1. Introduction

Catat Bersama ("we", "our", or "the Service") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our expense tracking service.

2. Information We Collect

Account Information

• Email address (via Google authentication)
• Name and profile picture (from your Google account)
• Telegram user ID (when connecting via Telegram bot)

Expense Data

• Expense amounts and descriptions you enter
• Categories assigned to expenses
• Timestamps of transactions
• Budget settings

Usage Data

• Messages sent to the Telegram bot
• Interaction with the web dashboard
• Device and browser information

3. How We Use Your Information

We use your information to:

• Provide and maintain the expense tracking service
• Parse and categorize your expense messages using AI
• Generate spending reports and analytics
• Share expense data with your family group members
• Improve and optimize the Service
• Communicate important updates about the Service

4. AI Processing

We use Claude AI (by Anthropic) to parse expense messages you send via Telegram. Your messages are sent to this AI service solely for the purpose of extracting expense information (amount, description, category). We do not use your data to train AI models.

5. Data Sharing

We share your data only in these circumstances:

• Family Group Members: Your expense data is shared with other members of your family group
• Service Providers: We use Supabase for authentication and database hosting
• AI Processing: Expense messages are processed by Anthropic's Claude AI
• Legal Requirements: We may disclose data if required by law

We do not sell your personal data to third parties.

6. Data Security

We implement appropriate security measures to protect your data, including:

• Encrypted data transmission (HTTPS)
• Secure authentication via Supabase
• Database access controls

However, no method of transmission over the Internet is 100% secure. We cannot guarantee absolute security of your data.

7. Data Retention

We retain your expense data for as long as your account is active. You can delete individual expenses through the dashboard or request deletion of your entire account. Upon account deletion, your data will be permanently removed within 30 days.

8. Your Rights

You have the right to:

• Access your personal data
• Correct inaccurate data
• Delete your data and account
• Export your expense data
• Withdraw consent for data processing

9. Cookies

We use essential cookies for authentication (session tokens). We do not use tracking cookies or third-party analytics cookies.

10. Children's Privacy

The Service is not intended for users under 18 years of age. We do not knowingly collect personal information from children.

11. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date.

12. Contact Us

If you have any questions about this Privacy Policy or our data practices, please contact us through our support channels.