Shortlist by what you need
Start here if you know why you are leaving PDFGPT.
Want the closest match?
AI PDF Reader & SummarizerMost similar to PDFGPT in what it does, its category and its price.
Visit (opens AI PDF Reader & Summarizer in a new tab)Need a free plan?
PDF.aiHas a free plan, rated 4.2 out of 5.
Visit (opens PDF.ai in a new tab)Want the lowest price?
FileGPTFrom $8.33/mo, the lowest starting price here.
Visit (opens FileGPT in a new tab)Want the best rated?
PDNobRated 3.8 out of 5 in our review, against 3.8 for PDFGPT.
Visit (opens PDNob in a new tab)
At a glance
Green means better than PDFGPT, red means worse. Prices are starting prices per month.
| Tool | Our rating | Starts at | Free plan | Best for | Compare |
|---|---|---|---|---|---|
 PDFGPTBaseline | 3.8 | Free | Yes | Free AI tool that turns PDFs into a chat interface for summaries, translation, and Q&A. | |
| AI PDF Reader & Summarizer | 3.5−0.3 | Free | Yes | Chat with a PDF (or DOCX, PPTX, EPUB) in any language, free with no account and no usage limit. | vs PDFGPT |
 PDFFly | 3.5−0.3 | Free | Yes | Free PDF summarisation and chat with no sign-up required. | vs PDFGPT |
| PDNob | 3.8Same | $65/mo | Yes | A CMMI Level 5-certified company's PDF editor, reached through its own SEO doorway domain. | vs PDFGPT |
 Docalysis | 3.6−0.2 | $14/mo | Yes | AI chat tool for PDF documents that answers questions from uploaded files, with a free plan and an API. | vs PDFGPT |
| FileGPT | 3.6−0.2 | $8.33/mo | No | Query PDFs, audio, video and YouTube together in one conversation. | vs PDFGPT |
 Documind | 3.7−0.1 | Not listed | No | Question answering across uploaded PDFs, with chatbots trained on a document set. | vs PDFGPT |
| PDF.ai | 4.2+0.4 | $17/mo | Yes | Chat-based PDF assistant and API for parsing, extracting, and splitting document data. | vs PDFGPT |
 UniJump | 3.4−0.4 | Free | Yes | Cmd+J anywhere on the web to summarize the page, rewrite a sentence, or translate on the spot - free, open source, no signup, stores no personal data. | vs PDFGPT |
The alternatives in detail
In order of how closely each one matches PDFGPT.
AI PDF Reader & Summarizer
3.5Free
vs PDFGPT−0.3
Chat with a PDF (or DOCX, PPTX, EPUB) in any language, free with no account and no usage limit.
- Instant document summarization with the original kept visible
- Chat interface for asking questions about uploaded content
- OCR support for scanned and photographed documents
Completely free with no account or stated usage limit
No stated business model for a free document-processing service - avoid uploading sensitive files
PDFFly
3.5Free
vs PDFGPT−0.3
Free PDF summarisation and chat with no sign-up required.
- PDF summarisation with no sign-up required
- Conversational questioning of document contents
- Part of a wider suite of PDF utilities
No account requirement removes friction for one-off documents
Confidential documents warrant caution on a no-account service
PDNob
3.8$65/mo
vs PDFGPTSame
A CMMI Level 5-certified company's PDF editor, reached through its own SEO doorway domain.
- Full PDF editing, conversion and annotation toolkit
- AI-assisted summarisation and translation
- OCR for scanned documents
Built by an established company with real, checkable certifications
Reached via an SEO doorway domain (tenorshare.ai) rather than its own name
Docalysis
3.6$14/mo
vs PDFGPT−0.2
AI chat tool for PDF documents that answers questions from uploaded files, with a free plan and an API.
- Chat-based Q&A over uploaded PDF documents
- Multi-file chat across several documents at once
- Batch mode, an embeddable widget and an API
A named, experienced founder and a specific company location
No stated retention or deletion policy for uploaded files
FileGPT
3.6$8.33/mo
vs PDFGPT−0.2
Query PDFs, audio, video and YouTube together in one conversation.
- Chat across PDFs, docs, audio, video and YouTube
- Cross-source querying over several files at once
- Long text support for large documents
Queries several sources at once instead of one file at a time
No company or legal entity named; support is a Gmail address
Documind
3.7Not listed
vs PDFGPT−0.1
Question answering across uploaded PDFs, with chatbots trained on a document set.
- Question answering over uploaded PDFs
- Document summarising
- Chatbots trained on a document collection
Works across a document set, not one file at a time
Answers need checking against the source text
PDF.ai
4.2$17/mo
vs PDFGPT+0.4
Chat-based PDF assistant and API for parsing, extracting, and splitting document data.
- Chat interface for asking questions and getting summaries from a PDF
- API for programmatic PDF parsing, extraction, and splitting
- Bootstrapped growth past 350,000 users without outside funding
Proven bootstrapped success with real, disclosed revenue figures
Origins as an acquired weekend project mean the underlying codebase is not purpose-built from scratch
UniJump
3.4Free
vs PDFGPT−0.4
Cmd+J anywhere on the web to summarize the page, rewrite a sentence, or translate on the spot - free, open source, no signup, stores no personal data.
- In-page AI chat access via keyboard shortcut or widget
- Text summarization and paraphrasing
- Sentence completion suggestions
Open-source code lets anyone verify its no-data-collection claim directly
Chrome-only currently, no support for other browsers
FAQ
Questions people ask
Is PDFGPT free?
PDFGPT has a free plan.
What is the best free alternative to PDFGPT?
PDF.ai is the highest-rated alternative here with a free plan (4.2 out of 5). Other free options: PDNob, Docalysis, AI PDF Reader & Summarizer.
What is the cheapest alternative to PDFGPT?
Among paid plans, FileGPT has the lowest starting price (from $8.33/mo). If you need it free, start with PDF.ai.
How did you pick these alternatives?
We match tools on what they do, their category and their price, using the details in our directory. Ratings come from our reviews and reader reviews.