DupeBlocker: enterprise duplicate prevention
by Validity, Inc. Paid ★ 4.5 (60 reviews)
DupeBlocker is the real-time duplicate prevention engine Salesforce admins rely on to keep data clean at the point of entry. Block duplicates the instant they're created, imported, or converted.
View on AppExchange →Highlights
- Enforce data quality at scale — identify duplicates in real time and govern how they're handled based on business rules and end-user experience.
- Prevent duplicates across standard and custom objects, including Lead-to-Contact and Lead-to-Account matching, wherever your org is most exposed.
- Detect duplicates the instant records are created or updated, before bad data ever reaches downstream systems.
- Apply the right action at the right moment — block, auto-merge, auto-convert, redirect to an existing record, or report — with full control over enforcement.
- Extend and customize detection logic with Apex code to fit complex business rules.
- Govern exactly which records and users each DupeBlocker scenario affects and define precisely which existing and incoming records a scenario compares.
What DupeBlocker: enterprise duplicate prevention does
DupeBlocker stops duplicates before they happen. By detecting and acting on duplicate records the instant they're created, imported, or converted, DupeBlocker keeps Salesforce data clean at the source — so admins spend less time on cleanup, sales reps work from a single accurate view of every account, and marketing and leadership can trust the reports built on top of that data.
Since 2008, DupeBlocker from Validity has been the duplicate prevention standard for some of the largest, most complex Salesforce environments in the world.
Screenshots
Source: the public AppExchange listing for DupeBlocker: enterprise duplicate prevention, retrieved Oct 16, 2026. AppX Radar is not affiliated with Salesforce or Validity, Inc.. Check the listing for current pricing and requirements.
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