7 Free Data Science Courses for Beginners: Discover Best Certificates

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Isha

19 November, 2025

7 Free Data Science Courses for Beginners: Discover Best Certificates

Dear Readers! Have you ever wondered how Google predicts your searches? Or YouTube making recommendations for what you might be looking for? This is the power of data science courses. It is the new oil, which is empowering next-generation systems. This may also be why more people are enrolling in data science courses. According to Education Times (2023), the data science education market would reach 378.7 billion dollars by 2030.

In India alone, it is estimated to grow at a CAGR of 56.73% by 2027. Thus, building your career in this field is one of the ideal choices for the upcoming years. With this blog, we shall provide you with the best free data science courses for beginners. Explore these courses to know their duration, skills offered, benefits, and more. Also, you would learn about the best data science career options as you scroll down. So, let’s get started.

What is Data Science? A Brisk Overview

What is Data Science

Data science is an interdisciplinary approach, combining maths and computer science. It involves using statistics and computational methods with computer programming to extract insightful information. It is an integral field of AI-driven technologies and devices. Data science uses methods to analyse, process, and visualise data. It discovers hidden patterns and creates information content for various purposes. AI devices leverage this information to make accurate predictions.

Also Read: Online MBA in Data Science: A to Z Guide

7 Free Data Science Courses for Beginners: Your Road to a Brighter Career

Many esteemed platforms nowadays offer free data science courses for beginners. These courses often cover foundational concepts. Serve as an overview guide or demo classes that help you understand a specific field’s difficulties, challenges, and strengths. Congratulations, you are eligible to build a data science career if you can cope with these foundational courses. Here we have listed the best 7 data science free courses for beginners. Let’s explore:

1. Introduction to Data Science by Great Learning

Great Learning offers you this foundational course in data science. It is specially designed for beginners with no background in data science. Beginning from the overview of data science, you would move on to the lifecycle of data and distribution. Big data and database models like SQL and NoSQL will be covered at the end of the course.


  • Duration: 1.5 Hours

  • Benefits: Short-duration and self-paced learning

  • Minimum Eligibility: Anyone with a relevant interest

  • Certification: Free learning / paid certification

2. Data Science for Beginners by Udemy

Think of this course as your Google Map to navigate your data science career. It introduces you to data science, its roles, industries, and career growth opportunities.Excel for business analytics, fundamentals of SQL, and MySQL framework are covered thoroughly. As one of the best data science free courses, it offers you a deep dive into databases and spreadsheets.


  • Duration: 1 Hour 57 Minutes

  • Benefits: Self-paced learning and in-depth knowledge

  • Minimum Eligibility: No prerequisites

  • Certification: Free learning / certification for paid courses only

3. Python for Data Science by Great Learning

If coding was a language, Python would be the easiest one to transfer your thoughts. This is simply another one of the best free data science courses by Great Learning. Python andR are primary languages for data science. You could choose either of them. However, Python is a more beginner-friendly language. Thus, enrolling in this course to kickstart your career in data science would be a great approach. The course covers data science, its architecture, components, introduction to Python, etc.


  • Duration: 3 Hours

  • Benefits: Self-paced learning and quizzes to solve

  • Minimum Eligibility: Anyone with relevant interest

  • Certification: Free learning / paid certificate

4. Introduction to Data Science Specialisation by Coursera

Ever wondered what getting cricket tips from Sachin Tendulkar would feel like? The same as receiving tech mentorship from IBM. Coursera offers you this data science specialisation in collaboration with IBM. This is why it is among the best free data science courses. The specialisation contains 4 separate courses. You could enroll in any of them accordingly. Upon completion, you would gain data analysis, machine learning, and Python programming skills. Additionally, enrolling in each course of the specialisation makes you eligible for a certificate per course.


  • Duration: 1 Month (varies in hours by courses)

  • Benefits: Self-paced learning, extendable deadlines, learning from renowned IBM mentors.

  • Minimum Eligibility: Any new beginner or individuals with relevant interest.

  • Certification: Free learning; free certificate (depending on your choice)

Did You Know?

CourseraAllows you to enroll for free in its courses. You could also apply for financial aid to cut down your pricing by up to 90%.

5. Data Science by Alison

It is Alison’s one of the best free data science courses for beginners. Introduces you to the fundamentals of machine learning and data science. Furthermore, the course contains 3 modules. One focuses on data science concepts and workflow. The second module emphasises machine learning and its algorithms. Meanwhile, the last module contains a detailed assessment for you to test your learning.


  • Duration: 4-5 Average Hours

  • Benefits: Self-paced learning, CPD-accredited course.

  • Minimum Eligibility: Anyone with an interest in a data science career.

  • Certification: Free learning / paid certificates.

6. IBM: R Programming Basics for Data Science by edX

EdX offers this free data science course in collaboration with IBM. It introduces you to R programming and its fundamentals. Learn how R is used for data science practices. It also emphasises hands-on experience. Thus, you would learn to work on R language frameworks such as RStudio—Jupyter Notebooks and Watson Studio, which you would use for your final project work.


