10 Best FREE AI Tools for Research


In the ever-evolving landscape of academia and research, staying ahead of the curve takes more than just hard work and dedication. It requires smart tools that can help researchers in various aspects of their work. Artificial intelligence (AI) has proven to be a powerful ally in this endeavor, offering innovative solutions to streamline research processes. In this article, we present you a list of the 10 best free AI tools for research that can significantly improve your research efforts.

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Research is a complex and multifaceted process that involves reading, writing, analyzing and organizing large amounts of information. The following AI tools have been carefully curated to meet these diverse needs. Whether you need help summarizing research papers, improving your writing, managing references, or finding supporting evidence for your research, these tools have you covered. Let’s dive into the world of AI-powered research tools that could revolutionize the way you work.

1. PDFgear: A powerful PDF reader for academic research work

PDFs are the lifeblood of academic research, and PDFgear is here to make working with them a breeze. This AI-powered PDF reader offers advanced features such as text recognition, annotation, and seamless integration with reference management tools. It is a valuable asset for anyone dealing with extensive research papers in PDF format.

2. Scientific Research: Summarize and understand research papers with ease

Scientific research is a brilliant tool for researchers who often find themselves buried under a mountain of research papers. It uses AI to automatically summarize research articles, highlighting the most important points and saving you hours of reading time. It also provides insights and helps you better understand complex scientific literature.

3. Jenni AI: Your AI-powered writing assistant

Whether you are writing research articles, reports or simply fine-tuning your dissertation, Jenni AI is your faithful companion. This AI-powered writing assistant excels at grammar checking, spelling checking, and style suggestions. It ensures that your writing is flawless and error-free.

4. ChatPDF: Edit and annotate PDF documents with ease

ChatPDF is a versatile tool for researchers who need to take notes, highlight text, or even make minor changes to their PDF documents. This AI-powered tool simplifies the process of annotating PDFs, making your research work more efficient.

5. Paperpal: Another AI-powered writing assistant

Paperpal is another fantastic AI-powered writing assistant that specializes in grammar, spelling, and style improvements. Its user-friendly interface and real-time suggestions make it an indispensable tool for researchers who strive for polished and error-free content.

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6. Casper: Organize and manage your references

Keeping track of references can be a daunting task for researchers, but Casper simplifies the process. This AI tool helps you organize and manage your references efficiently, so you never miss a crucial citation again.

7. Grammarly: the writing assistant you can’t live without

No list of AI writing tools would be complete without mentioning Grammarly. This critically acclaimed AI-powered writing assistant offers real-time grammar and spelling checks, style suggestions, and even plagiarism detection. It is a must-have for researchers looking for perfection in their written work.

8. Google AI: A suite of AI tools for research

Google AI is a wealth of AI tools designed to support various aspects of research. From natural language processing to computer vision and machine learning, Google AI offers a wide range of tools to help researchers tackle complex challenges.

9. Research Bunny: Find and organize research papers

Research Rabbit is your favorite tool for discovering and organizing research papers. With its AI-driven search capabilities, it helps researchers find relevant articles quickly and efficiently. It also helps in creating organized libraries of research materials.

10. Scite’s Assistant: Find evidence to support your investigation

Scite’s Assistant is an AI-powered research tool that helps researchers find evidence to support their work. By analyzing citations, it helps you identify the quality and relevance of research articles, ensuring your work is supported by credible sources.

Frequently Asked Questions

Q1. Are these AI tools completely free to use?

Yes, all AI tools mentioned in this list offer free versions with valuable features. Some may have premium plans with additional benefits, but their free versions are robust and suitable for most researchers.

Question 2. Do I need to download and install these tools?

Most of these tools can be accessed via web browsers, eliminating the need for downloads and installations. However, some offer desktop versions for offline use.

Q3. Can I trust AI tools for grammar and style checks?

AI-powered writing assistants like Jenni AI, Paperpal, and Grammarly have proven to be highly reliable for grammar and style checks. They are widely used by professionals and researchers.

Q4. Are these tools suitable for both beginners and experienced researchers?

Absolute! These tools are suitable for researchers at all levels, from beginners to seasoned professionals. They are designed to improve productivity and streamline research processes for everyone.

Question 5. Can I use multiple AI tools simultaneously for my research work?

Yes, you can use multiple AI tools simultaneously to tackle different aspects of your research work. Many researchers find this approach useful because it allows them to leverage the strengths of each tool.


In research, harnessing the power of AI can be a game changer. These 10 best free AI tools for research have the potential to transform the way you conduct your research, from reading and writing to organizing and citing. By integrating these tools into your workflow, you can save time, improve the quality of your work, and make significant progress in your academic and professional journey. Embrace the future of research with these AI-powered allies by your side.

Useful table

AI tool Most important features Free version Premium subscriptions available
PDF equipment PDF text recognition, annotation, reference management integration Yes Yes
Science Automatic document summarization, insights into research papers Yes Yes
Jenni AI Grammar, spell check, style suggestions Yes Yes
ChatPDF PDF annotation and editing Yes Yes
Paper pal Grammar, spell check, style suggestions Yes Yes
Casper Reference organization and management Yes Yes
Grammatically Real-time grammar, spell check, style suggestions, plagiarism detection Yes Yes
Google AI Suite of AI tools for research including NLP, computer vision and ML Yes Yes
Research rabbit Discovery and organization of research papers Yes Yes
Scite’s assistant Find evidence to support research papers Yes Yes
Remark: Premium plans may offer additional features and benefits.

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