Best Identity Resolution Software for WordPress

Compare the Top Identity Resolution Software that integrates with WordPress as of August 2026

This a list of Identity Resolution software that integrates with WordPress. Use the filters on the left to add additional filters for products that have integrations with WordPress. View the products that work with WordPress in the table below.

What is Identity Resolution Software for WordPress?

Identity resolution software helps organizations identify, match, and unify customer, user, or entity identities across multiple data sources, devices, channels, and interactions to create a single, persistent view of each individual. These platforms use deterministic and probabilistic matching, machine learning, and graph-based techniques to connect fragmented identity data from websites, mobile apps, CRM systems, offline records, advertising platforms, and other sources. The software often includes identity stitching, profile unification, householding, deduplication, consent management, and real-time identity enrichment to improve data accuracy and personalization. Many identity resolution solutions integrate with customer data platforms (CDPs), CRM systems, marketing automation platforms, data warehouses, and analytics tools to support omnichannel customer experiences. By creating accurate and persistent identity profiles, identity resolution software helps organizations improve marketing effectiveness, customer analytics, fraud detection, and privacy-compliant data management. Compare and read user reviews of the best Identity Resolution software for WordPress currently available using the table below. This list is updated regularly.

  • 1
    Retention.com

    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
  • 2
    Upstack Data

    Upstack Data

    Upstack Data

    Upstack Data is the #1 Most Reliable Ad Tracking Software For Shopify — a server-side tracking and identity resolution platform for brands running Meta, Google, and TikTok ads. It captures visitor and conversion events server-side rather than in the browser, reducing the data loss caused by ad blockers, iOS privacy restrictions, and cookie expiration. By resolving visitor identity across devices and sessions, Upstack enriches the data sent to ad platforms and Klaviyo — improving attribution accuracy, lowering customer acquisition costs, and recovering revenue from abandonment flows. Core capabilities: server-side Conversion API, cross-device identity resolution, multi-touch attribution, and Klaviyo abandonment recovery. Built for Shopify brands · Plans from $149/mo · 10-day free trial · 60-day money-back guarantee.
    Starting Price: $149/month
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