PDF.ai vs ChatPDF: Which is the best AI Tool to Chat with PDF?

Publish date

Nov 8, 2023

AI summary

Language

The ability to chat with your PDF documents has proven to be very helpful.

From increased comprehension and efficiency to more powerful collaboration, the opportunities are endless.

The use cases given to this application of ChatGPT are increasing as we speak.

Whether it’s worth using or not is no longer the question - with so many options available, the question becomes, “Which is the best AI tool to chat with PDFs?

Today, we are sharing the comparison between ChatPDF and PDF.ai.

Let’s dive into the features and details of each one.

PDF.ai

Chat with any PDF document.

From legal agreements to financial reports, PDF.ai brings your documents to life.

You can ask questions, get summaries, find information, and more.

Features

Chat with multiple PDFs

Chat with all your PDFs at once. There is no need to dig through files; our AI finds answers across multiple documents instantly.

GPT-4 support

Experience the power of GPT-4 with pdf.ai. Go beyond GPT-3.5 for advanced reasoning and even more accurate responses.

OCR support

Bring scanned documents to life. Unlike ChatPDF, PDF.ai's OCR capabilities let you chat with even image-based PDFs effortlessly.

Invite team members

Bring collaboration to your experience. Add team members to your account and allow them access and chat with all PDF documents.

PDF.ai speaks your language

What if your PDF’s text was written in a foreign language? That’s not a problem!

You can upload a PDF in one language and ask questions in another.

The answers given by PDF.ai will be sent in the language you choose. 🤯

Chrome extension

Use our PDF.ai Chrome extension to improve productivity by interacting directly with your online PDFs.

Our chatbot will pop up automatically on any PDF file (external or local) from your browser. Ready for you to chat with your PDF anytime.

It also directly integrates with Google Drive and Dropbox, allowing you to chat with your PDFs natively on both clouds.

The extension will save you hours and boost your productivity!

Features you won't find in ChatPDF

Use tags to categorize different PDF documents

Categorize your documents to find related documents with the same tag more easily. It doesn’t matter if you are studying, working, or just looking to improve your productivity - tags are indispensable.

Select texts to summarize or explain quickly

PDF.ai allows you to select the text and get the summary or explanation in just one click.

Make a document private

If you want to prevent a PDF file from being stored on our servers but still chat with it, this function will be perfect.

Prompt Library

Productivity is the goal, right?

Our Prompt Library allows you to save your most frequent prompts or questions so that next time, you don't have to type the same thing again and again.

Additional Free PDF tools

We built free AI tools like AI Resume Scanner, Invoice AI Scanner, AI Quiz Generator, and many more.

PDF.ai Is Improving Every Day

You would be amazed by how fast our team adds new features.

We ship every single day!

PDF.ai Pricing

The structure is simple.

The Hobby Plan is free forever

The Pro Plan is $10 per month per user if you pay annually or $15 per month

The Ultimate Plan is $20 per month per user if you pay annually or $25 per month

The Enterprise Plan is $30 per month per user if you pay annually or $35 per month

You can see what’s included in each tier in the image below or visit PDF.ai’s pricing page.

Paying for PDF.ai is truly a “productivity hack.”

It will save you hours a day reading PDF files.

A little investment to 10X your productivity.

PDF.ai Pros

✅ Chat with multiple PDFs simultaneously

✅ Supports GPT-4

✅ Reads image-based PDFs too

✅ Invite team members to collaborate

✅ A lot of other extra features for a better experience

✅ Improves daily

PDF.ai Cons

You need a paid subscription for optimal use

Get started with PDF.ai here

ChatPDF

Students, researchers, and professionals use ChatPDF to answer questions and understand research with AI instantly.

Features

ChatPDF speaks your language

ChatPDF can read PDFs and answer questions in any language. You can upload a PDF in one language and ask questions in another. The greeting message will be in the PDF’s language. After that, ChatPDF will answer in the language you ask.

File Security

ChatPDF doesn’t share your files. They are stored on a secure cloud storage and can be deleted at any time.

GPT 3.5 Support

ChatPDF uses GPT 3.5 for now, which is the same as ChatGPT.

ChatPDF Pricing

ChatPDF has a free plan that allows you to use 2 PDFs every day, each up to 120 pages

The Plus plan costs $19.99 per month. A yearly option is also available.

It includes the following:

ChatPDF Pros

Includes a free plan

Support multiple languages

Provides file security

ChatPDF Cons

Fails to provide many relevant features

Can’t chat with multiple PDFs

Image-based PDFs or scanned text are not supported

Uploaded files can’t be fully private

GPT-4 is not supported

Collaboration is not supported

Development has stopped or progresses slowly

PDF.ai vs ChatPDF: What’s the best choice for you?

We have reached the most important question.

Which is for you, PDF.ai or ChatPDF?

ㅤ	PDF.ai	ChatPDF
Chat with your PDF	✅	✅
PDF.ai speaks your language	✅	✅
Free Plan	✅	✅
Chat with multiple PDFs	✅	❌
GPT-4 support	✅	❌
OCR support	✅	❌
Invite team members	✅	❌
Chrome extension	✅	❌
Use tags to categorize different PDF documents	✅	❌
Select texts to summarize or explain quickly	✅	❌
Make a document private	✅	❌
Prompt Library	✅	❌
Additional Free PDF tools	✅	❌
Consistent updates & new features	✅	❌

ChatPDF is one of the earliest players in the market and provides the basic functionalities of a chat-with-PDF tool.

Unfortunately, it lacks innovation and needs to be faster on new feature implementations.

Choose ChatPDF if you don’t need it for work or school performance.

The paid version will cost you $19.99 per month, and it’s pretty limited if you are a researcher, college/graduate student, or working professional.

PDF.ai lets you chat with any PDF (including image-based and scanned-text PDFs.)

Plus, it supports GPT-4 to get maximum accuracy. You can chat with multiple PDFs simultaneously, collaborate with other team members, chat with 100% private documents, and use many of its other extra features to save you hours of work.

You can also use the PDF.ai Chrome extension and go into full-speed mode, chatting with your PDFs as you interact with them online.

PDF.ai is a live product, and new features are added consistently.

Choose PDF.ai if you want to have the best experience possible and become truly productive.

$10 a month won’t make you break the bank and will give you capabilities and options that similar tools won’t give you.

Explore a variety of use cases to chat with PDF documents using the best ChatPDF app.

Get started

Upload a document and start chatting with it today — no credit card required.

Try the demo