"Resos operates as a high-risk privacy service with extensive data collection practices and broad third-party sharing similar to ad-tech platforms. The service collects personal data (name, phone, email, allergies), engages in cross-device tracking across 14 third parties including major ad networks, and retains tracking cookies for up to 400 days. Users have limited granular control over data sharing, particularly regarding restaurant partnerships and advertising networks."
resos Privacy Concerns & Scorecard
Resos shares user data with 14 named third parties including Google, Instagram, Microsoft, Meta Platforms, and YouTube for advertising, personalization, and analytics purposes.
Resos implements extensive cross-site behavioral tracking through multiple ad networks with cookies retained up to 400 days, enabling comprehensive user profiling for targeted advertising.
While Resos offers some cookie preferences and a data deletion email contact (hi@resos.com), necessary cookies cannot be opted out and the policy provides limited granular control over data sharing with specific third parties.
Resos engages in cross-device tracking and collects referrer information and marketing channel data to track user journeys across sessions and platforms.
Resos retains tracking cookies for extended periods (up to 400 days) and includes persistent storage options for referrer data and analytics, with variable retention periods across different tracking mechanisms.
Policy uses vague language regarding data retention ('as long as necessary' for some data categories) and does not clearly explain how combining data from multiple sources affects user privacy.
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Data Collection & Tracking
Personal Information Collected
Account creation, reservation management, restaurant communication, and marketing personalization
Personalization of restaurant recommendations and reservation fulfillment
Localized content delivery and targeted advertising
Site optimization, security, and cross-device tracking for advertising
Analytics, performance measurement, and targeted advertising personalization
Measuring ad campaign effectiveness, audience targeting, and revenue optimization
Analytics and targeted video advertising
Cross-Platform Tracking
Resos tracks you across the internet using cross-device tracking identifiers, marketing pixels from Google, Facebook, Microsoft, and YouTube, and persistent referrer data. This allows the service to follow your browsing behavior across multiple sites and devices to build a profile for targeted advertising.
Tracking Methods:
Tracking Cookies
Persistent cookies including Google DoubleClick IDE (400 days), Facebook _fbp (3 months), Microsoft tracking cookies (1 year), and Resos conversion tracking. Used to identify users across sessions and platforms.
Advertising Pixels
Tracking pixels from Google, Facebook, Microsoft Bing, and YouTube embedded on Resos pages and partner sites. Collect behavioral data for real-time bidding and audience profiling.
Local Storage & IndexedDB
Persistent storage mechanisms including lastExternalReferrer and lastExternalReferrerTime with indefinite retention for tracking user acquisition sources across sessions.
Cross-Device Tracking
Fingerprinting and identifier sharing across devices and platforms to create unified user profiles for advertising purposes.
AI & Data Training
resos does not train AI on your content
Based on their public policy, your content is not used to train AI models.
How to Object
No opt-out available
This service does not currently provide a public way to opt out of AI training.
Why We Analyzed resos
TrueTerms automatically audits privacy policies and data practices using advanced machine learning to keep you informed and protected. This scorecard is based on the latest available public terms of service and privacy policies as of 2026.