Diving Deeper: A Comprehensive Comparison of 18 Search Engine Providers

Welcome to the second article of our three-part series comparing search engine providers across critical functionalities. In this article, we will explore 18 search engine providers, including AddSearch, Sooqr, Luigi's box, Site Search 360, ServiceNow, Yext, Bloomreach, Doofinder, Celebros, QuarticON, Expertrec Smart Search, Tizra, clerk.io, xFind, Searchspring, ModuleQ, search.io, and Knowliah. We will examine their strengths and weaknesses, pricing models, ease of use, extensibility, and more, to help you find the provider that best fits your business needs. Let's dive in.

Table of content

  1. AddSearch, Sooqr, Luigi's box, Site Search 360, ServiceNow
  2. Yext, Bloomreach, Doofinder, Celebros, QuarticON
  3. Expertrec Smart Search, Tizra, clerk.io, xFind, Searchspring
  4. ModuleQ, Search.io, Knowliah

AddSearch, Sooqr, Luigi's box, Site Search 360, ServiceNow

Search Tool AddSearch Sooqr Luigi's box Site Search 360 ServiceNow
Analytics Yes Yes Yes Yes Yes
Pricing Starts at $299 per month with a 14-day free trial Custom pricing available on request Custom pricing available on request Starts at $500 per month with a 14-day free trial Custom pricing available on request
Free Tier Availability Yes Yes N/A Yes No
Availability SaaS SaaS On-Premises SaaS SaaS
Scalability High - AddSearch's cloud-based infrastructure can handle millions of searches High - Sooqr uses cloud-based technology to scale up or down quickly as needed High - Luigi's Box is designed to scale seamlessly High - Site Search 360's cloud-based infrastructure can handle millions of searches High - ServiceNow's cloud-based infrastructure can handle high volumes of search queries and data indexing simultaneously
GDPR Compliancy Yes Yes Yes Yes Yes
Customizability Highly customizable Highly customizable Highly customizable Highly customizable Limited customization
Data sources AddSearch supports multiple data sources, including CSV, JSON, and REST APIs. It also offers pre-built integrations with popular platforms. Sooqr supports multiple data sources, including CSV, XML, JSON, and REST APIs. It also offers integrations with popular e-commerce platforms. Luigi’s Box supports multiple data sources, including CSV, XML, and REST APIs. It also offers integrations with popular e-commerce platforms. Site Search 360 supports multiple data sources, including CSV, XML, JSON, and REST APIs. It also offers integrations with popular platforms. ServiceNow's search capabilities are built into its IT service management platform. It supports a limited number of data sources, such as incident, problem, and change management.
Search types Keyword, Facet, Spellcheck, Auto-suggest Keyword, Facet, Spellcheck Keyword, Synonym, Spellcheck, Facet Keyword, Facet, Spellcheck Keyword, Facet, Spellcheck, Auto-suggest
Ease of use AddSearch is easy to set up and use, with a simple dashboard and user-friendly interface. It also offers comprehensive documentation. Sooqr is user-friendly, with a straightforward setup and intuitive interface. It also offers extensive documentation and support. Luigi's Box is easy to use, with a user-friendly interface and simple setup process. It also offers detailed documentation and support. Site Search 360 is easy to use, with a simple setup process and intuitive interface. It also offers detailed documentation and support. ServiceNow's search capabilities are integrated into its IT service management platform, which may require some learning for new users.
REST API Availablity Yes Yes Yes Yes Yes
Available ISO Certification ISO 9001:2015, ISO 27001:2013, ISO 14001:2015 ISO 27001:2013, ISO 9001:2015 ISO 9001:2015, ISO 27001:2013, ISO 14001:2015 ISO 27001:2013, ISO 9001:2015 ISO 27001:2013
Available Security certifications SOC 2 Type II, GDPR, CCPA GDPR, ISO 22301, SOC 2 Type II GDPR, ISO 22301, SOC 2 Type II GDPR, ISO 27018, SOC 2 Type II SOC 2 Type II, FedRAMP
Developer friendliness (1-10) 8 7 8 8 6
Marketeer friendliness (1-10) 9 8 9 8 8
Support Level AddSearch offers email and chat support during business hours, as well as a comprehensive knowledge base. Sooqr offers email, phone, and chat support during business hours, as well as an extensive online help center. Luigi's Box offers email and phone support during business hours, as well as a detailed online knowledge base. Site Search 360 offers email, phone, and chat support during business hours, as well as an extensive help center. ServiceNow offers various support options, including phone, chat, and email support, as well as a knowledge base.
SLA 99.9% uptime SLA for search service 99.9% uptime SLA for search service N/A 99.9% uptime SLA for search service SLA varies depending on pricing plan and level of support
Response Time for Critical Issues Less than 24 hours Less than 24 hours N/A Less than 24 hours SLA varies depending on plan
SSO Capability N/A N/A N/A N/A N/A
Integration with Azure AD N/A N/A N/A N/A N/A

