Best Enterprise Search Software in the UK
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Compare the Top Enterprise Search Software in the UK as of February 2026
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What is Enterprise Search Software in the UK?
Enterprise search software enables organizations to efficiently search and retrieve information across vast internal data sources, such as documents, emails, databases, and intranet systems. It uses advanced indexing and search algorithms to allow employees to quickly find relevant content, improving productivity and decision-making. These systems typically feature advanced filtering, faceted search, and personalized results based on user roles or preferences, making searches more precise. Enterprise search software also integrates with other enterprise tools and systems, providing a unified search experience across platforms. By centralizing access to information, it helps organizations streamline workflows, enhance collaboration, and ensure that employees have easy access to the knowledge they need. Compare and read user reviews of the best Enterprise Search software in the UK currently available using the table below. This list is updated regularly.
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1
AddSearch
AddSearch
AddSearch goes beyond traditional site search with AI Answers and AI Conversations, enabling businesses to deliver direct, conversational, and context-aware responses. Combined with lightning-fast search and smart recommendations, AddSearch helps organizations create personalized, engaging digital experiences across websites and applications. Trusted by nearly 2,000 global customers in Media, Telecommunications, Government, Education, and more. AddSearch offers enterprise-grade features including advanced GenAI capabilities, personalization, advanced analytics, and SLA up to 99.999%. It works with any CMS, supports crawler or API-based indexing, and provides full setup services to save developer time. Built to deliver powerful search with AI Answers and Conversations that elevate digital experiences for website visitors—without adding complexity.Starting Price: $119.00/month -
2
Haystack
Haystack
Haystack is a modern, easy-to-use intranet that connects everyone in your organization to the people, information, and resources they need to thrive. Automated multi-channel delivery ensures your most important messages cut through the noise and reach everyone at the right place and the right time. No-code customization and a modular design make it easy to keep key resources, knowledge, and organizational culture in the spotlight. Smart, integrated search empowers employees to spend less time searching for information, and more time making progress toward goals. A dynamic company directory and rich employee profiles make colleagues across the world feel like they’re right across the hall. With customizable iOS and Android mobile apps, Slack and Microsoft Teams integrations, and an intuitive design employees love, Haystack brings an outstanding digital employee experience to your entire workforce, no matter where their work takes them. -
3
Guru
Guru
Guru is the AI Source of Truth for your company. It’s an AI knowledge platform that connects everything your teams know—across chats, docs, and apps—into one trusted layer that delivers cited, permission-aware answers everywhere you work. Guru automatically connects to tools like Slack, Teams, Google Drive, Confluence, Salesforce, Zendesk, and more, so employees and AI assistants can access verified knowledge directly in their workflow. Every answer shows where it came from, inherits existing permissions, and stays accurate automatically through built-in verification and expert updates. By connecting knowledge, making it accessible everywhere, and keeping it trustworthy automatically, Guru eliminates manual searches and ensures everyone—human or AI—works from the same truth.Starting Price: $25 -
4
Theum
Theum AG
Theum is cutting-edge software that combines comprehensive knowledge management technology with the power of generative AI to create the ultimate platform for automating and controlling your organization’s knowledge flows and realizing the maximum value of your knowledge assets. - Automate complex requirements for aggregating, curating, synchronizing, securing, converting, publishing, and delivering knowledge from every silo - Enable fast retrieval of the exact, detailed knowledge needed for any task with state-of-the-art, multilingual semantic search enhanced with one-of-a-kind, intelligent context guidance - Empower users with the analytical power of ChatGPT, ready-to-use with a few clicks and seamlessly integrated with your knowledge - Improve knowledge quality and impact by measuring user engagement, access patterns, trending needs, knowledge hotspots, and more - Eliminate unscalable AI development, uncontrolled knowledge flows, and the risk of unapproved knowledgeStarting Price: $990 per month -
5
Luigi's Box
Luigi's Box
Luigi's Box is a search and discovery solution designed specifically for e-commerce websites to improve the customer experience and achieve desired revenue. Search Recommender Product Listing Shopping Assistant Analytics Through years of operation, Luigi's Box earned several awards. Our advanced features helped companies such as Under Armour, Nespresso and Notino to successfully increase search usage and conversions. Luigi's Box is easy to use and has a user-friendly interface, making it suitable for businesses of all sizes and kinds. We understand that e-commerce businesses have unique needs, and a good product discovery solution should offer a range of advanced features to allow them to tailor the search experience to their specific needs. Luigi's Box offers a quick and easy integration that doesn’t require deep technical knowledge. You need to just paste the tracking script into the header of your web. We also offer various types of implementation to choose from.Starting Price: See our Pricing -
