What you can do with it
A diagramming workspace for technical documentation, with AI-assisted generation of architecture diagrams and flowcharts.
What’s included for free
The free plan includes a limited AI-generation allowance and workspace restrictions. More AI usage and advanced collaboration require paid access.
Check the allowance carefully. This label does not promise recurring credits.
Official sources
The official pages used to check this listing.
Free planAskYourPDF
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Free planChatPDF
ChatPDF lets you upload a PDF and ask questions about its contents in a conversational interface. It is useful for finding a passage, understanding a document or getting an initial summary. The free service can be started without an account, while registering adds conveniences such as saved history and multi-document conversations.
Free planFathom
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