Yext, Bloomreach, Doofinder, Celebros, QuarticON

Search Tool Yext Bloomreach Doofinder Celebros QuarticON
Analytics Yes Yes Yes Yes Yes
Pricing Custom pricing available on request Custom pricing available on request Custom pricing available on request Custom pricing available on request Custom pricing available on request
Free Tier Availability No No Yes No No
Availability SaaS SaaS SaaS On-Premises SaaS
Scalability High - Yext's cloud-based infrastructure can handle high volumes of search queries and data indexing simultaneously High - Bloomreach's cloud-based infrastructure can handle high volumes of search queries and data indexing simultaneously High - Doofinder's cloud-based infrastructure can handle high volumes of search queries and data indexing simultaneously High - Celebros's on-premises infrastructure can handle high volumes of search queries and data indexing simultaneously High - QuarticON's cloud-based infrastructure can handle high volumes of search queries and data indexing simultaneously
GDPR Compliancy Yes Yes Yes Yes Yes
Customizability Limited customization Highly customizable Highly customizable Highly customizable Highly customizable
Data sources YEXT's search capabilities are designed for location-based search. It supports a limited number of data sources, including business listings, reviews, and ratings. Bloomreach supports multiple data sources, including web pages, product catalogs, and other structured and unstructured content. Doofinder supports multiple data sources, including CSV, XML, and REST APIs. It also offers pre-built integrations with popular e-commerce platforms. Celebros supports multiple data sources, including product catalogs, CRM systems, and other structured and unstructured content. QuarticON supports multiple data sources, including CSV, XML, JSON, and REST APIs. It also offers integrations with popular e-commerce platforms.
Search types Keyword, Facet, Spellcheck, Auto-suggest Keyword Keyword, Facet, Spellcheck Keyword, Facet, Spellcheck Keyword, Facet, Spellcheck, Auto-suggest
Ease of use YEXT is easy to use, with a user-friendly interface and simple setup process. It also offers extensive documentation and support. Bloomreach is easy to use, with a user-friendly interface and straightforward setup process. It also offers comprehensive documentation. Doofinder is user-friendly, with a simple setup process and intuitive interface. It also offers detailed documentation and support. Celebros is easy to use, with a user-friendly interface and straightforward setup process. It also offers extensive documentation. QuarticON is easy to use, with a user-friendly interface and simple setup process. It also offers detailed documentation and support.
REST API Availablity Yes Yes Yes Yes Yes
Available ISO Certification ISO 27001:2013, ISO 9001:2015 ISO 27001:2013, ISO 9001:2015 ISO 9001:2015, ISO 27001:2013 ISO 9001:2015, ISO 27001:2013 ISO 27001:2013, ISO 9001:2015
Available Security certifications GDPR, SOC 2 Type II SOC 2 Type II, GDPR GDPR, ISO 27018, SOC 2 Type II GDPR, SOC 2 Type II SOC 2 Type II, GDPR
Developer friendliness (1-10) 7 7 8 7 8
Marketeer friendliness (1-10) 9 9 9 8 9
Support Level YEXT offers email, phone, and chat support during business hours, as well as an extensive online help center. Bloomreach offers email, phone, and chat support during business hours, as well as a knowledge base and online community. Doofinder offers email and phone support during business hours, as well as a detailed knowledge base and help center. Celebros offers email and phone support during business hours, as well as an online knowledge base and support forum. QuarticON offers email and chat support during business hours, as well as a comprehensive knowledge base and video tutorials.
SLA 99.9% uptime SLA for search service SLA varies depending on pricing plan and level of support 99.9% uptime SLA for search service N/A N/A
Response Time for Critical Issues Less than 24 hours Less than 30 minutes Less than 24 hours N/A N/A
SSO Capability N/A N/A N/A N/A N/A
Integration with Azure AD N/A N/A N/A N/A N/A

