1000+ Courses for Free

  1. Free Courses
  2. Data Visualization free courses
star

4.6
star

4.89
star

4.94
star

4.7
  • star

    4.6

  • star

    4.89

  • star

    4.94

  • star

    4.7

  • star

    4.6

  • star

    4.89

  • star

    4.94

  • star

    4.7

University & Pro Programs

img icon UNIVERSITY
https://d1vwxdpzbgdqj.cloudfront.net/s3-public-images/page-banners/home/univ-logos/northwestern.png university img

Northwestern University

MS in Data Science Programme

18 months  • Online

Live Sessions

View Program

img icon UNIVERSITY
https://d1vwxdpzbgdqj.cloudfront.net/s3-public-images/program-partners/mitpeupdatedlogo.png university img

MIT Professional Education

Applied AI and Data Science Program

15 Weeks  • Live Online

View Program

img icon PRO
Introduction to Amazon Q and QuickSight
partner logo
Introduction to Amazon Q and QuickSight

View Course

img icon PRO
Advanced Data Visualization using Power BI
partner logo
1 project
Advanced Data Visualization using Power BI

View Course

Free Data Visualization Courses

Filter

img icon BASICS
Data Visualization using Tableau
star   4.52 116.7K+ learners 2 hrs
Data Visualization using Tableau

Skills: Business Intelligence Fundamentals, Data Visualization Principles, Introduction to Tableau, Understanding Data Types, Navigating the Tableau Interface, Creating Dashboards, Visual Analytics Techniques, Hands-on Tableau Exercises, Integrating Data Sources.

View Course

img icon BASICS
Data Visualization using Python
star   4.56 85.4K+ learners 2 hrs
Data Visualization using Python

Skills: Python Basics, NumPy, Pandas, Matplotlib, Seaborn, Plotly

View Course

img icon PRO
Introduction to Amazon Q and QuickSight
partner logo
Introduction to Amazon Q and QuickSight

View Course

img icon BASICS
Data Visualisation with R
star   4.51 6.4K+ learners 1 hr
Data Visualisation with R

Skills: ggplot2, EDA

View Course

free icon BASICS
Data Visualization using Tableau
Data Visualization using Tableau
star   4.52 116.7K+ learners 2 hrs

Skills: Business Intelligence Fundamentals, Data Visualization Principles, Introduction to Tableau, Understanding Data Types, Navigating the Tableau Interface, Creating Dashboards, Visual Analytics Techniques, Hands-on Tableau Exercises, Integrating Data Sources.

View Course

free icon BASICS
Data Visualization using Python
Data Visualization using Python
star   4.56 85.4K+ learners 2 hrs

Skills: Python Basics, NumPy, Pandas, Matplotlib, Seaborn, Plotly

View Course

pro icon PRO
Introduction to Amazon Q and QuickSight
Introduction to Amazon Q and QuickSight
star   4.63 64 learners 2 hrs

View Course

free icon BASICS
Data Visualisation with R
Data Visualisation with R
star   4.51 6.4K+ learners 1 hr

Skills: ggplot2, EDA

View Course

Filters
Level
Time to complete

Explore Courses

Learn Data Visualization Courses For Free

These free data visualization courses for beginners build a practical learning path from data preparation to dashboard creation and interactive reporting. You learn data preprocessing steps such as feature engineering, scaling, transformation, binning, encoding categorical variables, outlier treatment, and correlation checks, then move on to visualization in Python using NumPy, Pandas, Matplotlib, Seaborn, and Plotly. This helps you prepare cleaner data, choose the right chart types, and present patterns more clearly for analysis and decision-making.


As you progress, you apply those skills using business-focused tools such as Tableau, Power BI, and Amazon QuickSight. You learn how to load data, create reports and dashboards, use slicers and filters, build interactive visuals, connect data sources, and apply visual analytics techniques across platforms. By the end of these free data visualization courses online, you are better prepared to turn raw data into clear insights, build stronger dashboards, and support reporting and analytics work with more confidence.

Skills You’ll Gain in These Best Free Data Visualization Courses

  • Creating Dashboards: Building interactive reports with tools like Power BI and Tableau.

  • Visual Storytelling: Choosing the right charts to represent data effectively.

  • Cleaning & Analysis: Using Python (Pandas/NumPy) or R to prepare data

  • Tool Proficiency: Using Power BI for interactive dashboards, Tableau for visual analytics, and Python libraries (Matplotlib, Seaborn, Plotly).

