Is PDF.chat free to use?

Yes. You can upload a PDF and start chatting with no signup. Create a free account for more questions each month, or upgrade for larger documents, multi-document chat, the highest-accuracy AI models, and API access.

What file types and languages are supported?

PDFs of every kind, plus Word, PowerPoint, text files, and images, in over 100 languages including CJK, Arabic, Cyrillic and Indic scripts. Scanned PDFs are read with OCR first.

Can it handle tables and math?

Yes. PDF.chat understands tables and equations so you can ask about figures, totals and formulas, and you can export tables as Markdown or CSV and equations as LaTeX.

What output formats can I download?

Plain text, Markdown, Word (DOCX), searchable PDF, CSV, and JSON, plus copy to clipboard.

Are my files private?

Files are processed only to answer your questions and deleted automatically. We never sell or share your documents, and we don't train on them.

Can it read handwriting?

Yes. The premium AI engine reads handwritten notes, forms, and mixed printed and handwritten pages so you can chat with them, and every answer cites the page so you can check it against your original.

Can I chat with long PDFs and large files?

Yes. PDF.chat indexes long documents and retrieves the most relevant pages for each question, so it works on hundred-page reports and books. Larger documents process in the background.

How much does it cost?

There is a free tier you can use without signing up. Paid plans start at $5/month and add more pages, multi-document chat, the highest-accuracy AI models, and API access. One page of a document equals one page.

How is PDF.chat different from other PDF chat tools?

It grounds every answer in your document and cites the exact page so you can verify it, pairs a fast engine for everyday questions with a premium AI engine for hard documents, shows the original beside your conversation, and reads scanned PDFs with OCR.

Can I verify the answers against the original?

Yes. The workspace shows your original document beside the chat, and every answer cites the page it came from. Click a citation and the page scrolls into view with the passage highlighted.

Do I need to install anything?

No. PDF.chat runs entirely in your browser. Upload a PDF and start chatting, with nothing to download or install.

Is there an API for developers?

Yes. A REST API lets you upload a document and chat with it programmatically, getting back answers with page citations, and can also process documents into text, Markdown, tables, and JSON.

Can it answer questions about charts and images?

Yes. The premium AI engine reads charts, diagrams, and images inside your PDF, so you can ask what a figure shows, summarize a chart, or pull numbers out of a graph, all cited to the page.

I-PDF.chat

PDF.chat ikuvumela ukuthi ulayishe noma yisiphi i-PDF noma idokhumende kanye ne-chat nayo — ubuza imibuzo futhi uthole izimpendulo ngokushesha, ngayinye ibhalwe kukhasi elifanele, ngezinhlobo ezingaphezu kuka-100.

Ukuthola impendulo efakwe kudokhumende olude kunzima, futhi ingxenye enkulu yezinto ze-AI ziphendula kusuka engqondweni futhi zilungisa izinto. Sikhiphe i-PDF.chat ukuxazulula lokhu: yonke impendulo ibekwe kudokhumende lakho futhi ichaza ikhasi elivela kuyo, ngakho ungachofoza noma yisiphi isixhumanisi futhi uqinisekise lokho wena. Injini ekhawulelwe iphatha imibuzo yansuku zonke, futhi i-premium AI injini iphatha amadokhumende anzima kakhulu.

Akukho ubhaliso lokuzama, ama-limits akhululekile, amadokhumende angaphezu kuka-chat, okubhaliwe okuboniswa ngakwesokudla kokuxhumana kwakho, kanye ne-API elula yabathuthukisi.

Indlela i-PDF.chat esebenza ngayo

Ukuxhumana kwakho kuqhutshwa yimodeli ye-AI ehamba phambili - iClaude, i-GPT, i-Gemini neminye - futhi ku-Pro ungawalinganisa ngakwesobunxele nakwesokudla kumbuzo owodwa. Ukufunda amadokhumende akho siwukwakha ngomthombo ovulekile ongcono kakhulu: ama-PDFs edijithali ahlukaniswa ngokushesha, futhi amakhasi ascanwe afundwa ngamamodeli we-OCR esiwasebenzisa ezindaweni zethu zokwakha. Engxenyeni ephezulu sifaka i-layer eyenza kube yiqiniso - ukubuyiselwa kwamadokhumende ade, ukuphawula kwekhasi le-level, nokufundwa kwe-side-by-side.

