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Tools
Identity resolution
6 tools compared: how each is priced, where it runs, and what to consider instead.
| Tool | Pricing model | Free tier | Open source |
|---|---|---|---|
| Experian Marketing Services Identity resolution and audience data drawing on credit bureau Experian's consumer marketing database, for offline-to-online matching. | Quote only | No | No |
| FullContact Privacy-focused identity resolution API that matches contact fragments (email, phone, device IDs) into a single hashed identity. | Quote only | No | No |
| LiveRamp Identity resolution platform built around RampID, a pseudonymous identifier used to connect customer records across channels and partners. | Quote only | No | No |
| Merkle Merkury Identity graph from agency holding company Merkle, linking first-party, offline and behavioral data into a single customer view. | Quote only | No | No |
| TransUnion TruAudience Marketing identity and measurement suite from credit bureau TransUnion, built on its offline identity graph rather than credit data. | Quote only | No | No |
| Unified ID 2.0 Open, free identity standard using hashed email/phone as a shared pseudonymous ID, an alternative to third-party cookies. | Free | Yes | Yes |