Privacy Policy - Crypto Position Sizer Chrome Extension

Last Updated:

1. Overview

Crypto Position Sizer ("the Extension") is committed to protecting your privacy. This Privacy Policy explains what information we collect, how we use it, and your rights regarding your personal data.

2. Data Collection

We do NOT collect any personal data. The Extension operates entirely locally on your device.

The Extension does NOT:

Collect personally identifiable information
Track your browsing history or activity
Access your personal files or documents
Read your passwords or sensitive information
Share any data with third parties
Use analytics or tracking software

3. Local Storage

The Extension uses Chrome's local storage to save:

Your account balance settings
Risk percentage preferences
Favorite cryptocurrency pairs
Custom stop-loss configurations
Theme and display preferences

Important: All this data is stored locally on your computer and never transmitted to any server.

4. External API Access

The Extension accesses:

Binance Public API (api.binance.com): To fetch current cryptocurrency prices

This access is:

Read-only (no data sent to Binance)
Using public endpoints only
No authentication required
No personal data exchanged

5. Permissions Used

"storage": Used only to save your settings locally on your device
"host_permissions" (api.binance.com): Used only to fetch public market data

6. Third-Party Services

The Extension does not integrate with any third-party services except for:

Binance API for price data (public, read-only)
No Google Analytics, Facebook pixels, or other trackers
No advertising networks
No data brokers

7. Data Security

Since no data is collected or transmitted, there is:

No risk of data breaches
No server-side storage
No database to secure
No data transmission to protect

All your settings remain encrypted in Chrome's local storage on your own device.

8. Children's Privacy

The Extension is not directed at children under 13 or anyone below age 21, and we do not knowingly collect any information from children.

9. Changes to This Policy

If we ever change our privacy practices (we currently collect nothing), we will update this policy and notify users through the Chrome Web Store listing.

10. Your Rights

Since we collect no data, you have:

Nothing to access, correct, or delete
No need to opt-out of data collection
No subscriptions to cancel

You can completely remove all extension data by uninstalling the Extension.

11. Contact Information

For privacy-related questions:

• GitHub Repository: View on GitHub

• Chrome Web Store: Check the extension listing for contact options

Note: This is an open-source project. You can review the source code to verify our privacy claims.

12. Open Source Verification

This Extension's source code is available for review. You can verify that:

No data collection code exists
All storage is local only
Only Binance API is accessed (for public price data)