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Search Your Documents With AI.
Privately. On Your Device.

Upload PDFs, Word files, notes โ€” ask questions in plain English โ€” get AI answers with source citations. Nothing is uploaded to any cloud. All processing happens in your browser.

๐Ÿš€ Try It Free in Your Browser โ†’
No credit cardยทNo installationยท100% localยทWorks offline

The Problem With Most AI Document Tools

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Your files get uploaded

Most AI document tools require you to upload files to their servers. Your contracts, research, medical records โ€” now sitting on someone else's cloud.

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Your data trains their AI

Many services use uploaded documents to improve their models. Your proprietary information could leak into future AI outputs.

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Compliance nightmare

GDPR. HIPAA. Attorney-client privilege. NDAs. Uploading sensitive documents to third-party AI tools violates compliance requirements.

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Useless without internet

Cloud-based tools stop working when you're offline. On a plane? In a secure facility? At a remote site? No access to your own documents.

How Private AI Document Search Works

1

Drag in your files

PDFs, Word docs, Markdown, text. Up to 500MB+ per file. 40+ languages supported.

2

Browser builds the index

All processing happens locally via Web Workers. Your files never leave your device. Works offline.

3

Ask, get answers

Ask questions in natural language. AI finds relevant passages and generates answers with clickable source citations.

What You Get

โœ“ AI Q&A over your documents โ€” Ask anything, get answers grounded in your files with citations
โœ“ 100% local storage โ€” Documents live in your browser's IndexedDB. No cloud. No servers.
โœ“ Works offline โ€” Index and search without internet. AI synthesis needs connectivity but raw data stays local.
โœ“ Never trains on your data โ€” Only anonymized, minimal context is sent for AI processing. Nothing is stored.
โœ“ 40+ languages โ€” Multilingual tokenization and search. Ask in one language, find answers in another.
โœ“ 20,000+ documents โ€” Build massive knowledge bases. Not limited to 50 sources.
โœ“ Rich editor included โ€” Markdown + WYSIWYG. LaTeX, Mermaid diagrams, video embeds โ€” all in one place.
โœ“ AES-GCM encryption โ€” End-to-end encrypted exports. P2P sync without cloud intermediaries.

Turn your document pile into a searchable knowledge base.

No account needed. Open in your browser. Your data stays on your device โ€” always.

๐Ÿš€ Launch Free Playground โ†’

๐Ÿ“Š Compare NoteRich vs NotebookLM โ†’