Free online courses on Interior Design

Explore free online Interior Design courses with certificates and learn essential skills in space planning, color theory, furniture selection, lighting, materials, and home styling. Study at your own pace, build practical design knowledge, enhance your portfolio, and start creating beautiful, functional interiors for homes or professional projects.

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Video courses

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Text courses

Free online courses on Interior Design

Free Ebook + Audiobooks! Learn by listening or reading!

Free Ebook cover Interior Design for Architects: Materials, Lighting, and Detailing Basics

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Free Online Interior Design Courses with Free Certification

Explore our selection of free online Interior Design courses and develop practical, creative, and technical skills for planning attractive and functional spaces. These educational courses are suitable for beginners, students, decorators, homeowners, and professionals who want to expand their knowledge. Study online at your own pace, complete learning exercises, and receive free certification after fulfilling the course requirements.

Learn the Fundamentals of Interior Design

Interior design education combines creativity, spatial planning, visual communication, and an understanding of how people interact with built environments. Through these free courses, you can study essential topics such as design principles, color theory, furniture arrangement, lighting, materials, textures, decoration, and space optimization. Lessons introduce concepts that can be applied to bedrooms, living rooms, kitchens, offices, commercial interiors, and other residential or professional projects.

What You Can Study

  • Color and composition: learn how colors, patterns, proportions, balance, rhythm, and contrast influence an interior.
  • Space planning: understand circulation, zoning, room measurements, layouts, and functional furniture placement.
  • Lighting design: study natural light, artificial lighting, ambience, fixtures, and practical illumination strategies.
  • Materials and decoration: compare surfaces, textiles, finishes, accessories, furniture styles, and decorative elements.
  • Design development: practice research, concept creation, mood boards, project presentation, and visual planning.

Educational Content with Exercises

Each course supports independent learning through accessible lessons and exercises that help reinforce key interior design concepts. Activities can help you review terminology, evaluate design choices, organize ideas, and apply theory to realistic spaces. Whether your goal is personal enrichment, career development, or preparation for further design education, these online learning resources provide a convenient way to build foundational knowledge.

Free Courses and Free Certification

All courses listed on this page are free. They also offer free certification, allowing learners to document completed training and add an educational achievement to a résumé, professional profile, or personal portfolio. Course duration, modules, exercises, and certification requirements may vary, so review the information provided for each learning option.

How to Access the Interior Design Courses

To access and study the courses, it is necessary to install the Cursa application. Android users can obtain the app through Google Play by selecting Download for Android. iPhone users can install it through the App Store by selecting Download for iOS / iPhone.

Start Learning Interior Design Online

Choose a free Interior Design course, follow the educational lessons, complete the included exercises, and work toward your free certificate. Begin studying today and strengthen the creative and practical skills needed to design comfortable, organized, and visually appealing interiors.

What will I learn in an interior design course?

You can learn space planning, color theory, materials, lighting, furniture selection, and presentation techniques.

Are Sweet Home 3D tutorials suitable for beginners?

Yes. Sweet Home 3D tutorials typically cover creating floor plans, arranging furniture, and viewing designs in 3D.

Do I need drawing skills to study interior design?

No. Drawing can help communicate ideas, but many courses teach digital tools and practical design methods.

What is covered in an interior design materials course?

It covers selecting finishes, flooring, wall treatments, fabrics, and other materials for function, durability, and style.

Why is lighting important in interior design?

Lighting affects mood, visibility, color perception, and how spacious or comfortable a room feels.

Is Interior Design for Architects: Materials, Lighting, and Detailing Basics useful for professionals?

Yes. It is useful for architects and design professionals who want stronger knowledge of interior finishes, lighting, and construction details.

Can I use interior design courses to plan my own home?

Yes. These courses can help you create practical layouts, choose cohesive finishes, and make informed lighting and furniture decisions.

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Free digital certificate for all courses

Complete any course and issue your certificate via the app — at no cost.

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