FullContact is an identity resolution platform with a patented identity graph spanning over a billion person profiles. It connects fragmented identifiers like emails, phones, and device IDs into unified records via its Resolve and enrichment APIs.
Pros & cons
✅ Pros
- Large identity graph
- Strong privacy and compliance focus
- Cross-channel identity stitching
- API-driven
⚠️ Cons
- Enterprise-oriented pricing
- Less focused on outbound prospecting
- Setup requires technical work
Who it's best for
Enterprises needing identity resolution and cross-device data unification.
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