Top Free AI Courses to Take Online in 2025

1. AI for Beginners | Free SkillUp Course

Start your AI journey with this beginner-friendly course. Learn what artificial intelligence is, how it's used in real life, and how it's changing industries. A great foundation for anyone curious about AI.

2. Introduction to Deep Learning | SkillUp

Explore the world of deep learning with this free course. You’ll learn about neural networks, how they work using backpropagation, and where deep learning is used. Perfect for beginners who want to get started.

3. Machine Learning Basics | SkillUp

This course introduces the basics of machine learning. You'll learn about different types of learning (like supervised and unsupervised), popular algorithms, and how to evaluate models. A solid first step into the world of AI.

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4. Machine Learning Algorithms | Free SkillUp Course

Discover the most common machine learning algorithms and how to use them. This course helps you choose the right algorithm for different problems and improves your practical skills in AI decision-making.

5. Introduction to Natural Language Processing | Free SkillUp Course

Learn how machines understand human language. This course covers the basics of NLP, including text processing, sentiment analysis, and language models. A great way to see how AI interacts with words and meaning.

6. Machine Learning with R | Free SkillUp Course

Combine the power of R programming with machine learning in this practical course. Learn how to apply statistical methods and build models using R — ideal for those interested in data science and analytics.

7. TensorFlow Basics | Free SkillUp Course

Get to know TensorFlow, one of the most popular deep learning tools. This course covers its core structure and how it’s used to build and train neural networks — a must-have skill for modern AI projects.

8. Neural Network Training from Scratch | Free SkillUp Course

Learn how to build and train neural networks from the ground up. This course walks you through each step clearly, making it easier to understand how deep learning models are created and improved.

9. Keras for Beginners | Free SkillUp Course

Keras is a beginner-friendly tool for building neural networks. In this course, you’ll learn how to use Keras to create, train, and test models quickly. It’s a hands-on way to explore AI development.

10. Introduction to Data Mining | Free SkillUp Course

Discover how to find useful patterns in data. This course introduces the key techniques of data mining and shows how it helps in making smart, data-driven decisions — an essential skill in AI and business.

How to get a free AI certificate?

To get a free AI certificate, explore platforms like Simplilearn, which offers free AI courses with certificates on completion. Many institutions provide this option to learners seeking foundational AI knowledge without financial commitment.