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Top 5 PDF AI Alternatives in 2024

PDF AI Alternatives in 2024: PDF AI is a user-friendly software that enables effortless interaction with PDFs. It allows users to ask questions, get summaries, locate specific information, and perform other tasks. Although PDF AI is widely used, it does have certain limitations.

Remember that the accessible version of PDF AI has limitations, so it’s advisable to upgrade promptly. Even the paid version of PDF AI restricts the number of documents you can work with. PDF AI does not offer a regular AI chat function; it only allows you to interact with the document. Additionally, PDF AI may encounter challenges when processing lengthy documents.

In this article, we will discuss finding an alternative to PDF AI. If you’re searching for an alternative to PDF AI, there are a few factors to consider. These include pricing, user-friendliness, software interface, file upload limits, and other important considerations. We will cover all of that (and more) in this article!

Best 5 PDF AI Alternatives in 2024

Here are the top 5 alternatives to PDF AI. We will compare the features of each software to PDF AI and highlight one prominent feature where each software outperforms PDF AI.

Let’s begin with our top recommendation for an alternative to PDF AI.

1. LightPDF

LightPDF offers a range of features for working with PDFs. You can easily edit, merge, watermark, convert, and perform OCR on your PDF files. Additionally, you can store and collaborate on your PDFs using LightPDF’s cloud system. The tool also provides an AI chat feature for interacting with your PDF documents.

Items LightPDF PDF AI
Free Version Limitations There are some limitations to keep in mind. You can only upload one file per day, and you can only ask five questions per day. Additionally, please note that requests may be limited during peak traffic times.
Supports only PDF format and has a maximum limit of 100 pages per file.
Please remember to upload only one document per month and keep in mind that there is a limit of 500 questions per month.
Unable to use GPT-4 due to the absence of customer support.
Price Weekly: $13.99,
Monthly: $19.99,
Annually: $59.99,
3 Year Plan: $84.99.
Hobby: $0 per month,
Pro: $15 per month,
Ultimate: $25 per user per month,
Enterprise: $35 per user per month.
Summarize PDF YES YES
Explain PDF YES YES
Chat for PDF YES YES
Ask Any Question That is Not Related to PDF YES NO
OCR PDF YES NO
Edit PDF YES NO
Organize PDF YES NO
Annotate PDF YES NO

LightPDF is the best PDF AI alternatives in 2024 due to its extensive range of tools and features. It offers the capability to edit PDFs, perform OCR on PDFs, organize and annotate PDFs, and even utilize an AI chatbot for non-PDF-related inquiries.

2. BrainyPDF

BrainyPDF is a reliable web-based tool that uses AI technology to allow you to chat with any PDF easily. Many students, researchers, and professionals find it helpful for various tasks such as chatting with documents, studying assistance, information search, PDF summarization, and document-related inquiries. BrainyPDF allows users to upload PDFs in any language quickly and provides chat support in multiple languages.

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Items BrainyPDF PDF AI
Free Version Limitations PDFs have a maximum limit of 120 pages.
PDF files have a maximum size of 10MB.
You are allowed to upload 2 PDFs per day and ask up to 50 questions per day.
Only one document can be uploaded per month.
There is a limit of 500 questions per month.
Unable to use GPT-4.
Lack of customer support
Price Free
$10 per month
$60 per year
Hobby: $0 per month
Pro: $15 per month
Ultimate: $25 per user per month
Enterprise: $35 per user per month
Summarize PDF YES YES
Explain PDF YES YES
Chat for PDF YES YES
Ask Any Question That is Not Related to PDF YES NO

BrainyPDF and PDF AI have a lot in common, with similar features. Yet, the chart below clearly highlights a crucial distinction that greatly impacts the choice of tool.

Although BrainyPDF and PDF AI offer similar features, we suggest opting for BrainyPDF over PDF AI. The free version of BrainyPDF provides superior options, such as the ability to ask the AI chatbot any question rather than being limited to queries related solely to the PDF’s content.

3. ChatPDF

ChatPDF is an incredibly easy online AI PDF chat tool. It can read PDFs in any language and provide answers in any language. It also allows you to upload a PDF in one language and receive answers in a different language. With ChatPDF, you can conveniently chat with multiple PDFs simultaneously. In addition, ChatPDF provides you with citations for each answer it gives.

