Privacy Policy

Last updated: April 7, 2026

1. Introduction

Katchi (“we”, “our”, or “us”) is committed to protecting your personal information. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our mobile application and website (collectively, the “Service”).

2. Information We Collect

We collect the following types of information:

• Account Information: Email address, display name, and optional profile data (unit, family status, arrival date).
• Usage Data: App interaction data, feature usage patterns, and crash reports collected via Supabase and analytics tools.
• Device Information: Device type, operating system version, and app version.
• Location Data: Approximate location (if you grant permission) to provide relevant local recommendations.

3. How We Use Your Information

• To provide and improve the Service
• To personalize your experience (e.g., relevant PCS checklists)
• To send important notifications (e.g., AQI alerts)
• To analyze usage patterns and improve features
• To respond to support requests

4. Data Storage & Security (Supabase)

Your data is stored on Supabase (supabase.com), which uses PostgreSQL hosted on AWS infrastructure. All data is encrypted in transit (TLS) and at rest (AES-256). We enforce Row Level Security (RLS) policies to ensure users can only access their own data.

5. GDPR Rights (EU/EEA Users)

If you are located in the EU or EEA, you have the following rights:

• Access: Request a copy of your personal data
• Rectification: Correct inaccurate data
• Erasure: Request deletion of your data
• Portability: Receive your data in a machine-readable format
• Objection: Object to certain types of processing

To exercise these rights, contact us at privacy@katchiapp.com.

6. Data Retention

We retain your account data for as long as your account is active. If you delete your account, we will delete or anonymize your personal data within 30 days, except where required by law.

7. Children’s Privacy

Katchi is not directed to children under 13. We do not knowingly collect personal information from children under 13.

8. Contact

For privacy-related questions, contact us at: privacy@katchiapp.com