6
Notion
Notion Labs
Notion is a highly versatile and collaborative workspace designed to help individuals and teams manage documents, wikis, projects, and tasks efficiently. It offers a wide array of features like customizable views for workflows, project tracking, and document creation, all within a single platform. Notion allows users to create a shared knowledge base, organize notes, and collaborate seamlessly on content creation. Additionally, its built-in AI assistance features help users summarize, write, and instantly search for relevant content, significantly enhancing productivity. The platform integrates effortlessly with other popular apps such as Slack, Google Drive, and Trello, providing a seamless experience for teams looking for an all-in-one platform to manage their projects, goals, and knowledge in an organized, collaborative environment.Starting Price: $12/user/month -
7
Algolia
Algolia
Algolia is a search and discovery API platform for building powerful and composable experiences while solving for relevance with AI and configurable rules. Algolia Search enables our customers to design and implement unique search experiences using the design language of their choice. Algolia Recommend is a robust API that allows you to add “frequently bought together” and “related items” into any digital experience with as little as 6 lines of code.Starting Price: $0 -
8
Omnis Studio
Omnis Software Ltd
Omnis Studio is a cross platform application development environment. Omnis Studio allows application developers and programmers to write application code and business logic once, and deploy their applications on virtually any platform or device, including desktop PCs on Windows and macOS, as well as tablets and phones on iOS, Android and Windows. Support for a large range of client devices is enabled using the Omnis JavaScript Client, a unique JavaScript based technology for rendering the application UI and web forms in a standard web browser on desktops and mobile devices. The integration of data and services is available in Omnis Studio via REST based Web Services, and functionality can be extended within Omnis Studio by utilizing its powerful and flexible external components API. Omnis is headquartered in the UK and has subsidiaries in USA, France and Germany and distributors for many other parts of the world. -
9
GoSearch
GoSearch
GoSearch, from the creators of GoLinks, is a generative AI enterprise search solution built to simplify how teams access and act on workplace knowledge. With Agentic AI, GoSearch goes beyond keyword search—giving you contextual answers, actionable insights, and task automation across 100+ workplace tools like Google Drive, Jira, Slack, and Salesforce. Create custom AI agents to power searches, actions, and workflows—using any LLM of your choice to complete tasks across your tools and data. 🔍 Centralize knowledge with unified, secure search 💬 GoAI delivers instant answers, summaries & links 🤖 Build no-code AI agents to automate tasks & workflows 🔐 Zero-replication security ensures real-time, private results ⚡ Surface insights fast and act without context switching Whether you’re scaling knowledge access, improving productivity, or simplifying internal support, GoSearch transforms search into strategic impact. Go to our website, sign up for free, or request a demo.Starting Price: $20 per month/per user -
10
Shelf
Shelf.io
Shelf frees companies from the complexities of knowledge management with AI, so employees can do a better job and always find the answers they need. MerlinAI actively listens and suggests answers, responses, recommendations and decision tree content to help drill down to the most accurate solution. Remote workers and agents are also free to browse through your company’s entire content library directly in the tools they use most. Shelf modernizes and centralizes the knowledge tech stack, integrating all your sources, then pushing content and answers everywhere your employees work. Companies with distributed workforces are realizing there’s still room for more efficiency. AI-driven Knowledge Management is solving the biggest challenge holding up your people’s progress: finding answers fast so they can move the needle forward.Starting Price: $30/mo -
11
Kore.ai
Kore.ai
Kore.ai empowers global brands to maximize the value of AI by providing end-to-end solutions for AI-driven work automation, process optimization, and service enhancement. Its AI agent platform, combined with no-code development tools, enables enterprises to create and deploy intelligent automation at scale. With a flexible, model-agnostic approach that supports various data, cloud, and application environments, Kore.ai offers businesses the freedom to tailor AI solutions to their needs. Trusted by over 500 partners and 400 Fortune 2000 companies, the company plays a key role in shaping AI strategies worldwide. Headquartered in Orlando, Kore.ai operates a global network of offices, including locations in India, the UK, the Middle East, Japan, South Korea, and Europe, and has been recognized as a leader in AI innovation with a strong patent portfolio. -
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Search.io
Search.io
