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Undetectable by Design.

Native-Level Integration. Minimal System Footprint.

Native Integration at the OS Layer

GhostApp by TsarChat.com operates as a process running at the operating system layer rather than a browser extension or web application, isolating it completely from your browser's DOM and your meeting tabs. Built by an elite team of Ex-Big Tech engineers, it is engineered for absolute operational security.

The desktop client achieves top-tier stealth by leveraging sophisticated, native window-display-affinity APIs—specifically SetWindowDisplayAffinity (with WDA_EXCLUDEFROMCAPTURE) on Windows and deep CoreGraphics window-sharing exclusion mechanisms on macOS. These techniques instruct the compositor to explicitly drop the application UI from generic frame buffers used by common recording and screen-share tools, rendering it virtually invisible. Note that while we provide the best stealth capabilities on the market, we do not and cannot warrant that the application is or will remain undetectable by any specific third-party monitoring tool, proctoring service, or endpoint-management agent. You are responsible for complying with the rules and Terms of Service of every platform on which you run the Service.

Data Privacy & Encryption

Your career is on the line, and so is your data. GhostApp by TsarChat.com ensures end-to-end encryption for all communications between the native app and our routing servers. We do not store your meeting audio, screenshots, or generated code after your session ends. Your prompts are strictly used for generating immediate responses and are never used to train our models or shared with third parties.

Secure Connections & Local Execution

GhostApp by TsarChat.com relies on robust WebSocket connections with TLS 1.3 to guarantee minimal latency while maximizing security against man-in-the-middle attacks. For certain features, GhostApp by TsarChat.com leverages local execution on your machine's neural engine, processing data strictly within your local environment to further minimize network footprint.

Your data never leaves your device — everything runs securely and privately on your local system. This local-first architecture is fundamentally why our app is superior and more secure than cloud-reliant alternatives.

Engineering Approach

Designed with security best practices including BYOK API key handling, OS-keychain credential storage, encryption in transit (TLS 1.3) and at rest, and a minimal-network-footprint architecture. The Service is provided AS-IS and AS-AVAILABLE — see our Terms of Service and Privacy Policy for full disclosure.

TsarChat GhostApp dev

TsarChat builds GhostApp, an undetectable native meeting copilot designed for privacy and minimal system footprint, with separate native apps for Mac & Windows.

Use only for lawful purposes. You are solely responsible for complying with all applicable recording, wiretapping, and privacy laws (including all-party-consent statutes), and with any employer policy, school honor code, examination terms, NDA, proctoring agreement, or third-party platform Terms of Service that applies to you. The Service is not intended for use in violation of any of those rules. See the Terms of Service for details.

© 2026 A8 labs LLC, a Florida limited liability company doing business as Tsar App. All rights reserved.

Made with ❤️ in San Francisco, California