Privacy Policy

Last updated: April 2026

1. Who We Are

Cohesion Engine is developed by Big Dig Energy Limited trading as Sandbox HQ, a registered company in New Zealand.

Contact: support@cohesionengine.app

2. What We Collect

Email address: If you create an account, we store your email for authentication and communication.
Payment data: Processed securely by Stripe. We do not store your card details.
Anonymous analysis metadata: Track count and combinations tested are added to a global counter. No audio data is involved.

3. Audio Files

Your audio files are:

Uploaded securely over HTTPS
Processed in memory on our servers
Deleted immediately after analysis completes
Never stored permanently, never shared with third parties

4. Account Data

If you create an account, the following is stored in Supabase:

Email address
Plan status (free or pro)
Analysis history (if logged in)

5. Local Storage

The app stores the following in your browser's localStorage:

App preferences
Session state
Cached analysis results

6. Third Party Services

Stripe — payment processing
Supabase — authentication and data storage
Anthropic Claude API — AI summaries and Name My Release feature
Railway — application hosting

7. Your Rights

Under New Zealand's Privacy Act 2020, you have the right to access, correct, or delete any personal information we hold about you. Contact us at support@cohesionengine.app.

8. Contact

Big Dig Energy Limited
trading as Sandbox HQ
New Zealand
support@cohesionengine.app