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Everywhere you are. Nowhere else.

Native apps for Mac, Windows, Linux, Android, and iOS. Same encrypted sync across all of them. Your data lives on your devices — all of them, only them.

Native everywhere, private everywhere

PrivStack builds native apps for every platform. Fast, efficient, and consistent. Your data syncs seamlessly between all your devices.

Platform lock-in or privacy trade-offs

Web apps are convenient but require trusting a server. Electron apps are slow and resource-hungry. Platform-specific apps leave you locked in.

What You Get

  • Native macOS app (Intel + Apple Silicon)
  • Native Windows app (x64 + ARM)
  • Native Linux app (.deb)
  • Native Android app
  • Native iOS app
  • Same features on every platform
  • Platform-specific optimizations
  • No Electron — truly native

Explore Features

Notes Tasks Calendar Journal Encrypted Files Code Snippets RSS Reader Contacts & CRM Knowledge Graph P2P Sync Cloud Sync Encryption Budget & Finance Email Habits Duncan AI Assistant Cross-Platform Command Palettes Cross-Linking Workspaces Data & SQL

Ready to get started?

Try PrivStack free for 7 days. Your data stays on your devices.

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End-to-end encrypted Works offline No account required