Track Visitors AcrossAll Your Domains
Free server-side identity resolution for Google Tag Manager. Know who your visitors are, across all your websites and apps.
5 min
Setup Time
99.9%
Match Rate
Free
Monthly Cost
What You Get
- Cross-domain identity tracking
- Server-side identity resolution
- Real-time visitor stitching
- Privacy-first design
No usage limits. No hidden costs. Just install the tag and start tracking.
Common Identity Tracking Problems
Why most businesses struggle with cross-domain user tracking
Lost Cross-Domain Users
78% of businesses can't track users across domains
Impact: Inaccurate user counts and broken attribution
Solution: Cross-domain identity tracking
Client-Side Limitations
55% of user data is blocked by ad blockers
Impact: Missing critical user journey data
Solution: Server-side tracking limited only by user consent
Duplicate Users
91% overcount users due to device switching
Impact: Inflated user counts, wrong business decisions
Solution: Real-time identity stitching
Complex Setup
Average setup time: 2-3 weeks
Impact: Delayed insights and wasted resources
Solution: 5-minute template installation
Privacy Risks
67% of client-side tracking violates GDPR
Impact: Legal risks and potential fines
Solution: Privacy-first server design
High Costs
Identity resolution costs $2000+/month
Impact: Expensive enterprise-only solutions
Solution: Free, unlimited usage
Key Benefits
Enterprise-grade identity resolution made simple with GTM Server
Instant Identity Resolution
Real-time identity resolution across all your domains and touchpoints
- Zero latency resolution
- Cross-domain tracking
- Device stitching
- Session unification
Privacy-First Design
Built with privacy and compliance at its core
- GDPR compliant
- Data minimization
- Consent management
- PII protection
Simple Integration
Deploy in minutes with your existing GTM Server setup
- One-click install
- No code required
- Auto-configuration
- Template included
Technical Specifications
Everything you need to know about deployment and performance
Server Requirements
- GTM Server container
- Any cloud provider
- Standard or custom domain
- HTTPS required
Performance
- < 50ms processing time
- Up to 1000 req/second
- Auto-scaling support
- Real-time processing
Network
- Minimal bandwidth usage
- < 1KB per request
- Global edge support
- HTTP/2 compatible
Data Processing
- In-memory processing
- No external database
- Stateless operation
- Built-in caching
Installation
- 1-click template import
- Auto-configuration
- No code required
- Instant activation
Security
- End-to-end encryption
- No PII storage
- Access controls
- Audit logging
Everything Included, No Hidden Costs
Enterprise-grade identity resolution, available to everyone
Core Features
- Cross-domain identity tracking
- Server-side processing
- Real-time identity resolution
- Unlimited domains
- Unlimited monthly active users
- Unlimited events
Security & Privacy
- End-to-end encryption
- GDPR compliance tools
- No PII storage
- Access controls
- Audit logging
- Data minimization
Support & Updates
- Community support
- Documentation access
- GitHub issue tracking
- Regular updates
- Security patches
- Feature requests
No credit card required. No usage limits. No feature restrictions. Just install and start tracking.