Know your users,
Before you ship.
Use AI Personas to structurally review your product ideas, prototypes, interfaces, and iteration plans. Generate actionable, shareable, and iterable feedback reports.
1000+ Custom Personas
Simulate 1000+ users with different backgrounds based on 24 persona types for multi-dimensional product review
AI Persona Simulation
24 user personas for precise real user feedback simulation
Multiple Input Methods
Support text descriptions, screen recordings, screenshots and more
Structured Reports
Generate actionable, shareable, and iterable review reports
Three Steps to Review
Upload Materials or Describe Ideas
Upload product recordings/screenshots, or describe your product idea
1000+ User Reviews
AI simulates real user feedback based on 24 persona types
Get Report
View structured feedback, share with your team
Who Needs Facet?
Indie Developers
Quickly validate product ideas, pre-launch reviews, copy optimization
Early-stage Teams
MVP polishing, conversion/retention analysis, rapid iteration
Mature Product Teams
New feature validation, before/after comparison, opinion convergence