Terms and Conditions

Last updated: 30 June 2026

1. Agreement to Terms

By accessing or using the Griha Vastu web application (app.retrogradearc.com), the Griha Vastu Android application, or any related services operated by RetroGrade Arc ("we", "us", "our"), you agree to be bound by these Terms and Conditions. If you do not agree with any part of these terms, please do not use our services.

2. Services

Griha Vastu provides the following digital services:

3. Important Disclaimer

Vastu Shastra, Astrology, and Numerology are ancient Indian knowledge systems. Our analyses and reports represent professional interpretation based on traditional principles and computational algorithms. They are: We make no guarantee that following our recommendations will produce any specific outcome. Any decisions you make based on our reports are entirely your own responsibility.

4. Intellectual Property

All content, software, algorithms, report templates, analysis frameworks, logos, and branding associated with "Griha Vastu" and "RetroGrade Arc" are the exclusive intellectual property of RetroGrade Arc. You may not:

You retain ownership of any floor plan images or personal data you upload to our platform.

5. User Account

6. Payments

7. Refunds

Please refer to our separate Refund & Cancellation Policy for full details.

8. Prohibited Use

You agree not to:

9. Limitation of Liability

To the maximum extent permitted by applicable law, RetroGrade Arc shall not be liable for:

Our total cumulative liability to you for any claim shall not exceed the amount you paid for the specific service giving rise to the claim in the three (3) months preceding the claim.

10. Service Availability

We strive to maintain high availability but do not guarantee uninterrupted or error-free access to our services. We may modify, suspend, or discontinue any part of our services with or without notice. We are not liable for any disruption to third-party services that affect our availability.

11. Third-Party Links and Services

Our platform integrates with third-party services including Razorpay (payments), Wix Bookings (consultations), and Brevo (email). We are not responsible for the practices, content, or policies of any third-party platforms. Use of these services is subject to their respective terms and privacy policies.

12. Governing Law and Dispute Resolution

These Terms and Conditions are governed by and construed in accordance with the laws of India. Any disputes arising under or in connection with these Terms shall be subject to the exclusive jurisdiction of the courts in West Bengal, India.

We encourage you to contact us at contact@retrogradearc.com to resolve any dispute amicably before initiating legal proceedings.

13. Modifications to Terms

We reserve the right to modify these Terms and Conditions at any time. Updated terms will be posted on this page with a revised "Last updated" date. Your continued use of our services after any modifications constitutes acceptance of the updated terms. It is your responsibility to review these terms periodically.

14. Professional / Consultant Tiers (Pro & Studio)

We offer a subscription-based consultant platform for professional Vastu and astrology practitioners, on two tiers: Pro (16-direction & 32-pada grid reports, generated on our standard branding and knowledge base) and Studio (premium reports, plus your own white-label branding and your own editable copy of the knowledge base). If you access or use either tier, the following additional terms apply:

15. Contact & Business Details

RetroGrade Arc (Sole Proprietorship)
Place of business: West Bengal, India
Email / Customer Care: contact@retrogradearc.com
Phone: +91 73730 10156
Grievance Officer: Satyam Raha (contact@retrogradearc.com)
Website: retrogradearc.com