Best Identity Resolution Software
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Compare the Top Identity Resolution Software as of January 2026
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What is Identity Resolution Software?
Identity resolution software enables organizations to identify and track the identity of customers, users, or potential customers across multiple devices and services. Identity resolution solutions are very helpful for running personalized campaigns across different channels and devices. Compare and read user reviews of the best Identity Resolution software currently available using the table below. This list is updated regularly.
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1
Hightouch
Hightouch
Hightouch is the leading Composable CDP and AI Decisioning platform that empowers companies to activate their data warehouse to power personalized marketing and business operations. Trusted by leading organizations like PetSmart, Warner Music Group, Chime, Aritzia, and Whoop, Hightouch enables anyone to deliver personalized customer experiences, optimize performance marketing, and move faster by leveraging data and AI across their organization. Hightouch’s Composable Customer Data Platform collects behavioral events, resolves identities into Customer 360 profiles, builds audiences, syncs data to over 200 destinations like ad platforms and CRMs, and analyzes the results of marketing campaigns— all from the cloud data warehouse.Starting Price: $350 per month -
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Identity Matrix
Identity Matrix
Identity Matrix identifies provides person-level identification for 70% of your US web visitors (3-5x more than anyone on the market). Set up page intent and lead scoring rules, then store them directly in your CRM for direct outreach. On top of identification, Identity Matrix is the only software in the world that can provide person-level analytics, multi-touch attribution, and full 360 customer journey analysis. Understand exactly where every lead came from, understand the quality of each source of traffic, and analyze every segment of the buyer journey. Meet the world's first person-level insights platform that generates leads, optimizes the journey, and tackles multi-touch attribution. Get a free demo of Identity Matrix or start a free trial today.Starting Price: $149 per month -
3
BIGDBM
BIGDBM
BIGDBM is a leading US data provider with 7+ years of experience building identity graphs with a focus on ROI, privacy, and quality. Unlock significant value in your marketing campaigns, lead generation strategies, and identity verification workflows with our US consumer and B2B datasets. Utilize the self-service BIGDBM Data Market for easy and affordable audience/list generation and custom appends. Identify website visitor traffic using our WeVi product suite of real-time data collection via pixels and real-time identity resolution APIs. Popular products: - Telecom-verified phone numbers>consumers - IP>consumer and IP>company domain linkages - Verified consumer emails - Consumer and B2B intent - Consumer demographics and behavioral affinities - Residential and commercial property owners and contact information - MAID>consumer linkagesStarting Price: 4 to 7 Cents Per Match -
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Kochava
Kochava
Kochava is a real-time data solutions company offering a comprehensive growth stack of solutions for data-driven advertisers. We empower advertisers to measure what matters with tools that deliver better insights and actionable data in one operational platform. Advertisers can map their growth journey with Kochava, leveraging mobile measurement partner (MMP) services, a next-generation marketing mix modeling (MMM) SaaS platform, and a premium platform for search ads automation and app store optimization (ASO). Kochava's MMM SaaS and search ads automation/ASO platforms work with advertisers using Kochava or any other MMP. With a culture of customer-driven innovation, dedication to data security, and the most powerful tools in the ecosystem, Kochava is trusted by top brands to harness their data for growth. Headquartered in Sandpoint, ID, the company has offices globally.Starting Price: FREE -
5
BDEX
BDEX
BDEX’S Omni IQ helps you find more customers identical to your ideal clients using a proprietary extended audience AI technology. The BDEX Identity Graph helps companies identify consumers across all channels. We authenticate over 470 million hashed email-MAID-IP matches linked to 113M households cross the US each month from our expansive network of SDKs, app publishers, and primary data sources. Talk to us about identity resolution. Nominated as the top Identity Technology by AdExchanger, BDEX is the only Identity Platform that guarantees all IDs are linked to real people, removing all IDs linked to bots, click farms and other forms of ad fraud as well as all temporary IDs due to Apple's ATT/DoNotTrack.Starting Price: $250 per month -
6
CustomerLabs 1PD Ops Platform
Customerlabs
CustomerLabs is a cloud-based digital marketing infrastructure that helps Ecommerce, SaaS, B2B and Agency marketers track, identify, segment, sync & analyze their customer data. The platform helps marketers orchestrate personalized campaigns across channels without any developer dependency. Track and collect the customer data you want from your website, app, CRM, email, service & offline channels. With identity resolution, you can map anonymous users and their activities across platforms and get a 360° view of your customers. Create customer segments based on behavior, demographics and user traits to trigger timely messages across channels. You can integrate and seamlessly sync this customer data with your existing marketing tools such as Google Analytics, Google Adwords, Mixpanel, Kissmetrics, Segment, Salesforce, Pipedrive, Zapier, Facebook and 180+ tools in real-time. Back your marketing decisions by capturing accurate customer data with CustomerLabs.Starting Price: $99.00/month -
