Test Before You Launch
AI-powered pre-launch experimentation. Get instant feedback on your ideas before spending engineering time and live traffic.
Meet Your Virtual Customers
Every test uses AI-generated personas that mirror real customer behavior patterns, demographics, and decision-making processes
Deep Segmentation Analysis
Discover which customer segments respond best to each variant. See statistical breakdowns by age, income, education, and more
Understand What Really Matters
Machine learning models reveal which factors drive customer decisions so you can optimize what actually impacts results
Actionable Design Insights
Go beyond "which variant won" to understand exactly what to change and why it will work
Why Choose FacetLab?
Get Answers in Hours, Not Weeks
No waiting for statistical significance. Get instant feedback on experiments before launch. Test 10x more ideas at 1/100th the cost.
Save Millions by Blocking Failures
70–80% of experiments fail or show no effect. We catch them before launch, saving engineering time, opportunity cost, and live traffic.
91% Prediction Accuracy
Trusted by leading global e-commerce platforms to guide million-dollar decisions. Our AI correctly predicts which variant will win in 91 out of 100 cases.
Powerful Features for Every Team
Virtual Persona Pool
1,000–5,000 AI personas that simulate real customer behavior with unique demographics, preferences, and decision patterns.
- Based on real user data
- Diverse demographics
- Behavioral patterns included
Screenshot Simulation (Base)
Test static designs quickly. Upload screenshots of variants and get directional feedback within hours.
- Fast results
- Perfect for early-stage testing
- No engineering required
Dynamic Simulation (Pro)
Test interactive flows. Personas click, navigate, and complete actions on your live site or staging environment.
- Full user journey testing
- Conversion flow analysis
- Deep behavioral insights
Advanced Segmentation
See who wins and loses with each variant. Segment by 50+ attributes including age, income, location, and behavior.
- 50+ demographic attributes
- Custom audience segments
- Cohort comparison
Multi-Variant Testing
Test up to 10 variants simultaneously. Automatic winner detection with statistical confidence scores.
- A/B/n testing support
- Automatic ranking
- Statistical significance
Auto-Optimization
AI generates new variants automatically and iterates multiple rounds to find optimal designs.
- AI-generated variants
- Multi-round iteration
- From diagnosis to solution
Built for Your Workflow
Analytics Integration
Google Analytics, Mixpanel, Amplitude, Segment
API & SDKs
REST API, webhooks, JavaScript/Python/Ruby libraries
Enterprise Security
SOC 2 compliant, GDPR ready, 256-bit encryption
Team Collaboration
Shared workspaces, role permissions, export reports
Three Simple Steps
Upload Your Variants
Upload screenshots, URLs, or design files of your experiment variants.
Select Your Audience
Choose personas, set experiment parameters, and configure segments.
Get Instant Results
Winner prediction, segment analysis, and actionable recommendations.
Proven at Scale
Real-World Results
Trusted by leading global e-commerce platforms
Prediction Accuracy
Correctly identified winners
Saved Per Day
By blocking failed experiments
Not Weeks
Fast feedback for teams
"FacetLab went from weeks to hours for product decisions. We blocked 70–80% of failed experiments before launch."
— Leading E-commerce Platform
Why Simulate Before You Launch?
Traditional A/B testing vs FacetLab
Traditional A/B Testing
- ❌
Weeks to Months
Need statistical significance
- ❌
Requires Live Traffic
Can't test before launch
- ❌
70% Fail or Inconclusive
Wasted engineering time
- ❌
Expensive to Run
Dev + PM + QA + opportunity cost
- ❌
Only Shows "What" Won
Doesn't explain why or how to improve
FacetLab
Results in Hours
100x faster feedback
No Live Traffic Needed
Test before launch
Block 70–80% of Failures
Save engineering resources
One-Time Setup
Unlimited testing at fixed cost
Explains Why + How to Fix
Segment analysis and recommendations
Ready to Test Smarter?
Start with 6 free experiments. No credit card required.
Join teams testing 10x more ideas at 1/100th the cost
