CRM Data Hygiene tools continuously clean, deduplicate, validate, and enrich records inside the CRM — preventing data decay from eroding pipeline accuracy, forecast reliability, and rep productivity. Core capabilities include duplicate detection and merge, contact and company data validation, field standardization and normalization, automated enrichment from third-party data sources, decay detection and stale record flagging, and integration with CRM and marketing automation systems. The category spans dedicated data quality tools (ZoomInfo Operations, Insycle, Validity DemandTools, Openprise) and enrichment platforms with hygiene features (Clearbit, Apollo data quality).