7
LiveRamp
LiveRamp
Everything we do centers on making data safe and easy for businesses to use. Our Safe Haven platform powers customer intelligence, engages customers at scale, and creates breakthrough opportunities for business growth. Our platform offers the modern enterprise full control of how data can be accessed and used with industry leading software solutions for identity, activation, and data collaboration. Build access to data, develop valuable business insights and drive revenue while maintaining full control over access and use of data at all times. Accurately address your specific audiences at scale across any channel, platform, publisher or network and safely translate data between identity spaces to improve results. Protect your customer data with leading privacy-preserving technologies and advanced techniques to minimize data movement while still enabling insight generation. -
8
Delivr
Delivr
Delivr is a comprehensive identity resolution platform that empowers businesses to confidently access and collaborate on data across any platform or cloud. Delivr supports a wide range of use cases, enabling companies to better understand and engage their zero-party data driven audiences. The first identity resolution platform that enables companies to focus on and optimize their go-to-market. Businesses can find predictable and scalable processes for growth. With zero-party data and closed-loop attribution, you can better understand and activate your audience. Our identity resolution platform uses innovative strategies in data privacy, ethics, and enterprise identity to power your ecosystem. With a focus on zero-party data and closed-loop attribution, you can understand and activate your audiences with precision and confidence.Starting Price: $30,000 -
9
ONEcount
GCN Publishing, Inc.
ONEcount is a customer data platform (CDP) that combines a full Audience Activation Toolsuite in one, tightly integrated stack. Leveraging a mature history of identity resolution, data consolidation and advanced identification and targeting tools, ONEcount delivers a simple-to-manage ecosystem while streamlining the tech stack. The system features AI/Machine Learning capabilities, aggregated Business Intelligence (BI) & Predictive dashboards, 150+ pre-built data visualizations, DExTr - ETL engine, a robust activation tool suite with forms, Landing page, pop-up Builder, segmentation and built-in on-site and off-site targeting capabilities, GAM/DFP integrations, Smart Paywalls, content gating, freemium metering, social and single sign-on abilities, and a host of other tools to enable cross-sell/upsell initiatives, increase conversions and create personalized 1-to-1 messaging.Starting Price: $1,500 / mo.* -
10
LayerFive
LayerFive
LayerFive uses patent-pending AI technology to resolve consumer identities across all enterprise data sources, both online e.g., website and mobile apps, and offline e.g., CRM, Loyalty, Order Management etc., and builds a unified consumer profile. Using this as a core platform, we help improve marketing ROI by 2X+ with our omni-channel attribution, consumer journey analytics solutions as part of the 360 Marketing Analytics product. Additionally, we help enterprises comply with data privacy regulations e.g., GDPR, CCPA etc. by making consumers’ profile available directly to the consumers for self-serve privacy compliance, helping enterprises save cost while reducing the risk of non-compliance. Deterministic and patent-pending probabilistic identity resolution technology to unify consumer data across all enterprise data sources. LayerFive’s first-party tag to collect highest fidelity data from enterprise website without impacting data quality due to third-party cookie loss.Starting Price: $499 per month -
11
Retention.com
Retention.com
Our retention solutions help you maximize audience growth, reclaim abandonment revenues, and reactivate lapsed audiences, across all channels. What if Jane Doe opts in to your list on her laptop at work… but she visits your site on her phone that evening and adds your products to her cart, but doesn’t purchase. You have no way to send Jane an abandoned cart flow because Jane’s phone is anonymous to you. This (and other) segments of unidentified abandoners represent up to 10x added revenue that is now lost. Retention.com’s Reclaim helps you leverage industry-leading Identity Resolution technology to increase your Browse, Product, and Cart Abandonment SMS and Email flow revenue by up to 10x. Onboarding is quick-and-easy, and implementation takes hours, not months. No managed services that you don’t need. Just the technology that you want to instantly scale up your abandonment flows for provable, “set-it-and-forget-it” ROI.Starting Price: $99 per month -
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Senzing
Senzing
