Top 20 Free AI Tools in 2025 (With Examples + How to Use)

AI is exploding in 2025, and every month, powerful new tools are launching—many completely free. Whether you're a student, creator, business owner, developer, or freelancer, these tools can save you hours and help you earn more.

Here are the top 20 free AI tools you must try in 2025, with uses, examples, and how to get started.

🧠 1. ChatGPT (Free Version)

Best for: Writing, ideas, coding, tasks
Website: chat.openai.com

How to Use

Just describe your task like “write a YouTube script” or “fix this code,” and it responds instantly.

Example

“Create a professional Instagram caption for a travel photo.”
→ Gives multiple captions.

🤖 2. Google Gemini Free

Best for: Fast answers, mobile users, web searching
Website: gemini.google.com

How to Use

Ask anything or upload an image. Gemini gives detailed explanations and YouTube links.

Example

Upload a bill → Gemini explains charges.

✍️ 3. Claude AI Free

Best for: Long content, documents
Website: claude.ai

How to Use

Paste long text (up to 200k words) → Get summary, rewrite, improve.

Example

Upload a PDF → “Summarize chapter 2.”

🎨 4. Canva AI (Free)

Best for: Posters, thumbnails, reels
Website: canva.com

How to Use

Use “Magic Write” for content or “Magic Media” for AI images/videos.

Example

“Make a YouTube thumbnail for tech review.”

🎧 5. ElevenLabs Free Voice AI

Best for: Voiceovers
Website: elevenlabs.io

How to Use

Type your script → Select voice → Download audio.

Example

Create Hindi reel voiceover in 5 seconds.

📹 6. CapCut AI

Best for: Video editing
Website: capcut.com

How to Use

Auto cut, auto captions, auto beat sync.

Example

Upload clip → “Make 15 sec reel.”

📸 7. Remini AI

Best for: Photo enhancement
Website: remini.ai

How to Use

Upload image → AI improves quality, face, background.

Example

Turn low-quality selfie into HD pic.

🎤 8. Adobe Podcast AI (Free Tools)

Best for: Audio cleanup
Website: podcast.adobe.com

How to Use

Upload audio → “Enhance Voice.”

Example

Turn noisy audio into studio-quality voice.

🎬 9. Pika Labs AI Video

Best for: AI video generation
Website: pika.art

How to Use

Type prompt → Generate video scenes.

Example

“A robot walking in futuristic city.”

📚 10. Perplexity AI

Best for: Research, verified answers
Website: perplexity.ai

How to Use

Ask a question → Perplexity gives sources & summaries.

Example

“Best marketing strategies for small business.”

🧑‍🏫 11. Udemy AI Learning Assistant

Best for: Personalized learning
Website: udemy.com

How to Use

Take course → AI gives notes & quizzes.

✨ 12. Leonardo AI (Free Version)

Best for: High-quality AI images
Website: leonardo.ai

How to Use

Use pre-built models or create your own art styles.

🖼 13. Pixlr AI Editor

Best for: Background remove, editing
Website: pixlr.com

How to Use

Upload → Select “AI Remove BG”.

🔎 14. Google NotebookLM

Best for: Study notes & summaries
Website: notebooklm.google.com

How to Use

Upload PDFs → AI creates notes & questions.

📊 15. Notion AI Free Plan

Best for: Productivity & writing
Website: notion.so

How to Use

Use AI blocks to generate pages, summaries, tasks.

🧩 16. Durable AI Website Builder

Best for: Creating a full website
Website: durable.co

How to Use

Enter business name → Website is generated automatically.

⚙️ 17. Tldv AI Meeting Recorder (Free)

Best for: Auto meeting summaries
Website: tldv.io

How to Use

Record Google Meet / Zoom → Get highlights.

📈 18. Writesonic Free AI

Best for: SEO blogs
Website: writesonic.com

How to Use

Pick template → Enter topic → Export article.

💻 19. Codeium AI

Best for: Free AI coding assistant
Website: codeium.com

How to Use

Integrate with VS Code → Get autocompletion.

🧩 20. Remove.bg (AI Background Remove)

Best for: Removing photo backgrounds
Website: remove.bg

How to Use

Upload photo → 1-click remove background.

⭐ Conclusion

These 20 free AI tools in 2025 can help you:
✔ Create content faster
✔ Boost productivity
✔ Learn faster
✔ Build apps/websites
✔ Earn online easily