LightPDF is a PDF tool for editing, converting, annotating, signing, organizing, and chatting with documents.
Alternatives to ChatPDF
ChatPDF centers on conversation with documents: it summarizes PDFs, answers questions, and links answers back to PDF references. It can handle files in any language and chat in any language, keep several PDFs in one conversation, and accept Word, PowerPoint, Markdown, and text alongside PDFs. Users can share documents through links and manage access, while its site says files are encrypted in transit and storage and can be deleted by the user. The free plan allows two…
Unstract is a document processing platform that extracts structured data from unstructured documents and automates document workflows.
AskYourPDF lets users chat with documents for answers and summaries, embed an AI agent on a website, and fill PDF forms using supplied data.
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SciSpace
SciSpace is a platform for discovering, analyzing, and writing scientific literature.
Free planAndroidiOSWebAPI8.1From $96 a year - 5

Amazon Textract AnalyzeExpense
Amazon Textract AnalyzeExpense extracts financial information from invoices and receipts for use in downstream applications.
Free planWebAPISelf-hosted7.6From $0.01 a month - 6
Scholarcy
Scholarcy turns research material into interactive summary flashcards that highlight key information and provide context.
Free planWebAPIExtension7.5From $90 a year - 7

PDF.chat
PDF.chat lets users upload documents, ask questions, and receive answers tied to exact pages in over 100 languages.
Free planWebAPI7.4From $48 a year - 8

Reducto
Reducto turns documents into structured data with citations through parsing, extraction, splitting, classification, and editing.
Free planWebAPILinuxmacOS7.4Free plan - 9
Veryfi API
Veryfi API turns documents into structured data using RESTful APIs and SDKs that output JSON.
Free planAndroidiOSWebAPI7.4From $500 a month - 10
Rossum AP Automation
Rossum AP Automation handles invoice-processing work for finance operations, including data entry, matching, validation, coding, approvals and posting to a target system.
WebAPI7.2From $18,000 a year - 11

docAnalyzer
docAnalyzer is an AI workspace for analyzing documents and creating new deliverables grounded in their contents.
Free planWebAPI6.8From $8 a month - 12

Explainpaper
Free planWeb6.8From $16 a month - 136.8From $49 a month
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LandingAI Agentic Document Extraction
LandingAI Agentic Document Extraction converts documents into structured data for downstream workflows, with Parse and Extract functions for…
Free planWebAPISelf-hosted6.8From $250 a month - 15

Sharly AI
Sharly AI is a web-based workspace for summarizing, checking and collaborating on research documents.
Free planWeb6.8Free plan - 16

Avidnote
Avidnote is a web-based AI platform for researchers, combining tools for writing, reading, and analyzing research.
Free planWeb6.7From $19 a month - 17

Azure AI Speech
Free planWebAPISelf-hosted6.7Free plan - 18
LlamaParse
LlamaParse converts complex documents into structured data for AI workflows, handling layouts, tables, charts, handwriting, checkboxes, and images.
Free planWebAPISelf-hosted6.7From $50 a month - 19
PDF Summarizer
PDF Summarizer is a web service that uses AI to summarize, search and translate documents in more than 90 languages.
Free planWeb6.7From $12 a month - 20
pdfAssistant.ai
pdfAssistant.ai is a web-based, no-code PDF platform that converts natural-language requests into reusable workflows for batch document processing.
Free planWeb6.7From $83.88 a year - 21

Myreader
Myreader is a web-based AI reading assistant that can answer questions about books, PDFs, documents, article links, and YouTube videos, as well as…
Free planWeb6.6From $7.50 a month - 22
Rewind PDF Tools
Rewind PDF Tools lets users ask questions about PDF content, including clauses, numbers, and tables, or request a plain-language summary.
Free planWebAPI6.6From $5 a month - 23

ChatDOC
ChatDOC lets users work with document content through natural-language conversations.
Free planWebAPI6.5From $89.90 a year - 246.4From $599 a month
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Docling
Docling converts documents into structured data for AI workflows.
Free planAPILinuxmacOSSelf-hosted6.3Free plan - 26
Leitor.AI
Free planWeb6.1Free plan - 27
Nanonets Document Intelligence
Nanonets Document Intelligence reads documents such as invoices, purchase orders, claims, and contracts, then returns structured data for agent-ready workflows.
Free planWebAPISelf-hosted6.1Free plan - 28
Google Cloud Document AI Invoice Parser
Google Cloud Document AI Invoice Parser converts invoices into structured fields through OCR and entity extraction.
WebAPI6.0$0.10 one-time - 29

Collate
Collate is a free Mac app for reading, organizing, and working through PDF documents.
Free planmacOS5.9Free plan