Search.io is re-engineering search to give all developers the tools to create intelligent search applications in hours, not months. With machine-learning at its core, Search.io automatically optimizes search results based on customer and business data. In a few lines of configuration code, developers can implement advanced capabilities, like A/B testing, reinforcement learning, and Bayes classification, that would take months to implement otherwise. Search.io enables thousands of businesses worldwide to provide highly-intelligent search experiences on their websites, stores, and applications.Starting Price: $0.00 per month -
13
Advantage CSP
Advantage CSP
Advantage CSP is an enterprise-class content services platform that powers complex websites, mobile apps, and business applications while offering the flexibility to adapt to each organization's unique processes and workflows. From public-facing websites to business applications that drive organizational processes, Advantage CSP unifies an enterprise for efficiency. Centrally manage thousands of sites using just one interface. 30% faster development and deployment time compared to a traditional CMS. Spend less time on coding and more time on scaling your business. The multi-tenant architecture enables multi-site and multi-language deployments from a single dashboard. Effortlessly help your team efficiently create beautiful digital experiences for every user on any device. Achieve true flexibility and power.Starting Price: $79 per month -
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Swiftype
Swiftype
Swiftype Site Search offers businesses and their audience a flexible and fast site search experience. With Swiftype Site Search, businesses can add a search feature to their website to help customers, readers and followers find highly relevant results. The solution can be adapted to a business' specific needs--whether it's an online store looking to increase conversion rates or an online publication seeking to boost engagement.Starting Price: $299.00/month -
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Seismic Knowledge
Seismic
Seismic Knowledge is a just-in-time enablement solution that provides teams with faster access to answers, documentation, and assets right within the flow of work and tools they already use. By leveraging Knowledge, users can connect various systems to create one searchable source of truth so reps are confident they have the right information. With Seismic Knowledge, teams can: Knowledge integrates with Seismic and allows reps to access FAQs through Seismic search. It also integrates with Lessonly so users can surface both Seismic content and Lessonly training by directly chatting with the Seismic Slack bot. This allows users to ask the Seismic Slack bot questions privately, or get AI-recommended answers when asking questions in specific channels. Additionally, the Chrome extension provides instant, ongoing access to answers, lessons, and docs – no matter what application they’re working in, like a CRM or email.Starting Price: $59 per month -
16
CTX
Cohesive Technology
Search Trello, Slack, Google Drive, Github and JIRA. Search, data exploration and GDPR compliance tools for digital companies. Save time every day by always being able to find that email, JIRA issue or Slack message. You're busy, and it's hard to remember whether that crucial bit of info was in a JIRA issue, in Slack or emailed in. Now it doesn't matter. Get a Slack message whenever anyone mentions your project (or your name, or anything you like really) in any of your tools. ctx dynamically stays up to date. We make sure that every time you change data in a source, they tell us about it, giving you a timely and consistent view of your data. We use advanced search techniques to drill down into your data. Slice and dice by date, type and more. Filter or page through results. Add your team - we'll take care of inviting and signing them up so they can search all the same data as you.Starting Price: £20 per month -
17
Copernic Business Server Search
Copernic Technologies
Adding a business search solution for your team, department or across your company boosts your employees’ productivity. But did you know that Copernic’s Business Server Search can allow you to easily roll out an elevated search experience—with maximum functionality and at a fraction of the cost of other, more complex search products? Your IT department won’t be taxed with hours-long implementation and setup. Simply download the Windows installation file and configure your file sources. You can build indexes specific to teams and departments—all while respecting permissions and confidential information. Copernic’s team remains available for any questions you may have. Thanks to Copernic’s advanced keyword map (index), give employees the tools they need to find all types of business information that is currently buried in shared servers, whether they be text documents, multimedia files, emails, cloud data, and more.Starting Price: $600 per year -
18
Wuha
Wuha
Wuha allows you to stop scattering and optimize on average 7 hours a week! Connect all your information sources to Wuha to search in only one place. Wuha integrates seamlessly into your workflow by directly displaying search results where you work. At a glance, identify the source of the information, the file format and the content of the results. Wuha understands and interprets time information. So you can search by more or less approximate dates. No more questions about the "right version" of a document! Wuha gives you the most recent and similar results associated with it. Our A.I. adapts to the vocabulary specific to your profession. Wuha manages to translate your acronyms, detect names, identify nominal groups.Starting Price: $9 per user per month -
19
Searchify
Searchify
