Smallpdf
Free AI Chat with PDF tool to ask questions and get summaries from PDFs, Office files, and scanned documents—no registration required.
- Freemium
- Web, iOS, Android, Windows, macOS, Chrome Extension
- Free plan available
- No credit card

What is Smallpdf?
Smallpdf is a web-based PDF platform whose free Chat with PDF tool uses AI to answer questions about uploaded documents. Users can upload PDFs, Word, Excel, PowerPoint, and image files (including scanned or handwritten content via OCR) and ask questions, generate summaries, and extract information across multiple languages. No registration or installation is required, files are encrypted in transit and auto-deleted after one hour, and the service is GDPR-compliant and ISO/IEC 27001 certified. Chat with PDF is part of the broader Smallpdf suite of PDF conversion, editing, e-signing, merging, and compression tools.
Key features
AI Chat with PDF for conversational document Q&A
Automatic summarization of long documents
Supports PDF, Word, Excel, PowerPoint, and image (PNG/JPG) uploads
OCR handling of scanned and handwritten content
Multilingual question answering
Part of a full PDF suite
convert, edit, e-sign, merge, split, compress
Pros & cons
Advantages
- Free to use with no registration or installation required
- Handles many file types plus scanned/handwritten docs via OCR and multiple languages
- Backed by an established PDF platform with GDPR compliance and ISO/IEC 27001 certification
Limitations
- Chat with PDF is one feature within a broad PDF suite rather than a dedicated standalone chat app
- Unlimited use of the wider Smallpdf toolset requires a paid Pro subscription after a 7-day trial
- Files auto-delete after one hour, so there is no persistent document library or saved chat history
- No public affiliate program available
Use cases
Asking questions about contracts and legal documents
Summarizing research reports and lengthy PDFs
Extracting information from academic or study materials
Querying scanned or handwritten documents
Ready to try Smallpdf?
Get started with Smallpdf
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- Free plan available
- No credit card