  • Duration: 5 Weeks

  • Benefits: Self-paced learning, studying from an IBM instructor.

  • Minimum Eligibility: Anyone seeking an introduction to data science.

  • Certification: Free learning/certification for paid courses.

7. Introduction to Data Science using Python (Module 1/3) by Udemy

Still unsure which course to take?

According to Udemy, 9,37,195 students have been enrolled in this course by now. It contains a total of 12 lectures, in which machine learning, data science, and Python programming are covered. It also introduces you to machine learning algorithms. Thus, as a beginner, if you are unsure whether data science is for you, this course would provide you with a detailed overview.


  • Duration: 2 Hours 32 Minutes

  • Benefits: Free and self-paced learning.

  • Minimum Eligibility: Anyone with a relevant interest in data science.

  • Certification: Free learning/certification for paid courses.

Top 7 Data Science Job Roles and Salary Prospects

Data science is an enormous field. Having expertise in this domain also opens your pathways to careers in machine learning and AI. Here are the top job roles you could consider when seeking a career in data science. Also, find the data science salary for various roles. Take a look: 

Job RolePay Range (in INR)
Data ScientistINR 3.8 LPA – INR 28 LPA
Data AnalystINR 1.8 LPA – INR 13 LPA
Business Intelligence AnalystINR 3.2 LPA – INR 18.2 LPA
Data EngineerINR 3.6 LPA – INR 20.3 LPA
Data ArchitectINR 15 LPA – INR 51 LPA
Machine Learning EngineerINR 3 LPA – INR 24 LPA
Data Visualisation SpecialistINR 4.8 LPA – INR 30 LPA

Source: AmbitionBox

Top 10 Data Science Recruiters

The demand for data science is high in different companies worldwide. Employers are actively seeking candidates with expertise in machine learning and data science skills. Here are the top recruiters that you can consider for entry-level to advanced roles:

CompanyJob Opportunities
IntelData Analyst, AI Engineer, Software Developer
IBMData Scientist, Machine Learning Engineer
JPMorgan ChaseFinancial Analyst, Risk Analyst
CognizantBusiness Analyst, Data Engineer
MicrosoftSoftware Engineer, Cloud Solution Architect
GoogleData Analyst, Machine Learning Engineer
AmazonBusiness Analyst, Operations Manager
AccentureConsultant, Data Engineer
Tata Consultancy Services (TCS)Software Developer, Data Analyst
EY (Ernst & Young)Financial Analyst, Risk Consultant

Signing Off

Data science is an emerging field with a strong career scope in the future. Building a foundation in this field could be your next step towards a promising and stable future. However, making the first step is always the hardest. And here come these free data science courses for beginners handy.

Apart from providing academic data science knowledge, they offer you a career outlook. Thus, you could evaluate your skills, interests, strengths and weaknesses to determine whether a data science career suits you. Mentioned above are the best hand-picked free courses in data science. Check it out again to compare and choose your best.

FAQ’s

Q.1. What is the best free data science course?

Here are several best free courses in data science for you:


  • IBM: R Programming Basics for Data Science (edX)

  • Introduction to Data Science Specialisation (Coursera)

  • Python for Machine Learning (Great Learning)

  • Python for Data Science (Great Learning)

  • Data Analysis with Python (FreeCodeCamp)

Q.2. Can I learn data science on my own for free?

Yes, you can learn data science on your own for free. You can enroll in any of the free data science courses for beginners. Then move on to intermediate and advanced-level courses, which are free. You can also leverage free YouTube tutorials and digital material on websites. All you need is determination and passion.

Q.3. Is 3 months enough for data science?

3 months is not enough to gain expertise in data science. However, within this duration, you can cover the data science foundational concepts and programming languages thoroughly. This would make your further learning journey easier.

Q.4. Can I learn data science as a beginner?

Yes, you can learn data science as a beginner. Make sure you start from the basic concepts such as introduction to Python and the basics of data science. Then, move on gradually.

Q.5. Does IBM offer free courses?

Yes, IBM offers a variety of free courses in different tech and business fields. You can find these courses available on IBM SkillsBuild. It also offers you free certification courses through platforms like Coursera and edX.

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Isha - Author

Isha Education Counsellor / Editor

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Isha Jain holds a Bachelor's degree in Literature along with a Diploma in Digital Marketing, bringing a strong foundation in communication and content creation. With over 7 years of hands-on experience in the education domain, she has crafted impactful content across various formats - ranging from educational blogs and news articles to video scripts, newsletters, and learner-focused campaigns. As the editorial lead at Learning Routes, Isha plays a key role in shaping content that empowers students and working professionals to make confident choices about online courses and career-building certifications. Her deep understanding of the online education space is reflected in her writing, which aims to simplify complex decisions and provide real-world clarity to learners. Beyond her professional role, Isha has also written extensively on lifestyle and digital learning trends. She is passionate about guiding students and loves engaging in conversations around career development on platforms like LinkedIn, Quora, and Reddit. Whether it's recommending the right upskilling path or demystifying online education, she has helped countless learners take confident steps toward their goals. In her spare time, you’ll find Isha reading, traveling, or playing sports to stay active and inspired.

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