Easily add custom full-text search, without the cost or complexity of managing search servers. Searchify is built for the needs of modern web sites where content is rapidly changing. With Searchify, your index gets updated instantly. Our search engine is optimized to update relevance factors frequently with zero fragmentation penalty. Use locations, votes, ratings or comment counts to improve the quality of your search results. These factors can be used to boost relevant documents and to restrict the results to a radius of a geographic location. Use the service with open-source libraries for several platforms. Clients are available for Ruby, Python, PHP and Java. The community also contributes several alternatives to these and other languages. Besides, our REST API is super simple so you can develop your own client with very little effort. In Searchify, results ordering is defined by a custom sorting algorithm that is expressed in a formula.Starting Price: $59.00/month -
20
ChaosSearch
ChaosSearch
Log analytics should not break the bank. Because most logging solutions use one or both of these technologies - Elasticsearch database and/ or Lucene index - the cost of operation is unreasonably high. ChaosSearch takes a revolutionary approach. We reinvented indexing, which allows us to pass along substantial cost savings to our customers. See for yourself with this price comparison calculator. ChaosSearch is a fully managed SaaS platform that allows you to focus on search and analytics in AWS S3 rather than spend time managing and tuning databases. Leverage your existing AWS S3 infrastructure and let us do the rest. Watch this short video to learn how our unique approach and architecture allow ChaosSearch to address the challenges of today’s data & analytic requirements. ChaosSearch indexes your data as-is, for log, SQL and ML analytics, without transformation, while auto-detecting native schemas. ChaosSearch is an ideal replacement for the commonly deployed Elasticsearch solutions.Starting Price: $750 per month -
21
Knowliah
Knowliah
Knowliah is a leading provider of Enterprise Legal Management (ELM) solutions that leverage cutting-edge AI-based software to support legal departments of all sizes in capturing, structuring, and delivering critical information. Our modular platform is designed to streamline key legal processes such as Contract Lifecycle Management (CLM), Matter & Spend Management, Litigation Management, Entity Management, and Third Party Risk & Compliance Management, and offers advanced reporting and analysis capabilities to help businesses identify potential risks and opportunities. With Knowliah, you can elevate your legal operations and stay ahead of the rapidly evolving legal landscape. Our user-friendly interface is highly customizable to meet your specific needs, while our built-in security and privacy features provide peace of mind. Whether you are a small business or a large corporation, Knowliah's ELM & CLM solutions can help you to demonstrate your business value. -
22
Find specific answers and trends from documents and websites using search powered by AI. Watson Discovery is AI-powered search and text-analytics that uses innovative, market-leading natural language processing to understand your industry’s unique language. It finds answers in your content fast and uncovers meaningful business insights from your documents, webpages and big data, cutting research time by more than 75%. Semantic search is much more than keyword search. Unlike traditional search engines, when you ask a question, Watson Discovery adds context to the answer. It quickly combs through content in your connected data sources, pinpoints the most relevant passage and provides the source documents or webpage. A next-level search experience with natural language processing that makes all necessary information easily accessible. Use machine learning to visually label text, tables and images, while surfacing the most relevant results.Starting Price: $500 per month
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23
TAS Insight Engine
Precognox
Discovering, extracting, retrieving and finding the value in your enterprise data is all about getting insights. TAS Insight Engine provides you all the essential insights leading you to the right business decision. Getting insight means a kind of information extraction out of enterprise data, with the aim of supporting the business decision making. It is obvious why getting insight plays a major role nowadays, since understanding your data and obtaining results and answers are essential to face the challenges of today’s business world. In all areas or sectors, always. To make this possible, TAS Insight Engine combines the latest achievements as benefits of text analytics, Natural Language Processing (NLP) and Machine Learning (ML).Starting Price: €550 EUR / month / user -
24
Rinalogy Search
Rinalogy
Almost any search query applied to Big Data returns a very large number of results that are often practically impossible to review. Every user has specific needs. Finding information based on a user query and general data statistics does not produce useful results. eDiscovery, healthcare, financial services, crime, consulting, academia and other fields need to be able to quickly find accurate information. Rinalogy Search is a next generation search tool that uses machine learning to interactively learn from each user to return personalized results based on user’s feedback in real time. Rinalogy Search returns relevancy scores for individual documents in the results for each query. Rinalogy Search can be deployed in clients’ IT infrastructure, close to your data and behind your firewall. Rinalogy allows users to define the level of importance of search concepts by assigning weights to them, which helps finding the results You are looking for.Starting Price: $50 per month -
25
Azure AI Search
Microsoft