  • Chart Selection: Choosing the correct chart (bar, line, scatter) for different data types.


down arrow img
Our learners also choose
Free Data Science Courses
Free Big Data Courses
Free Data Mining Courses
Free Database Management System Courses
Free Data Structures Courses

Learner reviews of the Free Data Visualization Courses

Our learners share their experiences of our courses

4.53
★★★★
★ ☆
★
★
★
★
★
70%
★
★
★
★
☆
22%
★
★
★
☆
☆
6%
★
★
☆
☆
☆
1%
★
☆
☆
☆
☆
2%
Reviewer Profile
AMIRTHAVARSHNI C R CSE

5.0

★★★★ ★
Country Flag India
“I enjoyed learning how to create interactive visualizations in Tableau, transforming complex data into clear insights.”
I really enjoyed how the course on Data Visualization using Tableau broke down complex concepts into simple, actionable steps. Learning to create interactive and insightful visualizations was incredibly rewarding. The hands-on approach with real-world datasets gave me confidence in using Tableau to transform raw data into clear visual stories. It was fascinating to see how visualizing data can uncover trends and insights that might be missed in raw numbers.
Read more
Reviewer Profile
Chinmay Uday Kapote

4.0

★★★ ★ ☆
Country Flag India
“Engaging and Insightful Learning Experience with Tableau”
What I enjoyed most about the Data Visualization course using Tableau was the interactive and practical approach. The course didn't just focus on theory; it allowed me to dive deep into real datasets using Tableau Public, where I could create my own visualizations and dashboards. This hands-on experience made the learning process engaging and insightful, reinforcing the concepts covered in the lectures. Additionally, the course content was well-structured, and the explanations were clear, making complex topics easier to understand. I particularly appreciated how the course highlighted the importance of data storytelling and provided practical tips on how to communicate insights effectively through visuals. Overall, this course significantly enhanced my skills in data visualization, and I feel more confident in my ability to present data in a meaningful and impactful way.
Read more
Reviewer Profile
G08 - CILIVERY NIKHIL

5.0

★★★★ ★
Country Flag India
“Comprehensive Exploration of Data Visualization Techniques Using Tableau”
I particularly enjoyed the hands-on approach to learning Tableau, which allowed me to apply visualization techniques in real-time. The detailed tutorials and practical exercises were instrumental in deepening my understanding of data analysis. The ability to create diverse and impactful visualizations made complex data more accessible and actionable. The user-friendly interface and comprehensive support resources also greatly enhanced the learning experience.
Read more
Reviewer Profile
Domakonda Akshaya

5.0

★★★★ ★
Country Flag India
“Data Visualization Using Tableau Review”
The Data Visualization Using Tableau course on Great Learning is an excellent resource for beginners. It provides a strong foundation in Tableau, covering key concepts like dashboards, data connections, and visual analytics. The course structure is clear and includes hands-on projects, making it easy to understand and apply data visualization techniques. Highly recommended for those looking to gain practical Tableau skills.
Read more
Reviewer Profile
PREETHI S 23CS133

5.0

★★★★ ★
Country Flag India
“The Tableau Course at Great Learning Was an Enriching Experience”
My experience with Great Learning was exceptional. The Tableau course offered a perfect blend of theory and practical application, with clear, structured lessons and real-world projects. The instructors were highly knowledgeable and supportive, ensuring a deep understanding of the material. The platform’s interactive approach and hands-on practice significantly boosted my skills, making the learning process both engaging and rewarding.
Read more
Reviewer Profile
PREETHI VARTHANA D 23CS134

4.0

★★★ ★ ☆
Country Flag India
“My Learning Experience with the Great Learning App for Completing Tableau in Data Visualization”
My learning experience with the Great Learning app for completing the Tableau course in data visualization was highly rewarding. The course offered a structured approach, starting with the basics of data visualization and progressing to more advanced concepts like dashboard creation, calculated fields, and data blending. I appreciated the practical, hands-on exercises that allowed me to apply the concepts immediately, helping reinforce my understanding. The app's user-friendly interface made it easy to navigate through lessons, and the video tutorials were clear and engaging.
Read more
Reviewer Profile
KANISHYA P 23CS077

5.0

★★★★ ★
Country Flag India
“Completing the 'Tableau for Beginners' Course Was a Transformative Experience”
Completing the 'Tableau for Beginners' course was an enriching learning experience that transformed my understanding of data visualization. The course introduced fundamental concepts, starting with an overview of Tableau's interface and essential functions. I learned how to connect various data sources, which helped me grasp the importance of data integrity and preparation. Hands-on projects allowed me to apply theoretical knowledge, creating compelling visualizations and dashboards.
Read more
Reviewer Profile
Panpapron Leelakiatiwong

