Best Search Engine As A Service Products in 2025

Algolia's Search API makes it easy to deliver a great search experience in your apps & websites. Algolia Search provides hosted full-text, numerical, faceted and geolocalized search.

Key Algolia features:

Speed Ease of Integration Customizable Relevance Scalability

Open Source

Luigi’s Box is a set of tools for eCommerce, that helps you to increase your sales and conversions by providing your visitors with the best possible shopping experience.

Key Luigi's Box features:

Luigi’s Box Search Luigi’s Box Analytics Luigi's Box Recommender Luigi’s Box Product Listing

freemium €1.7 / Monthly (per 1000 units)

Elasticsearch is an open source, distributed, RESTful search engine.

Key ElasticSearch features:

Scalability Real-Time Data Full-Text Search Complex Query Support

Google Custom Search is a platform provided by Google that allows web developers to feature specialized information in web searches, refine and categorize queries and create customized search engines, based on Google Search.

Key Google Custom Search Engine features:

Easy Integration Customizable Appearance Google Search Algorithms Filtering and Restrictions

SearchTap is a search technology that can easily integrate with websites and mobile apps to provide an Amazon-like search experience without writing any code. It solves search problems for websites, businesses, mobile apps and enterprise software.

paid $59.0 / Monthly (Upto 1k Products & 10k Searches)

Doofinder Site Search is a powerful, quick and intuitive search engine that will help you to improve your online store's sales.

Key Doofinder Site Search features:

Enhanced Search Experience Easy Integration Customization Options Advanced Features

Klevu offers instant site search solution for eCommerce stores.

Key Klevu features:

Advanced AI Search Easy Integration Customization Options Performance Insights

FACT-Finder Onsite Search algorithm delivers relevant results even when spelling errors occur.

Key FACT-Finder Onsite Search features:

Advanced Search Algorithms AI-Powered Personalization Easy Integration Comprehensive Analytics

AI-powered search and discovery solution for Enterprise retailers.

Key Prefixbox features:

Hybrid Search Engine Merchandizing Rich Autocomplete Related Searches, Products, Categories

paid Free Trial

Constructor.io provides search services like Autocomplete as SAAS to help businesses improve revenue, performance, and UI.

Swiftype Site Search helps to sell more, get the right answer to more people on the platform and surface relevant content for readers and followers.

Key Swiftype Site Search features:

Ease of Integration Customizable Results User-Friendly Dashboard Advanced Analytics

SearchSpring is an eCommerce site search tool.

Key SearchSpring features:

Enhanced Search Capabilities Highly Customizable Analytics and Insights Improved Merchandising

Personalized shopping experiences for e-commerce businesses.

Key Nosto features:

Personalization Ease of Use Integration Comprehensive Solutions