Deliver high-quality responses with a vector database built for advanced retrieval augmented generation (RAG) and modern search. Focus on exponential growth with an enterprise-ready vector database that comes with security, compliance, and responsible AI practices built in. Build better applications with sophisticated retrieval strategies backed by decades of research and customer validation. Quickly deploy your generative AI app with seamless platform and data integrations for data sources, AI models, and frameworks. Automatically upload data from a wide range of supported Azure and third-party sources. Streamline vector data processing with built-in extraction, chunking, enrichment, and vectorization, all in one flow. Support for multivector, hybrid, multilingual, and metadata filtering. Move beyond vector-only search with keyword match scoring, reranking, geospatial search, and autocomplete.Starting Price: $0.11 per hour -
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Synerise
Synerise
Synerise is an AI-driven Customer Data & Experience Platform (CDXP). Comprehensive, data-driven solution that centralizes and utilizes customer data to enhance marketing and engagement. Leveraging advanced artificial intelligence, Synerise aggregates data from various sources, creating detailed, real-time customer profiles. Key Strengths of Synerise Synerise excels in several key areas that set it apart from other platforms: - Real-time capabilities. Powered by TerrariumDB, our proprietary database engine designed specifically for behavioural intelligence, real-time computing - AI Engine. The quality of AI algorithms confirmed by successful participation in: Rakuten Data Challenge 2020; Twitter RecSys AI Challenge 2021; KDD Cup 2021; Booking.com AI Challenge 2021 - Time-To-Market. Confirmed by numerous successful implementations across various clients from various industries. -
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Sinequa
Sinequa
Sinequa provides intelligent enterprise search connecting workers in the digital workplace with the information, expertise and insights they need to do their jobs. It handles vast and heterogeneous data volumes, offering security and compliance even in the most complex environments. Enabling employees to get relevant information & insights speeds up innovation and optimizes responsiveness to customers. Organizations powered by intelligent search enable people to do their jobs better, resulting in significant cost savings. Delivering insights to employees within the context of their work provides the transparency and speed needed to comply with regulations on a timely basis and mitigate financial and reputational risk. Sinequa’s Neural Search provides the most sophisticated engine for discovering enterprise information assets available on the market today. -
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Coveo
Coveo
360° relevance across Websites, Ecommerce, Service, and the Workplace. Every search, recommendation, and interaction made it better. We help businesses deliver the relevant experiences people expect. With the Coveo Relevance Cloud, relevant search is just the beginning. Harness self-optimizing AI that learns from every click and query, at every touchpoint. So you can deliver experiences that get better and better, notice search relevance from Day 1, and scale to full 360° Relevance. Every click and query tells you what a customer wants. Serve up relevant product results, and tailored product and content recommendations, that they’ll want to 'add to cart. Connect each customer to the most relevant answers faster, with AI-powered customer self-service and AI-assisted agent responses. Coveo scores high marks for how we make things work, from drag-and-drop UI customizations to headless APIs and more. -
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Bonsai.io
One More Cloud
Bonsai is an expert technology firm specializing in crafted search solutions for communities and businesses across the world. Bonsai ensures that your business is equipped to serve your customers and end users the best search imaginable. We support your team with consistent access to top-level engineers and manage your search through a leading platform with unrivaled stability — allowing you the freedom to deploy internal resources to other areas of your business. Nothing is more reassuring than knowing your mission-critical processes are flawlessly and expertly managed. And you’ll save thousands of staff hours, opening up the freedom to deploy your engineers to other areas of your business. With our one-of-a-kind, fully managed service, you’ll have regular, consistent contact with us via multiple channels. When Bonsai is in your corner, it’s like adding a whole team of search experts to your staff.Starting Price: $20 per month -
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Docxonomy
Docxonomy
Docxonomy is an intelligent insight solution for the enterprise that lets you crawl and analyze unstructured and structured data behind the firewall regardless of where it is stored. Docxonomy leverages artificial intelligence and machine learning to analyze all types of files, including Office documents, PDFs, Videos, Audio, and Images. We draw context and meaning through this analysis, including industry terminology, enabling the platform to automatically classify files, identify entities, recognize similarity, and answer questions. You can deploy Docxonomy on-premise or in your cloud of choice, all without requiring a consulting project! Setup time is hours and days, not weeks and months. Our platform is ready-made and industry-specific so that you can start gaining value immediately. Leverage Docxonomy’s artificially intelligent solution to streamline your drug delivery process without costly migrations and expensive projects.