Senzing® entity resolution API software provides the most advanced, affordable, and easy-to-use data matching and relationship detection capabilities available. With Senzing software, you can automatically resolve records into common entities in real time as new data is received. The complete view of all records related to every person or organization, across all of your internal and external data sources, can help you reduce costs and enable new revenue opportunities. Companies use Senzing entity resolution API to provide highly accurate views of people, organizations, and their relationships. You can deploy the Senzing entity resolution API on premises or in cloud-native deployments. Data remains in your ecosystem and never flows to Senzing. A free proof of concept can be completed in one day on AWS or on BareMetal. Senzing makes human-intelligent decisions without any pre-training or pre-tuning. -
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Lifesight
Lifesight
Lifesight is a unified marketing measurement platform that helps marketers move away from inaccurate measurement techniques and enables them to measure their full-funnel marketing using modern measurement methods like marketing mix modeling, incrementality testing & causal attribution - Helping them make better decisions that result in sustainable & profitable growth. -
14
AddShoppers
AddShoppers
We make sure your best offers get in front of the right shoppers at the right time to keep them coming back for more. Schedule a 20 minute demo with our team to see sample campaigns from leading brands. Automagically receive verified offers in your inbox and while you shop online at the brands you love. Just sign up once and receive verified offers directly from brands, works for all web browsers and devices! Get transparency and control over how brands in our network are using your data. Claim your data and manage subscription preferences from thousands of brands all from one place. Our system allows for participating brands to contact you by email after you have engaged on their website without revealing your email to them unless you separately provide your email address to the brand directly through their channels (e.g., on their website when you shop or sign up to receive emails from them). -
15
AtData
AtData
Email validation and hygiene ensure you capture accurate and safe information for your customers. With over 20 years of expertise combined with machine-learning models built on email activity data, achieved new heights of deliverability. Get the email data you need, where you need it, instantly. We already integrate with the major platforms and will work with you to connect with any part of your tech stack. Optimize your strategies by continuously learning from patterns, behaviors, and trends, our machine-learning algorithms dive deep into vast sets of email data to ensure accuracy and relevancy. Get insights that are predictive, precise, and tailored to your unique business needs. Implementing AtData's solutions is straightforward and fast: our team provides hands-on support and flexible solutions that integrate easily and seamlessly into your current systems. We offer smooth transitions and constant support so you can focus on leveraging accurate data for optimal results. -
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MessageGears
MessageGears
Use your modern data warehouse to power customer engagement and cross-channel marketing, opening a world of new possibilities for relevant, timely, personalized messaging that yields real results. Use all the data you have, not just what you’ve copied to your marketing cloud. Eliminate wasteful spending and send better messages across channels. MessageGears uses your data where it lives in the format it’s already in, giving you a full suite of enterprise marketing tools at a significantly lower cost of a typical marketing cloud. MessageGears Segment combines the power of an intuitive drag-and-drop segment builder with a segmentation engine that runs as fast as your data warehouse. MessageGears Message allows you to use any available data in any format to personalize messages to each of your customers at a scale that other email marketing providers can’t achieve. -
17
Stirista
Stirista
Data, activation, and attribution powered by the world’s first real-time cookie-less identity graph. Meet Stirista! We enhance your first party data and drive new customers with addressable omnichannel campaigns. Our industry-leading identity spine lets you quickly onboard data and get your campaigns up and running fast – from CTV and display to social and email. And all with real-time attribution across your digital – and physical – footprints. Our Identity Graph updates in real-time as individuals go through their daily journeys across digital and physical footprints – even CTV. No more wasted ad spend. No more missed personalization. -
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Lexer
Lexer
Lexer is the Customer Data & Experience Platform of choice for leading brands like Quiksilver, Igloo, Nine West, Rip Curl, Supergoop!, and more. As the only CDP built for retail, we help the world’s most iconic brands drive incremental sales from improved customer engagement. With one of the simplest onboarding processes in the industry, Lexer cleanses and combines data into an enriched single view of the customer with no heavy-lifting required from our customers. We unify data from any system and enrich it with AI-powered predictive analytics, third-party data, and targeted surveys. With CDP-powered insights fueling every use case, Lexer acts as the all-in-one hub for every customer-facing team—including marketing, ecommerce, retail and service. With a level of care and commitment unique in the SaaS industry, our Success team helps customers develop the technical know-how, process efficiencies, and transformational mindset they need to maximize Lexer’s value. -