PaddleOCR (PP-OCRv6) Apache-2.0
Ifunda amakhasi ashicilelwe futhi athweswe izithombe ukuze uxoxe namadokhumende ephepha. Isebenza kahle kumatekisi aphrintiwe kuma-languages angama-100+ nge-language ngayinye imodeli ye-Latin, CJK, Arabic, Cyrillic ne-Indian scripts.
PaddleOCR-VL & DeepSeek-OCR umsuka ovulekile
I-Open vision-language models efunda ukudweba ngesandla, ama-mathematics kanye ne-complex layouts, ngakho-ke ngisho namakhasi axhunywe ngokucophelela azoba yi-chattable. Sisebenzisa lezi modeli ze-OCR ku-infrastructure yethu.
PyMuPDF umsuka ovulekile
Ifunda umbhalo we-PDFs digital ngokuzenzakalela futhi ngaphandle kokulahlekelwa, ngakho-ke i-PDFs ehlanzekile ilungele u-chat ngokuzenzakalela, futhi inikeza amakhasi axhunywe kumamodeli we-OCR.
python-docx & openpyxl umsuka ovulekile
Funda amadokhumende we-Word ngokuqondile (akukho OCR odingayo) ukuze ukwazi uku-chat ngazo, futhi ubhale i-Excel spreadsheets ebonakalayo uma uthumela ngaphandle amathebulethi.

Ukuma kumthombo ovulekile kusho ukuthi uthola ukuqonda okusezingeni eliphakeme okuqhubeka nokukhula ngeqembu, hhayi ibhokisi elimnyama. Siyabonga wonke umuntu owenza lezi zinhlelo.

Imibuzo ebuzwa kaningi

Yebo. Ungafaka i-PDF bese uqala ukuhlola i-chat ngaphandle kokubhalisa. Dala i-akhawunti emahhala yemibuzo eminingi ngenyanga, noma uthuthukise amadokhumende amakhulu, amadokhumende amaningi we-chat, amamodeli we-AI aphezulu, kanye nokungena kwe-API.

PDFs nganoma iyiphi inhlanganisela, plus Word, PowerPoint, amafayela umbhalo, kanye izithombe (PNG, JPG, WEBP, GIF, BMP, TIFF). Unga chat namadokhumende ngaphezu 100 izilimi, kufaka phakathi Latin, Chinese, Japanese, Korean, Arabic, Cyrillic, kanye Indic izikripthi, futhi ubuze imibuzo yakho ngesilimi sakho. Scanned PDFs zifundwa nge OCR kuqala.

Yebo. PDF.chat iqonda amathebula nama-equations kudokhumende lakho, ngakho ungabuza ngezithombe, izibalo, nefomula futhi uthole izimpendulo ezibhalwe phansi. Ungathumela ngaphandle amathebula njenge-Markdown noma i-CSV nama-equations njenge-LaTeX.

Umbhalo ojwayelekile, Markdown, Word (DOCX), i-PDF etholakele, CSV, ne-JSON, konke kusuka kusithombe-skrini semiphumela, kanye nokucofa okufanayo kokukopa kwibhodi lokucindezela.

Amafayela akho aphathwa kuphela ukuphendula imibuzo yakho futhi asuswa ngokuzenzakalela. Asithengi noma sihlukanisi amadokhumende akho, futhi asiqeqeshi ngazo.

