DocumentExplainer — The AI PDF Explainer for Complex Documents

DocumentExplainer is an AI PDF explainer that lets you highlight any sentence in your document and get a streaming explanation. Ask follow-up questions in a built-in chat. Upload research papers, legal contracts, or any PDF — understand complex text in seconds, free.

Features

Streaming Explanations - Get real-time AI explanations as they're generated.
Follow-up Chat - Ask follow-up questions without re-selecting text.
Multi-Language Support - Get explanations in 26 languages.
Secure and Private - Documents are processed securely over HTTPS.
Free to Try - Try a sample PDF with no sign-up. Sign in with Google to upload your own.

Frequently Asked Questions

What types of documents work best?: PDF documents are supported. It works great for academic papers, technical manuals, legal agreements, and any text-heavy document.
Is my data secure?: Absolutely. We process your document in memory and never save it. All data is transferred over SSL.

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An AI patent-filing chat-assistant for researchers.

Patent claims are intentionally broad and abstract. DocumentExplainer helps researchers chat about patent filings quickly and confidently.

How It Works

1. Upload: Drop your utility patents, provisional applications, or any patent-filing PDF into the app.
2. Highlight: Select the section you want to chat about. It could be a single sentence or an entire page.
3. Understand: Get a clear, AI-generated answer. Click "Simplify further" if needed.

Frequently Asked Questions

What types of patent filings does DocumentExplainer support?

DocumentExplainer works with any patent-filing PDF that contains selectable text — including utility patents, provisional applications, office actions, patent claims, and more. Simply upload and highlight the sections you want to chat about.

Is this a replacement for a professional lawyer?

No. DocumentExplainer provides AI-generated answers to help you understand patent filings, but it is not a substitute for professional advice. Always consult a qualified professional for important decisions.

Is my patent-filing kept private?

Yes. Your document is processed in memory and never saved to our servers. All data is transferred over encrypted SSL connections. We do not use your documents to train AI models.

Can I chat about patent filings in other languages?

Absolutely. Upload patent filings in any language and receive explanations in your choice of 26 supported languages — perfect for researchers working with international documents.

How accurate are the AI answers?

DocumentExplainer uses advanced AI models (GPT-3.5 Turbo) to provide high-quality answers. While the AI is highly capable, we always recommend verifying critical information with a qualified professional, especially for patent filings that affect legal or financial decisions.

Try DocumentExplainer free — no sign-up required