Expertrec Smart Search, Tizra, clerk.io, xFind, Searchspring

Search Tool Expertrec Smart Search Tizra clerk.io xFind Searchspring
Analytics Yes Yes Yes Yes Yes
Pricing Starts at $15 per month with a 14-day free trial Custom pricing available on request Custom pricing available on request Custom pricing available on request Custom pricing available on request
Free Tier Availability Yes No Yes Yes No
Availability SaaS SaaS SaaS SaaS SaaS
Scalability High - Expertrec Smart Search's cloud-based infrastructure can handle high volumes of search queries and data indexing simultaneously High - Tizra's cloud-based infrastructure can handle high volumes of search queries and data indexing simultaneously High - clerk.io's cloud-based infrastructure can handle high volumes of search queries and data indexing simultaneously High - xFind's on-premises infrastructure can handle high volumes of search queries and data indexing simultaneously High - Searchspring's cloud-based infrastructure can handle high volumes of search queries and data indexing simultaneously
GDPR Compliancy Yes Yes Yes Yes Yes
Customizability Highly customizable Limited customization Highly customizable Highly customizable Highly customizable
Data sources Expertrec Smart Search supports multiple data sources, including websites, databases, and cloud services. It also offers pre-built integrations with popular platforms. Tizra supports multiple data sources, including eBooks, journals, and other digital content. Clerk.io supports multiple data sources, including e-commerce platforms, CRM systems, and webshops. It also offers pre-built integrations with popular platforms. xFind supports multiple data sources, including web pages, databases, and cloud services. Searchspring supports multiple data sources, including e-commerce platforms, CRM systems, and webshops. It also offers pre-built integrations with popular platforms.
Search types Keyword, Facet, Spellcheck Keyword, Synonym, Spellcheck, Facet Keyword, Synonym, Spellcheck, Facet Keyword, Facet, Spellcheck, Auto-suggest Keyword, Facet, Spellcheck, Auto-suggest
Ease of use Expertrec Smart Search is easy to set up and use, with a simple dashboard and intuitive interface. It also offers comprehensive documentation and support. Tizra is easy to use, with a straightforward setup process and user-friendly interface. It also offers detailed documentation and support. Clerk.io is user-friendly, with a simple setup process and intuitive interface. It also offers comprehensive documentation and support. xFind is easy to use, with a simple setup process and intuitive interface. It also offers comprehensive documentation and support. Searchspring is easy to use, with a user-friendly interface and straightforward setup process. It also offers detailed documentation.
REST API Availablity Yes Yes Yes Yes Yes
Available ISO Certification ISO 27001:2013, ISO 9001:2015, ISO 27018:2019 ISO 9001:2015 ISO 27001:2013, ISO 9001:2015 ISO 27001:2013, ISO 9001:2015 ISO 27001:2013, ISO 9001:2015, ISO 27701:2019
Available Security certifications SOC 2 Type II, GDPRSOC 2 Type II SOC 2 Type II, GDPR SOC 2 Type II, HIPAA, GDPR SOC 2 Type II, GDPR, HIPAA SOC 2 Type II, GDPR
Developer friendliness (1-10) 8 7 8 8 8
Marketeer friendliness (1-10) 9 8 9 9 9
Support Level Expertrec Smart Search offers email and chat support during business hours, as well as a knowledge base and FAQs Tizra offers email and phone support during business hours, as well as a knowledge base and support community. Clerk.io offers email and phone support during business hours, as well as an online knowledge base and support community. xFind offers email and phone support during business hours, as well as a detailed knowledge base and support forum. Searchspring offers email, phone, and chat support during business hours, as well as an extensive knowledge base and support community.
SLA N/A N/A N/A N/A SLA varies depending on pricing plan and level of support
Response Time for Critical Issues N/A N/A N/A N/A Less than 60 minutes
SSO Capability N/A N/A N/A N/A N/A
Integration with Azure AD N/A N/A N/A N/A N/A

ModuleQ, Search.io, Knowliah

Search Tool ModuleQ search.io Knowliah
Analytics Yes Yes Yes
Pricing N/A Custom pricing available on request Custom pricing available on request
Free Tier Availability Yes Yes Yes
Availability SaaS SaaS SaaS
Scalability N/A High - search.io's cloud-based infrastructure can handle high volumes of search queries and data indexing simultaneously High - Knowliah's on-premises infrastructure can handle high volumes of search queries and data indexing simultaneously
GDPR Compliancy Yes Yes Yes
Customizability Limited customization Highly customizable Highly customizable
Data sources ModuleQ supports multiple data sources, including email, calendars, and file sharing services. search.io supports multiple data sources, including web pages, news articles, and social media. Knowliah supports multiple data sources, including databases, SharePoint, and email.
Search types Keyword Keyword, Facet, Spellcheck Keyword, Facet, Spellcheck
Ease of use ModuleQ is user-friendly, with a simple setup process and intuitive interface. It also offers comprehensive documentation and support. search.io is easy to use, with a straightforward setup process and user-friendly interface. It also offers detailed documentation. Knowliah is user-friendly, with a simple setup process and intuitive interface. It also offers comprehensive documentation and support.
REST API Availablity Yes Yes Yes
Available ISO Certification ISO 27001:2013, ISO 9001:2015 ISO 27001:2013, ISO 9001:2015 ISO 27001:2013, ISO 9001:2015, ISO 27018:2019, ISO 27701:2019
Available Security certifications SOC 2 Type II, GDPR SOC 2 Type II, GDPR SOC 2 Type II, GDPR, HIPAA
Developer friendliness (1-10) 7 8 7
Marketeer friendliness (1-10) 8 9 8
Support Level ModuleQ offers email and chat support during business hours, as well as a comprehensive knowledge base and support community. search.io offers email and phone support during business hours, as well as a knowledge base and support community. Knowliah offers email and phone support during business hours, as well as a knowledge base and user forum.
SLA N/A N/A N/A
Response Time for Critical Issues N/A N/A N/A
SSO Capability N/A N/A N/A
Integration with Azure AD N/A N/A N/A