Purpleoak Solutions Limited

Privacy Guardrails for ChatGPT, Claude, Gemini and Microsoft Copilot

🛡️ Signal Jammer helps you avoid sending sensitive data to AI tools by mistake. It intercepts prompts and attachments at the moment of sending, highlights risk, and lets you send a safer version instantly. Designed for fast-moving workflows where small mistakes can have real consequences. All checks run locally in your browser. No prompts or attachments are transmitted, stored, or logged. 🧩 Core Features • 🧠 Works on ChatGPT, Claude, Gemini and Microsoft Copilot • 👀 Real-time interception before sending • 📎 Detects sensitive text and attachments • ✨ “Send safely” with automatic masking • 🎛️ Adjustable detection strength (Gentle, Balanced, Strong) • 👥 Teams and admin foundations • 🪶 Lightweight Manifest V3 extension 🔐 Privacy & Data Use Signal Jammer does not transmit or store chat content or attachments. If you sign in, the extension uses cookies from app.signaljammer.ai only to sync preferences and team settings. These are not shared with third parties and are not used for advertising or tracking. Built by TrustLayer Labs.