Yebo. Injini yethu ye-AI ephakeme ifunda ama-notes abhalwe ngesandla, amafomu, namakhasi ashicilelwe ngokuxhuma kanye namakhasi abhalwe ngesandla, ngakho ungasebenzisa chat nawo. Ukubhala ngesandla okucacile kusebenza kahle, futhi impendulo ngayinye ichaza ikhasi ukuze ukwazi ukuyibheka ngokumelene ne-original yakho.

Yebo. PDF.chat ifaka amadokhumende ade futhi ithola amakhasi abalulekile kumbuzo ngamunye, ngakho isebenza kuma-reports wekhasi elinamakhulu, ama-textbooks nama-dockets. Amakhasi ane-text layer afundwa ngokushesha futhi amakhasi axhunywe kuphela ahamba nge-OCR, namadokhumende amakhulu aqhubekela phambili ezindaweni ezingaphambili ngenkathi ulinde.

Kukhona i-freeware esemthethweni ongayisebenzisa ngaphandle kokubhalisa. Ama-plans akhokhelwa aqala ku- $ 5 / ngenyanga futhi ahlanganise amakhasi amaningi, amadokhumende amaningi chat, amamodeli we-AI aphezulu, kanye nokungena kwe-API. Ukusetshenziswa kulinganiselwa kumakhasi, lapho ikhasi elinye ledokhumende lilingana nekhasi elinye.

Izinto eziningi ze-AI ziphendula kusuka engqondweni futhi zikhiqize izinto. PDF.chat ibeka impendulo ngayinye kudokhumende lakho futhi ichaza ikhasi elifanele, ngakho ungayiqinisekisi. Ihlanganisa i-engine ekhawulelwe ngezindaba zosuku ngalunye ne-premium AI engine yedokhumende anzima kakhulu, ibonisa okuyinhloko eduze kokuxhumana kwakho, futhi ifunda i-PDFs escanned nge-OCR ukuze ukwazi u-chat nabo.

Yebo. Indawo yokusebenzela ibonisa idokhumende lakho elisemthethweni ngakwesokudla ne-chat. Umbuzo ngamunye usho ikhasi elivela kulo - chofoza usho futhi ikhasi lizosakaza ukubuka ngengxenye ephawulwe, ngakho ungayihlola wena.

No. PDF.chat isebenza ngokuphelele kwi-browser yakho, faka nje i-PDF bese uqala i-chatting. Akukho okuzofakwa noma okuzolayishwe.

Yebo. I-REST API elula ikuvumela ukuthi ulayishe idokhumende futhi u-chat nge-programming, uthola impendulo ngekhasi lokuchaza. Ungasebenzisa futhi amadokhumende embhalweni, Markdown, amathebulethi, ne-JSON. Bona amadokhumende we-API ngemingwane.

Yebo. Injini yepremium AI ifunda ama-charts, ama-diagrammes, nama-images ngaphakathi kwe-PDF yakho, ngakho-ke ungabuza ukuthi yini ebonisa isithombe, ubeke isithombe, noma uthathe ama-amanani ngaphandle kwe-graph — konke okubhalwe kwikhasi.

Zama manje Xhumanisa nathi

I-PDF.chat

Indlela i-PDF.chat esebenza ngayo

Imibuzo ebuzwa kaningi

Ingabe i-PDF.chat ikhululekile ukuyisebenzisa?

Yini izinhlobo zefayela nezinhlamvu ezixhaswa?

Ingaphatha amathebulethi nama-matematics?

Yini amafomethi wesiphuzu lokuphuma angalanda?

Ingabe amafayela ami afihlakele?

Ingafunda kanjani ukubhala?

Ingabe ngingakwazi chat nge PDFs eside namafayela amakhulu?

Ingabe ibiza malini?

Indlela PDF.chat ezahlukene kusuka kwezinye PDF chat amathuluzi?

Ingabe ngizohlola izimpendulo ngezokuqala?

Ingabe ngidinga ukufaka noma yini?

Ingabe kune-API yabasebenzisi abathuthukisi?

Ingaba ingaphendula imibuzo mayelana nama-charts namasithombe?