Privacy Policy

Last updated: December 20, 2025

Versão em Português

Summary: ZeroZapp does NOT collect, store, or transmit your WhatsApp messages. All processing happens locally in your browser.

1. Data We Collect

We do NOT collect your messages. ZeroZapp processes everything locally in your browser. We have no access to your conversations, contacts, or media.

The only data we collect is:

  • Email address (for license management)
  • Payment information (processed by Stripe, we don't store card details)

2. How the Extension Works

ZeroZapp is a Chrome extension that enhances WhatsApp Web with productivity features:

  • Audio Transcription: Audio files are sent directly to OpenAI using YOUR API key. We never see or store these files.
  • AI Summaries: Message content is sent directly to OpenAI using YOUR API key. We never see or store your messages.
  • Scheduled Messages: Stored locally in your browser using Chrome's storage API.
  • Privacy Mode: Blurs messages locally. No data leaves your browser.
  • Favorites/Blocked: Stored locally in your browser.

3. Third-Party Services

The extension communicates with:

  • OpenAI API: For AI features (transcription, summaries). Uses YOUR API key. Subject to OpenAI's Privacy Policy.
  • ExtensionPay/Stripe: For payment processing. Subject to Stripe's Privacy Policy.
  • zerozapp.com: Only for version checking (no personal data sent).

4. Permissions Explained

The extension requests these permissions:

  • storage: Save your preferences locally
  • sidePanel: Display the extension interface
  • alarms: Enable scheduled message reminders
  • tabs/activeTab: Detect WhatsApp Web tab
  • scripting: Inject productivity features into WhatsApp Web
  • webRequest: Capture audio URLs for transcription (read-only, no modification)
  • Host permissions: Access WhatsApp Web, OpenAI API, and WhatsApp CDN for audio files

5. Local Storage

All settings and preferences are stored locally in your browser using chrome.storage. This includes:

  • Your OpenAI API key (encrypted)
  • Scheduled conversations
  • Favorite and blocked contacts
  • Extension preferences

You can clear this data anytime by removing the extension or clearing extension data in Chrome settings.

6. Data Security

We implement industry-standard security measures:

  • HTTPS for all communications
  • No server-side storage of user content
  • API keys stored locally and never transmitted to our servers
  • Compliance with Chrome Web Store security policies

7. Your Rights

You have the right to:

  • Access your personal data (email, purchase records)
  • Request deletion of your account
  • Export your local extension data
  • Opt-out of marketing communications

8. Children's Privacy

ZeroZapp is not intended for users under 13 years of age. We do not knowingly collect data from children.

9. Changes to This Policy

We may update this policy from time to time. Significant changes will be communicated via email or in-app notification.

10. Contact Us

For privacy questions or to exercise your rights: