Duplicate Cleaner is a SuiteCRM add-on that allows you to set up rules to find duplicate data in your SuiteCRM and helps you eliminate duplicates manually or automatically by our cleaner process. It supports multiple numbers of duplicate detection rules that you can configure from the admin.
Other add-ons of interest
Analytic Reporting Tool Basic
Dynamic Reports and Interactive Charts.
Powerful tool for SuiteCRM report creation and data analytics. Includes a variety of chart types, detailed, summary and pivot tables. This Reporting Tool is for anyone, no need for technical knowledge or SQL. Comes with over a hundred prebuilt reports.