Data Provider / Broker · AdTech Vendor · vs · AdTech Vendor · Data Provider / Broker

ADFI

Adttribution vs First-id

Structured technology and market comparison · 2026

Direct Feature Comparison

Adttribution · vs · First-id
Market Cluster / Sector
AdttributionData Provider / Broker · AdTech Vendor
First-idAdTech Vendor · Data Provider / Broker
Platform Focus
Adttribution

Privacy-compliant audience data and identity graph provider for advertising.

First-id

Privacy-first deterministic identity infrastructure for cookieless advertising.

Company Size
Adttribution<10 employees
First-id10–49 employees
Headquarters
AdttributionUS
First-idFR
Year Founded
Adttribution2022
First-id2022

Analyze all overlapping signals and tech stacks for Adttribution and First-id

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Comparison Analysis

What is the main difference between Adttribution and First-id?

When comparing Adttribution and First-id, both platforms operate within the Identity Management & Universal ID, In-App, and AdTech Vendor ecosystem. Adttribution is positioned as Privacy-compliant audience data and identity graph provider for advertising, whereas First-id focuses on Privacy-first deterministic identity infrastructure for cookieless advertising. Decision-makers evaluate both solutions when orchestrating their commercial monetization and technology stack.

What are the top alternatives to Adttribution and First-id?

When evaluating Adttribution and First-id, enterprise buyers also consider other platforms in Identity Management & Universal ID, In-App, and AdTech Vendor. You can discover the full competitive landscape and evaluate other alternatives by viewing their respective footprint profiles on Polaris7.

How do the corporate scale, structure, and headquarters of Adttribution and First-id compare?

Adttribution is headquartered in US (founded in 2022) with <10 employees. First-id is based in FR (founded in 2022) with 10–49 employees. Complete ownership, subsidiary trees, and corporate affiliations are documented across Polaris7.

Market Signals

Recent Market Signals & Activity: Adttribution vs First-id

Documented market movements, strategic partnerships, product releases, and regulatory developments mapped across Polaris7.

AD

Adttribution

Recent Signals

No recent market signals documented for Adttribution in the current tracking window.

FI

First-id

Recent Signals

  • ·First-id

    ArcSpan accélère la monétisation des audiences des éditeurs français grâce à l’intégration native de First-id

    Les éditeurs équipés de First-id peuvent désormais créer, analyser, valoriser et activer leurs audiences dans ArcSpan AMS, sans développement supplémentaire.

  • ·First-id

    First-id annonce de nouveaux partenariats et intégrations

    First-id a publié plusieurs annonces récentes, notamment l'intégration native avec ArcSpan pour la monétisation des audiences, un partenariat avec Commanders Act pour le contrôle de l'identité marketing, et l'extension de l'offre CTV de Stamp. Ces annonces s'ajoutent à une série d'autres mises à jour de partenariats et d'intégrations.

  • ·ExchangeWireIdentity

    ArcSpan Integrates First-id for Persistent Cookieless Publisher Identity

    ArcSpan, an AI-powered audience monetization platform for premium publishers, announced a native integration with First-id, a persistent, deterministic identity solution adopted by over 35,000 media and advertiser sites across 101 countries. This integration allows publishers using First-id to resolve audience signals within ArcSpan AMS without custom integrations. Publishers can build, analyze, and activate first-party audiences across direct, programmatic, and data collaboration channels. The combined solution addresses the challenge of fragmented user identities by providing a persistent identifier that works without third-party cookies or logins, enabling improved audience continuity, deduplicated reach, and enhanced monetization opportunities. The integration is live and available to existing customers, supporting ArcSpan's expansion across EMEA.

    • ArcSpan announced a native integration with First-id on September 21, 2026.
    • First-id is a persistent, deterministic identity solution adopted by more than 35,000 media and advertiser sites in 101 countries.
    • The integration enables publishers to resolve audience signals against the First-id identifier within ArcSpan AMS.

Compare their exact ecosystem overlaps.

Explore all deep relationships in Polaris7. Discover exactly which mutual clients, integrated technologies, and overlapping partners Adttribution and First-id share across the market ecosystem.