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Roq.ad
Roq.ad
Some foundational IDs will soon disappear and other IDs will multiply. Roq.ad has prepared for this day. Maybe it’s time for a new partner in identity? Users want a personalized customer journey AND more privacy protection. Online identities were already fragmented. Companies want more insights. Can we have it both ways? The short answer is YES. Enlarge your current audience device pool with additional devices belonging to exactly those users in your target group. Create a seamless brand communication and holistic customer journey across all devices. Dig deeper into your Own Data with cross-device insights. The Roq.ad Private Identity Graph is specifically designed to fit your business needs. Roq.ad helps leading brands to improve digital advertising and digital analytics through the use of Cross-Device Technology. Roq.ad uses probabilistic modeling, analyzing anonymous data from multiple sources, website, mobile application or media campaign traffic. -
20
Tapad
Tapad
By creating not only the first, but the most robust global cross-device digital identity graph on the market, Tapad has partnered with brands to maximize their digital marketing investment for years to come. The Tapad Graph enables marketers to identify a brand customer or related household across multiple devices, unlocking key use cases across programmatic targeting, media measurement, attribution, and personalization globally. Connect with consumers across devices with a better understanding of touch points. Reach consumers across more digital IDs and scale to new, undiscovered prospects. Amplify your current data sets with net-new devices for extended reach. Customize your messages across paid, earned, and programmatic efforts. Tapad works with brands, agencies and platforms to ingest device identifiers from their platforms or data stacks, expanding their graph with new devices at a household or individual level. -
21
Akamai Identity Cloud
Akamai Technologies
Create seamless, personalized customer experiences without compromising security. Akamai Identity Cloud is a cloud-native, SaaS solution that simplifies customer identity and access management (CIAM). Purpose-built for consumer use cases, Identity Cloud provides the scalable infrastructure needed to convert, manage, and engage millions of customers. Out of the box, it includes customizable registration, authentication and SSO, consent and preference management, easy integration into your MarTech ecosystem, and powerful data analytics. Enhanced customer data protection streamlines privacy regulation compliance without sacrificing customer experience. For mission-critical applications, where scale, performance, and customer experience are table stakes, brands use Identity Cloud. Quickly enable omnichannel access with SSO and a wide array of authentication methods, including social login, directory services, and OIDC. -
22
Infutor TrueSource
Infutor TrueSource
The volume of consumer data signals has increased dramatically in recent years. This steep upward trend has amplified the importance for marketers to bring these disparate digital and offline identity markers together in a cohesive way. Identity graphs — a single database that holds this consumer data — now play a vital role, serving as a master source of truth. Infutor’s TrueSource™ Identity Graph is the premier collection of consumer data and intelligence that makes omnichannel engagement personal — and measurably effective. Our secure and privacy-compliant ID graph enables you to create relevant, real-time experiences in whichever channel people engage with your brand. Leverage our TrueSource™ Identity Graph to add considerable value to every engagement with your customers and prospects. Infutor instantly verifies consumer identities via API at the moment of ingestion or inbound engagement. -
23
Throtle
Throtle
Throtle is a leading identity and data onboarding firm. Powered by best in class data technology, Throtle provides brands and marketers with the most accurate 1:1 view of a customer. Throtle prides itself on accurately connecting people to data and devices, and driving personalized marketing based on real individuals. For more information, visit throtle.io. Obtain the most accurate view of your customers. Throtle offers the best in class identity and onboarding solutions. Identity is not static; it is dynamic and ever-changing. As consumers bounce relentlessly across an increasingly wide array of devices and applications, the data trail they leave behind becomes more and more fragmented. And that’s a problem for marketers who are often left wondering: Who – exactly – is the person behind the screen that we’re talking to? Recognize and understand individual customers across channels, screens and stages of their journeys. -
24
4Cite
4Cite Marketing
Correctly identifying website visitors is fundamental to people-based marketing. Once identified, data about each individual’s interests and preferences can be captured and transformed into consumer insights. These insights then enable the kinds of personalized interactions that lead to stellar ROI and thriving customer relationships. 4Cite is the industry leader in linking website visits to people, enabling the capture of more person-based data. And unlike other solutions, 4Cite’s data capture layer is completely configured and managed by 4Cite – making it easy to get started and use our programs without maintenance. Our tagging system, OneTag, enables deep and wide data capture of all website activity and email engagement signals with no client configuration. Our data capture also extends to supporting data elements such as email status, product catalog data, and transactional signals. -
