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Unified ID 2.0 (The Trade Desk)

Freemium

A privacy‑first, open framework for cookie‑less user identification.

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4.6 Editor Rating
Vetted Score
4.6 / 5.0

Scored 4.6/5 due to strong privacy compliance, broad platform support, and growing industry adoption, though enterprise pricing can be a barrier for smaller firms.

Key Features
Universal Identifier

Generates a persistent, privacy‑safe ID that works across devices and browsers without cookies.

Privacy‑Centric Design

Built on cryptographic hashing and consent signals to protect user data while enabling measurement.

Real‑Time Matching

Instantly matches IDs across inventory, providing accurate attribution for advertisers and publishers.

Frequently Asked Questions

Yes, a free tier is available that includes basic ID generation and matching for publishers and advertisers.

It uses cryptographic hashing of consented email or phone data and adheres to industry privacy standards such as GDPR and CCPA.

Unified ID 2.0 offers SDKs for Web, iOS, Android, and server‑side implementations in Node.js, Java, and Python.
Specifications
Pricing Model Free tier provides basic identity resolution; paid enterprise plans unlock advanced data onboarding, analytics, and dedicated support.
Supported Platforms
Web (any browser)iOSAndroidServer (Node.js, Java, Python)
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