1. Introduction

Openloop Connect ("the App") is a companion application for Openloop hardware wallet, developed by Haudi Crypto, Inc. ("we", "us", or "our"). This Privacy Policy explains how we handle information when you use the App.

We are committed to protecting your privacy and ensuring the security of your cryptocurrency assets.

2. Information We Do NOT Collect

The App is designed with privacy as a core principle. We do NOT collect:

• Personal identification information (name, email, phone number)
• Wallet addresses or cryptocurrency balances
• Transaction history or details
• Private keys or seed phrases
• Location data
• Device identifiers for tracking purposes
• Usage analytics or behavioral data

3. Information Stored Locally

The following information is stored only on your device and is never transmitted to our servers:

• Device Registration: Information about registered Openloop hardware wallets (device identifiers for BLE connection)
• WalletConnect Sessions: Active session data for connected dApps
• App Preferences: Language settings and user preferences

This data is stored using your device's secure storage mechanisms and can be deleted at any time by uninstalling the App or clearing app data.

4. Bluetooth Communication

The App uses Bluetooth Low Energy (BLE) to communicate with your Openloop hardware wallet. This communication:

• Occurs only between your mobile device and your hardware wallet
• Is encrypted end-to-end
• Does not transmit any data to external servers

5. WalletConnect Protocol

When connecting to decentralized applications (dApps) via WalletConnect:

• Communication is relayed through WalletConnect's relay servers
• All messages are end-to-end encrypted
• We do not have access to the content of these communications
• Session data is stored locally on your device

For information about WalletConnect's data practices, please refer to WalletConnect's Privacy Policy.

6. Third-Party Services

The App may interact with third-party services:

• WalletConnect: For dApp connectivity (see their privacy policy)
• Blockchain Networks: For transaction broadcasting (public blockchains)

We encourage you to review the privacy policies of these third-party services.

7. Data Security

We implement security measures including:

• End-to-end encryption for all communications
• Secure local storage using platform-provided encryption
• No server-side data storage of user information
• Hardware wallet verification for all sensitive operations

8. Children's Privacy

The App is not intended for use by children under the age of 18. We do not knowingly collect any information from children.

9. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify users of any material changes by updating the "Last Updated" date at the top of this policy.

10. Contact Us

If you have any questions about this Privacy Policy, please contact us at:

Haudi Crypto, Inc.
Email: support@crypto.haudi.jp