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Best Data Deduplication Software

Compare the Top Data Deduplication Software as of February 2026

What is Data Deduplication Software?

Data deduplication software enables organizations to eliminate duplicate data from a data set in order to reduce the amount of redundant data in a dataset and reduce storage costs and utilization, as well as improve data quality. Compare and read user reviews of the best Data Deduplication software currently available using the table below. This list is updated regularly.

  • 1
    D&B Connect

    D&B Connect

    Dun & Bradstreet

    Realize the true potential of your first-party data. D&B Connect is a customizable, self-service master data management solution built to scale. Eliminate data silos across the organization and bring all your data together using the D&B Connect family of products. Benchmark, cleanse, and enrich your data using our database of hundreds of millions of records. The result is an interconnected, single source of truth that empowers your teams to make more confident business decisions. Drive growth and reduce risk with data you can trust. With a clean, complete data foundation, your sales and marketing teams can align territories with a full view of account relationships. Reduce internal conflict and confusion over incomplete or bad data. Strengthen segmentation and targeting. Increase personalization and the quality/quantity of marketing-sourced leads. Improve accuracy of reporting and ROI analysis.
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  • 2
    Narrative

    Narrative

    Narrative

    Create new streams of revenue using the data you already collect with your own branded data shop. Narrative is focused on the fundamental principles that make buying and selling data easier, safer, and more strategic. Ensure that the data you access meets your standards, whatever they may be. Know exactly who you’re working with and how the data was collected. Easily access new supply and demand for a more agile and accessible data strategy. Own your data strategy entirely with end-to-end control of inputs and outputs. Our platform simplifies and automates the most time- and labor-intensive aspects of data acquisition, so you can access new data sources in days, not months. With filters, budget controls, and automatic deduplication, you’ll only ever pay for the data you need, and nothing that you don’t.
    Starting Price: $0
  • 3
    Senzing

    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.
  • 4
    LeadAngel

    LeadAngel

    LeadAngel

    LeadAngel smart-matches incoming leads with existing accounts and distributes leads among your sales team using the most powerful & flexible lead routing and lead matching algorithm available. We as a team helps your business to drive sales with the automated lead management. The application offers data standardization, fuzzy matching, lead segmentation, Contact Routing and Account Routing and lead to account matching in a user-friendly interface with smart drag or drop options. The solutions are built with API's to help you leverage everything our platform has to offer. Eliminating duplicate leads, merge with existing contacts, and removing redundant accounts with LeadAngel’s powerful data cleanup engine and track the entire procedure with LeadAngel's reporting where each and every step is visible. Further optimize your sales funnel with tools such as auto conversion of leads into contacts if a matching account is found.
  • 5
    Data Ladder

    Data Ladder

    Data Ladder

    Data Ladder is a data quality and cleansing company dedicated to helping you "get the most out of your data" through data matching, profiling, deduplication, and enrichment. We strive to keep things simple and understandable in our product offerings to give our customers the best solution and customer service at an excellent price. Our products are in use across the Fortune 500 and we are proud of our reputation of listening to our customers and rapidly improving our products. Our user-friendly, powerful software helps business users across industries manage data more effectively and drive their bottom line. Our data quality software suite, DataMatch Enterprise, was proven to find approximately 12% to 300% more matches than leading software companies IBM and SAS in 15 different studies. With over 10 years of R&D and counting, we are constantly improving our data quality software solutions. This ongoing dedication has led to more than 4000 installations worldwide.
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