Your private data stays private
You use AI every day. ChatGPT, Gemini, Claude, Copilot — they're incredible tools. But every time you paste sensitive data into a chat, you risk exposing it. NoHack stops that.
Free · Notarized by Apple · macOS 13+
Auto-Detection
Watches for sensitive data patterns like API keys, secrets, and credentials as you type or paste into any browser or AI tool.
Instant Masking
Automatically replaces your secrets with context-aware, safe placeholders. The AI gets the structure without seeing your actual data.
Silent Restore
When you copy code or responses back from the AI, NoHack intelligently restores your real data so it's ready to use locally.
Vision & Roadmap
We're building the future of privacy-first AI interaction.
API Key Protection
Supports OpenAI, AWS, Stripe, and 50+ more.
Personal Data Shield
Mask emails, phone numbers, and addresses.
Document Scanner
Scan PDF/Text uploads for hidden secrets.
Browser Integration
Deep extensions for Safari, Chrome, and Firefox.
Privacy Dashboard
Detailed audit logs of what was blocked and when.
Windows & Linux
Cross-platform support, everywhere you use AI.
Nothing leaves your Mac
macOS Keychain
Sensitive mapping is stored exclusively in your system's secure enclave.
100% Offline
Scanning and replacement happens on-device. No external API calls are ever made.
No Telemetry
We don't track your usage, your chats, or your data. We don't even have a database.
Ready to secure your AI workflow?
Join privacy-conscious AI users protecting their data with NoHack.