Privacy Policy
Last updated: January 21, 2026
1. Introduction
Welcome to Keiro ("we," "our," or "us"). We are committed to protecting your privacy and personal information. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our mobile application.
By using Keiro, you agree to the collection and use of information in accordance with this policy. If you do not agree with our policies, please do not use our application.
2. Information We Collect
2.1 Personal Information
We collect the following personal information that you provide directly:
- Profile Information: First name, family name
- Birth Data: Date of birth, time of birth (optional), place of birth
- Account Information: Email address (when you sign in with Google)
- Soul Connections: Names and birth data of people you add to track compatibility
2.2 Usage Data
We automatically collect certain information when you use Keiro:
- Chat conversations with the AI Guide
- Features you use and interactions within the app
- App performance and crash data
- Device type and operating system version
3. How We Use Your Information
We use the collected information for the following purposes:
- Core Features: Calculate your numerology numbers, zodiac signs, and provide personalized readings
- AI Conversations: Generate personalized responses based on your profile data
- Compatibility Analysis: Calculate and display compatibility with your soul connections
- Cloud Sync: Synchronize your data across devices when you sign in
- Improvements: Analyze usage patterns to improve our services
- Support: Respond to your inquiries and provide customer support
4. Third-Party Services
We use the following third-party services to operate Keiro:
4.1 Supabase
We use Supabase for authentication and database storage. Your account data and profile information are stored securely on Supabase servers. Supabase Privacy Policy
4.2 OpenAI
Our AI Guide feature uses OpenAI's language models to generate personalized responses. Your profile data and chat messages are sent to OpenAI for processing. OpenAI does not use this data for training purposes. OpenAI Privacy Policy
4.3 PostHog
We use PostHog for anonymous analytics to understand how users interact with Keiro. This helps us improve the app experience. No personally identifiable information is shared with PostHog. PostHog Privacy Policy
4.4 Google Sign-In
If you choose to sign in with Google, we receive your email address and basic profile information from Google. We use this only for authentication purposes. Google Privacy Policy
5. Data Storage and Security
Your data is stored securely using industry-standard encryption. We implement appropriate technical and organizational measures to protect your personal information against unauthorized access, alteration, disclosure, or destruction.
Local Storage: Your profile and soul data are stored locally on your device, allowing the app to work offline.
Cloud Storage: When you sign in, your data is synced to secure cloud servers to enable access across devices.
6. Data Retention
We retain your personal information for as long as your account is active or as needed to provide you services. If you delete your account, we will delete your personal data within 30 days, except where we are required to retain it for legal purposes.
7. Your Rights (GDPR)
If you are located in the European Economic Area (EEA), you have certain rights regarding your personal data:
- Access: You can request a copy of your personal data
- Rectification: You can request correction of inaccurate data
- Erasure: You can request deletion of your personal data
- Portability: You can request a copy of your data in a structured format
- Objection: You can object to processing of your personal data
- Restriction: You can request restriction of processing
To exercise any of these rights, please contact us at the email address below.
8. Children's Privacy
Keiro is not intended for children under 13 years of age. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us.
9. Data Sharing
We do not sell your personal data. We only share your information with the third-party service providers described above, and only as necessary to operate our services.
We may disclose your information if required by law or in response to valid legal requests by public authorities.
10. International Data Transfers
Your information may be transferred to and processed in countries other than your country of residence. These countries may have different data protection laws. We ensure appropriate safeguards are in place for such transfers.
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 at:
Email: contact@sekaijin.fr