Keep your AI conversations private
Anonymise any sensitive text with one click before sending your prompts
Restore original names and data from AI responses with another click
Transform sensitive text into anonymous data in just one click using AI-powered entity recognition, while maintaining full context for AI tools.
Deanonymise AI responses with another click to restore original data.
What you can do with NICH
- Write emails safely with ChatGPT or DeepSeek
- Get AI help without revealing confidential data
- Anonymise your prompts in one click
- Process sensitive customer data
- Draft contracts with AI assistance
- Analyze private medical records
Smart protection for your sensitive data
Smart detection
- Names and personal details
- Company information
- Emails and phone numbers
- Addresses and locations
- Custom data masking
Privacy first
- 100% browser-based processing
- No cloud storage
- Data never leaves your computer
Perfect For
- Email drafting with AI
- Customer support teams
- Medical professionals
- Legal document processing
- HR & recruitment teams
Your data stays on your device
Free and open for everyone