As a student in India, you have access to some of the most powerful AI tools in the world — and most of them are completely free. Here are the 10 best free AI tools for students in 2025.
1. ChatGPT (Free) — Best All-Round AI Assistant
ChatGPT’s free tier includes GPT-4o and is useful for explaining complex topics, summarising articles, essay structure, writing code, solving maths step-by-step, and preparing for JEE, NEET and UPSC. Start here if you have never used AI tools before.
2. Google Gemini — Best for Current Affairs
Gemini can search the web in real time on the free plan. Ask about recent news, current affairs for GK sections, or the latest exam notifications and get accurate, up-to-date answers. Integrates directly with Google Docs and Drive.
3. Grammarly Free — Best for Assignment Writing
The free browser extension checks grammar, spelling and clarity in real time as you type in Google Docs, email, WhatsApp Web — everywhere. Essential for English assignments and professional emails.
4. Perplexity AI — Best for Research
Perplexity answers questions with cited sources — unlike ChatGPT which can make things up. For research assignments where you need real references, Perplexity gives answers with links to academic papers and news articles. Unlimited free searches.
5. GitHub Copilot — Free for Students
Normally paid, but students get GitHub Copilot completely free through the GitHub Student Developer Pack. AI code autocomplete in VS Code. Apply at education.github.com with your college email — most Indian university email addresses qualify.
6. QuillBot — Best for Paraphrasing
Free plan paraphrases up to 125 words at a time and summarises long documents. Useful for understanding academic papers in simpler language and improving awkward sentences in assignments.
7. Notion AI — Best for Note-Taking
Free notes and organisation app with built-in AI for summarising notes and generating study guides from your content. The real value is Notion itself as a free study organisation system.
8. Bing Image Creator — Best for Presentations
Free AI image generation for custom presentation visuals — much better than generic stock photos. 15 fast generations per day. Great for science projects, history presentations and creative assignments.
9. Khanmigo by Khan Academy — Best for Learning Maths
Khan Academy’s AI tutor asks guiding questions to help you figure out answers yourself — far better for actually learning than just getting answers. Covers maths, science, history and economics. Free for students in India.
10. Claude (Free) — Best for Long Documents
Claude handles very long documents better than ChatGPT’s free tier — entire research papers, textbook chapters, lengthy PDFs. If you need to process a lot of reading quickly, Claude is your best free option.
| Tool | Best Use for Students | Free? |
|---|---|---|
| ChatGPT | Everything — start here | ✅ Yes |
| Google Gemini | Current affairs, GK prep | ✅ Yes |
| Grammarly | English assignments | ✅ Basic free |
| Perplexity | Research with citations | ✅ Yes |
| GitHub Copilot | Coding (CS students) | ✅ Free with student pack |
| QuillBot | Paraphrasing, summarising | ✅ Limited free |
| Notion AI | Study notes, organisation | ✅ Limited free |
| Bing Image Creator | Presentation visuals | ✅ Yes |
| Khanmigo | Maths and science learning | ✅ Yes |
| Claude | Long documents and PDFs | ✅ Yes |
Read our ChatGPT vs Gemini comparison to decide which AI to use first, or explore all our AI Reviews.
