The best alternatives to PDF to Chatbot are pdf.to.design, DopeDoc, and Doc2Link. If these 3 options don't work for you, we've listed a few more alternatives below.
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AssemblyAI— Speech-to-Text API with superhuman accuracy
The only Figma plugin that imports PDFs into Figma with editable text layers! Choose between importing your PDF as editable designs or pixel-perfect images. Extract images and text from your PDFs, collaborating on PDF documents directly in Figma!
A terminal based AI powered PDF reader that you can use to talk to your PDF and ask it question. Powered by GPT-3.5 Turbo. This product is mostly aimed towards programmers.
Upload your PDF get a shareable link for free. Doc2Link makes it super simple to upload any PDF file and get a short URL that you can share with anyone.