25
Intent IQ
Intent IQ
An identity resolution pioneer, Intent IQ enables its partners to confidently identify clients and prospects who interact with their sites, apps and their brick and mortar establishments, whether across their various screens or in person. Intent IQ privacy friendly solutions are powered by its signature Identity Device Graph - deterministic accuracy, probabilistic scale, real-time, across multiple environments including cookieless, MAID-less and CTV. Intent IQ is an identity resolution pioneer, enabling its partners to confidently identify clients and prospects who interact with their sites, apps, and their brick and mortar establishments, whether across their various screens or in person. Beneficiaries include the media ecosystem, retailers, and financial institutions. Intent IQ built the best identity resolution technology on the market, addressing the most pressing problems of IDFA and third-party cookie deprecation. -
26
AllClear Health ID
AllClear ID
AllClear Health ID eliminates patient record mismatch, duplicates and bad data for dramatically cleaner claims. AllClear Health ID is a new high-security mobile identity platform that eliminates patient misidentification across an entire health system, no matter where or how their patients access care. It continuously monitors and certifies patient information, automates check-in online and in-person, and electronically exchanges data between patients and providers. Most importantly, Health ID protects every workflow with banking grade security so that providers can confidently deliver the right care to the right patient and receive the right reimbursement. Patient record mismatch, duplication and inaccurate identity data cause 33% of claim denials and costs an average of $29M for every 1 million patients treated annually. Reduce the risk of misdiagnosing a patient or ordering redundant services by making sure providers are working from the right medical record. -
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FICO® Identity Resolution Engine systematically scans across disparate and siloed data sources to uncover links between people, places, and events that can indicate connected fraud and money-laundering. World class fuzzy matching algorithms enhance detection while graph analytics visualize the connections across accounts in real -time, for both pre- and post-book detection. Use data points in an application to link it to other applications and accounts even when they are several degrees removed. Automate on-going analysis of accounts dependent on their risk profile, to uncover links that become apparent post-book. Proactively identify and prioritize organized fraud and criminal activities using relationship-driven predictive analytics. Conduct federated searches into uncleansed data and perform sophisticated link analysis. Utilize sophisticated query tools and visualize with link charts.
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Infillion XGraph
Infillion
XGraph is Infillion’s prebuilt cross-device identity graph optimized for maximum reach and addressability of today’s connected consumer. Enriched with precise location data signals and unique connected device identifiers, XGraph enables robust audience segmentation and attribution. Built from Gimbal’s proprietary location panel and TrueX’s access to unique CTV audiences, XGraph offers over 30% more CTV IDs than a standard digital graph, making it one of the largest and richest cross-device graphs available for the open internet. It connects mobile, tablet, desktop, laptop, and connected TV devices to individuals and households using a privacy-first framework. Features include universal frequency capping at the user level, audience extension and lookalike modeling based on consumption patterns, and advanced retargeting across devices. -
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ID5
ID5
ID5 offers a privacy-first, adaptive universal identity platform built for the evolving landscape of digital advertising. Its core offering, the ID5 ID, is a persistent, encrypted identifier that leverages both deterministic and probabilistic signals to create durable, consent-aware user profiles across web, in-app, CTV, and audio environments. The ID5 Graph then intelligently connects those identifiers at individual and household levels, enabling cross-device targeting, frequency capping, and measurement across channels. Designed to be resilient to regulatory changes and third-party cookie deprecation, ID5’s machine learning technology adapts dynamically to signal loss and fragmentation, maintaining consistent identity resolution. It integrates with more than 100,000 media properties and major adtech systems, supporting publishers, SSPs, DSPs, and brands by increasing addressable audiences and improving campaign performance. -
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Velocidi
Velocidi
Velocidi is a first-party audience solution for e-commerce marketers. Brands and their agencies use Velocidi to automatically build and segment their first-party audiences for strategic marketing on major platforms. Velocidi’s award-winning technology uses machine learning to predict customer behavior and create highly precise segments for campaigns that maximize revenue and accelerate growth.
