
ChatPDF
8.2#1 in ai pdf toolsFrom $89.99 a yearFree planAndroidiOSWebAPI
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ChatPDF suits students, researchers, and professionals who need to ask questions about or summarize document collections. Its citations, file-sharing controls, and API may also suit people building document-based workflows.
Chonvy suits students and researchers who want to navigate PDFs and check AI answers against cited passages. Labs and classrooms needing higher volume can contact the company.