Items ChatPDF PDF AI
Free Version Limitations Upload two PDFs daily.
PDFs are limited to a maximum of 120 pages.
Only one document can be uploaded per month.
There is a limit of 500 questions per month.
Unable to use GPT-4.
Lack of customer support
Price Free
$19.99 per month
$139.99 per year
Hobby: $0 per month
Pro: $15 per month
Ultimate: $25 per user per month
Enterprise: $35 per user per month
Summarize PDF YES YES
Explain PDF YES YES
Chat for PDF YES YES
Translate PDF YES NO
Ask Any Question That is Not Related to PDF YES NO

Although ChatPDF and PDF AI have many similarities, some features and advantages set ChatPDF apart from PDF AI.

ChatPDF offers a unique advantage over PDF AI by allowing you to translate your PDFs into any language. This feature is not available in PDF AI.

4. CloudPDF

CloudPDF is a popular cloud-based PDF management service trusted by thousands of businesses worldwide. It offers a convenient PDF storage and management system. CloudPDF recently introduced a new feature that allows you to interact with your PDFs using AI. This includes the ability to summarize content and ask questions. It is one of the best PDF AI alternatives in 2024.

Items CloudPDF PDF AI
Free Version Limitations Although there is no free version available, you can take advantage of a 14-day free trial subscription. During the trial period, there is a restriction on the number of documents you can upload and messages you can send with the document chat. You are limited to 5 documents and 30 messages. Upload 1 document per month
500 question limit per month
Cannot use GPT-4
No customer support
Price Light – $25 per user per month
Professional – $65 per user per month
Enterprise – Contact for customized quote
Hobby: $0 per month
Pro: $15 per month
Ultimate: $25 per user per month
Enterprise: $35 per user per month
Summarize PDF YES YES
Explain PDF YES YES
Chat for PDF YES YES
Organize PDF YES NO
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When comparing CloudPDF and PDF, it’s clear from the table that CloudPDF stands out due to its cloud-based storage and organization system.

CloudPDF and PDF AI have similar functionalities. However, CloudPDF’s AI chat is a recent addition, indicating that it will likely enhance its features in the future. CloudPDF offers a user-friendly PDF management and sharing system that proves to be highly beneficial.

5. UPDF

UPDF is an excellent alternative to PDF AI, offering all the features of PDF AI and much more! It allows direct communication with PDF files, enabling tasks such as summarizing information, asking questions, and searching for specific details.

Furthermore, UPDF’s AI can answer any questions unrelated to the PDF. It also offers the convenience of translating specific pages and provides quick shortcuts for summarizing, translating, and explaining information. The UPDF software offers a range of helpful features, including PDF editing, annotating and highlighting, and converting PDFs to editable text.

Items UPDF PDF AI
Free Version Limitations Feel the the power of UPDF’s AI with a free trial.
There is a limitation on the number of PDF uploads, which is limited to 3. Each PDF can have a maximum of 100 pages, and the file size should not exceed 10MB.
You have the option to ask up to 30 questions.
Upload 1 document per month,
500 question limit per month,
Cannot use GPT-4,
No customer support.
Price AI Standard: $59 per year, or $9 monthlyUPDF AI Unlimited: $99 per year, or $15 monthly
Pro: $52.99 perpetual, or $32.99 yearly
AI Standard + UPDF Pro: $83.99 perpetual UPDFand yearly AI, or $65.99 yearlyU PDF and AI
AI Unlimited + UPDF Pro: $126.99 perpetual UPDF and yearly AI, or $108.99 yearly UPDF and AI
Hobby: $0 per month,
Pro: $15 per month,
Ultimate: $25 per user per month,
Enterprise: $35 per user per month.
Summarize PDF YES YES
Explain PDF YES YES
Chat for PDF YES YES
Translate PDF YES NO
Quick Prompt Like Summarizing, Translating, etc. YES NO
Ask Any Question That is Not Related to PDF YES NO
OCR PDF YES NO
Edit PDF YES NO
Organize PDF YES NO
Annotate PDF YES NO

It offers more customization options than PDF AI. You can fully personalize your PDFs by translating them, selecting quick prompts like summarizing or translating, asking unrelated questions, performing OCR, and editing, organizing, and annotating them. It is among the best PDF AI alternatives in 2024.

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Final Words

In this article, we have covered five alternative options to PDF AI for chatting with your PDF document. These options include LightPDF, BrainyPDF, ChatPDF, CloudPDF, and UPDF.

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