5.0

★★★★ ★
Country Flag Thailand
“Comprehensive Learning Experience with Engaging Content”
I really enjoyed the course’s structured approach and the depth of the topics covered. The curriculum was both informative and practical, with clear explanations and engaging examples. The quizzes helped reinforce the concepts, and the tools and resources provided were easy to follow.
Read more
Reviewer Profile
Harsh Shukla

5.0

★★★★ ★
Country Flag India
“I Liked Learning in Depth About Data Visualization”
The Tableau course was highly engaging and informative, offering clear explanations of data visualization concepts. Practical examples and hands-on exercises enhanced learning. However, some advanced features needed more in-depth coverage. Ideal for beginners but could add more real-world scenarios for advanced users. Overall, a great resource for mastering Tableau basics.
Read more
Reviewer Profile
Vairagade Pavan Kalyan

5.0

★★★★ ★
Country Flag India
“Awesome Course to Learn Tableau in 3 Hours”
An awesome course to learn Tableau in 3 hours offers a concise, hands-on introduction to mastering this powerful data visualization tool. You’ll quickly grasp key features like connecting data sources, creating charts, and building interactive dashboards. Ideal for beginners or professionals, the course focuses on practical applications and actionable insights, ensuring you can confidently use Tableau in real-world scenarios.
Read more

Meet your faculty

Meet industry experts who will teach you relevant skills in artificial intelligence

instructor img

Mr. Vishal Padghan

Vishal has 3+ years of experience in the field of Data Science, Digital Marketing and Cloud Computing. He has expertise in Cloud platforms Like AWS, Azure and has exposure to Paid Marketing, Organic Marketing and Content. He has been in the Digital space from the last 3 years and also, he has been involved in teaching numerous classes for Digital Marketing and Cloud Computing
Read more
close-button

Frequently Asked Questions

What will I learn in these free data visualization courses?

These free data visualization training courses cover data preprocessing, Python-based visualization, Matplotlib, Seaborn, Plotly, Tableau, Power BI, and Amazon Q with QuickSight. You learn data preparation, feature engineering, charting, dashboards, filters, slicers, and visual analytics across Python and BI tools.

Are these free data visualization courses for beginners a good starting point?

Yes. These best free data visualization courses are labeled BASICS or beginner level, including Data Preprocessing, Data Visualization using Tableau, and Data Visualization with Power BI. One core Python course is intermediate, so this set works best when you start with the beginner options and then move into Python-based work.

Why do learners see these as some of the best free data visualization courses?

These free online data visualization courses bring multiple tools into one path, rather than focusing on a single platform. It includes 9 courses, 600,000+ learners, and a 4.52/5 average rating, giving learners a broad range of options across Python, Tableau, and Power BI.

Which tools are covered in these free data visualization courses online?

These free data visualization training programs include Python, NumPy, Pandas, Matplotlib, Seaborn, Plotly, Jupyter Notebooks, Tableau, Power BI, and Amazon Q with QuickSight. That mix gives you both code-based visualization skills and dashboard tools used in business reporting.

What data preparation skills will I build in these free data visualization training courses?

These free data visualization courses with certificates include data preparation, feature engineering, variable scaling, variable transformation, binning, lambda functions, correlation checks, outlier treatment, data manipulation, and encoding categorical variables. Those skills help you prepare cleaner data before you chart it or build dashboards.

Do these best free data visualization courses online with certificate cover chart types and interactive visuals?

Yes. These best free data visualization courses cover line, bar, scatter, histogram, box, violin, pie, and donut charts using Matplotlib, plus Seaborn plots, interactive charting with Plotly, Tableau dashboards, and Power BI visual interactivity.

Are project-based lessons included in these free data visualization courses with certificates?

Yes. Advanced Data Visualization using Power BI includes 1 project, and Tableau includes hands-on exercises as part of dashboard creation and visual analytics work.

Do these free data visualization training programs include business intelligence and dashboarding?

Yes. Free data visualization courses online include Tableau and Power BI courses that cover business intelligence fundamentals, reports, dashboards, integrating data sources, slicers, filters, and visual analytics techniques.

Are these free data visualization courses online, self-paced, and will I keep access after enrollment?

At least some core courses state this clearly. Data Visualization using Python says Great Learning Academy courses are self-paced and include lifetime access, and the Power BI course says you get continued access after enrolling.

Media spotlight and awards