Privacy Policy

Last Updated: November 25, 2025

1. Introduction

Zync Wallet ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how we handle your information when you use our browser extension wallet for Zcash.

Important: Zync Wallet is a non-custodial wallet. We do not have access to your private keys, seed phrases, or funds at any time.

2. Information We Collect

2.1 Information You Provide

• Wallet Data: Your encrypted wallet data (seed phrase, private keys) is stored locally on your device only
• Passwords: Used only locally to encrypt/decrypt your wallet data
• Transaction Data: Transaction history is fetched from public blockchain APIs

2.2 Information We Do NOT Collect

• We do not collect your seed phrases or private keys
• We do not track your wallet addresses
• We do not collect personal identification information
• We do not use analytics or tracking tools
• We do not sell or share your data with third parties

3. How We Use Information

All wallet data is processed locally on your device:

• Seed phrases and private keys are encrypted using your password
• Encrypted data is stored in your browser's local storage
• Blockchain data is fetched from public APIs to display your balance and transactions

4. Data Storage

Local Storage Only:

• All sensitive data is stored locally in your browser
• Encrypted wallet data remains on your device
• We do not have servers that store user data
• Clearing browser data will remove your wallet (make sure you have your backup!)

5. Third-Party Services

Zync Wallet interacts with the following third-party services:

• Blockchain APIs: To fetch balance, transactions, and broadcast transactions
• Price APIs: To display ZEC price in USD (Binance API)
• These services may have their own privacy policies

6. Security

We implement security measures to protect your wallet:

• Password-based encryption for seed phrases
• Session-based unlocking
• Auto-lock features
• No transmission of private keys over the network

Your Responsibility: Keep your seed phrase secure. Anyone with access to your seed phrase can control your funds.

7. Your Rights

As a non-custodial wallet:

• You have full control over your wallet data
• You can export or delete your wallet anytime
• You can uninstall the extension to remove all local data

8. Children's Privacy

Zync Wallet is not intended for users under 18 years of age. We do not knowingly collect information from children.

9. Changes to This Policy

We may update this Privacy Policy from time to time. The updated version will be indicated by an updated "Last Updated" date. We encourage you to review this Privacy Policy periodically.

10. Contact Us

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

• Twitter: @0xShinno

11. Disclaimer

Use At Your Own Risk: Cryptocurrency wallets involve risks. You are solely responsible for securing your seed phrase and managing your funds. We are not liable for any loss of funds due to user error, loss of seed phrase, or other factors.