecture. It's designed to power search applications. It supports both vector search (vectors being just another data type) as well as keyword search (BM25 style) in a single unified system. TopK's powerful query expression language allows you to build reliable applications (semantic, RAG, Multi-Modal, you name them) without having to juggle multiple databases or services. The unified retrieval engine we are developing will support document transformation (automatically create embeddings), query comprehension (parse the metadata filters from the user query), adaptive ranking (provide relevant results by sending back "relevance-feedback" to TopK), all under one roof.