Privacy Policy

Last updated: January 2026

The Short Version

Tuis helps you make interior design decisions. We collect what we need to provide the service, we don't sell your data, and you can delete your account anytime.

What We Collect

Account Information

  • Email address for authentication
  • Profile information you provide
  • Subscription and billing information

Design Preferences

To personalize your experience, we store:

  • Aesthetic preferences learned through conversation
  • Project details and decisions
  • Photos you upload for design feedback

What We Don't Store

  • Location data beyond what you share
  • Third-party tracking cookies
  • Data sold to advertisers

How We Use Your Data

  • To provide personalized design recommendations
  • To remember your preferences across sessions
  • To improve the service based on usage patterns
  • To send important account notifications

AI Processing & Data Protection

Tuis uses Anthropic's Claude AI to learn your aesthetic preferences and provide personalized design guidance. Your conversations and uploaded photos are processed to understand your taste and project needs.

How We Protect Your Data

  • PII Stripping: Before sending data to Claude, we automatically remove personal identifiers like email addresses and phone numbers
  • No AI Training: Your conversations and photos are never used to train AI models
  • Secure Processing: All data is transmitted over encrypted connections
  • Limited Retention: Anthropic does not retain your data beyond processing the request

What We Never Do

  • Sell your personal data or photos
  • Share your design preferences with other users
  • Use your home photos for marketing without permission
  • Train AI models on your conversations or images

Third-Party Services

We use trusted services to operate Tuis:

  • Clerk — Authentication (secure sign-in)
  • Stripe — Payment processing (we never see your full card number)
  • Vercel — Hosting infrastructure
  • Supabase — Database (project and preference storage)
  • Anthropic (Claude) — AI processing for design conversations

We only share the minimum data necessary with each service to provide functionality.

Data Retention

  • Conversation history: Retained while your account is active
  • Uploaded photos: Retained for 1 year, then automatically deleted
  • Design preferences: Retained while your account is active
  • Payment records: Retained as required by law (typically 7 years)

Your Rights

  • Access your data anytime from your account
  • Request deletion of your account and data
  • Export your data upon request
  • Opt out of non-essential communications

Contact

Questions about privacy? Email us at privacy@immanence.inc

Tuis — O teu parceiro pessoal de design de interiores