🔒 Privacy Policy

1. Information We Collect

Information you provide:

• Mobile number — for OTP-based login and identity verification
• Full name — for your profile and reports
• Email address — optional, for sending PDF reports and notifications
• Academic/Professional details — college, course, year, firm, city, state (for your unique ID and personalisation)
• Design projects — building parameters, analysis inputs, results you save

Information collected automatically:

• Usage data — pages visited, features used, analysis count, time spent
• Device information — browser type, device category (mobile/desktop)
• Session data — login timestamps, session duration

Payment information:

• Payments are processed by Razorpay. We store only the Razorpay payment ID and plan details. We do not store card numbers, UPI IDs, or bank details.

2. How We Use Your Information

• To verify your identity via OTP and manage your account
• To generate and display your unique StructLearn Pro ID
• To save and restore your design projects across devices
• To send OTP messages and subscription renewal reminders via SMS
• To process payments and maintain subscription records
• To improve the platform based on usage patterns
• To send platform announcements (you can opt out by contacting us)

3. Data Storage

Your data is stored on Supabase (PostgreSQL database), which may be hosted on servers outside India. By using this platform, you consent to your data being stored and processed on these servers.

We implement industry-standard security measures including encrypted connections (HTTPS), row-level security policies, and hashed passwords.

4. Third-Party Services

We use the following third-party services that may process your data:

• Supabase — database and backend (supabase.com)
• Razorpay — payment processing (razorpay.com)
• SMSGatewayHub — SMS delivery for OTP and reminders
• Vercel — website hosting (vercel.com)

Each of these services has their own Privacy Policy governing their data practices.

5. Your Rights

Under the DPDP Act 2023, you have the right to:

• Access — export all your data from Account → Export All My Data
• Correction — update your profile details in Account settings
• Deletion — permanently delete your account from Account settings
• Grievance — contact us at structlearnpro@gmail.com for any privacy concern

6. Data Retention

• Active accounts: data retained as long as account is active
• Deleted accounts: data permanently deleted within 30 days
• Payment records: retained for 7 years as required by Indian financial regulations
• OTP logs: deleted after 30 days

7. Children's Privacy

StructLearn Pro is not intended for children under 13. We do not knowingly collect data from children under 13. If you believe a child has provided us personal data, please contact us immediately.

8. Changes to This Policy

We may update this Privacy Policy. We will notify registered users of significant changes via SMS or in-app announcement.

9. Contact & Grievance Officer

StructLearn Pro Education Services
Email: structlearnpro@gmail.com
Jurisdiction: Uttar Pradesh, India