By Quick answer: What is the best data science certification for beginners?
- Free start — Kaggle Python, pandas, SQL.
- Programme — IBM Data Science.
- Statistics — Google Advanced Data Analytics.
- ML — Andrew Ng's ML Specialization.
Key takeaways
- Data science = programming + statistics + ML; learn in that order.
- Many data scientists start as analysts.
- Publish two notebooks that answer real questions.
Data science combines programming, statistics and machine learning. Beginners do best taking them in order, and many start as data analysts before moving up. These seven certifications lay out that path.
Seven beginner data science picks
Ranked for this reader. Costs and formats come from each issuer's own page, checked on 3 November 2026; prices change, so confirm before you book.
| # | Certification | Cost | Time | Prove it free |
|---|---|---|---|---|
| 1 | Kaggle Learn Micro-Courses (ML, Python, SQL)Kaggle (Google) | Free1 | Short micro-courses, a few hours each | Free test |
| 2 | Google Data Analytics Professional CertificateGoogle / Coursera | $49/mo Coursera plan2 | 6 months at 10 hours a week | Free test |
| 3 | IBM Data Science Professional CertificateIBM / Coursera | Coursera plan3 | 4 months at 10 hours a week | Free test |
| 4 | freeCodeCamp CertificationsfreeCodeCamp | Free4 | Self-paced | Free test |
| 5 | CS50: Introduction to Computer ScienceHarvard University | Free5 | Self-paced | Free test |
| 6 | Google Advanced Data Analytics Professional CertificateGoogle / Coursera | $49/mo Coursera plan6 | 6 months at 10 hours a week | Free test |
| 7 | Machine Learning SpecializationDeepLearning.AI & Stanford / Coursera | $49/mo Coursera plan7 | 2 months at 10 hours a week | Free test |
Prove it free before you pay for an exam
Take the free test first. Pay for an exam only when you pass.
Every pick above has a matching free practice test on Science of Apps, one of the world's largest libraries of free certification tests (1,200+). Check your level before you pay for an exam, or add a verifiable credential to LinkedIn while you study. (Disclosure: we publish these tests; the certifications above earn us nothing.)
- Machine Learning Fundamentals CertificationPractise for Kaggle Learn Micro-Courses (ML, Python, SQL) before you pay.Start free test →
- Statistics for Data Analysts CertificationPractise for Google Data Analytics Professional Certificate before you pay.Start free test →
- Data Science Certification TestPractise for IBM Data Science Professional Certificate before you pay.Start free test →
- Front-End Development CertificationPractise for freeCodeCamp Certifications before you pay.Start free test →
Each pick, in the order beginners take them
- KaggleKaggle Learn Micro-Courses (ML, Python, SQL)Free first stepsFree
- CourseraGoogle Data Analytics Professional CertificateAnalysis basics$49/mo Coursera plan
- CourseraIBM Data Science Professional CertificateThe beginner data science programmeCoursera plan
Kaggle Learn Micro-Courses (ML, Python, SQL)
- Cost
- Free1
- Time
- Short micro-courses, a few hours each
Free micro-courses in Python, pandas and SQL, with certificates. Kaggle's free micro-courses cover Python, pandas, SQL, data visualisation and machine learning, each in a few hours with hands-on notebooks and a free certificate. They're ideal practice alongside a structured course.
Best forfree first steps
Google Data Analytics Professional Certificate
- Cost
- $49/mo Coursera plan2
- Time
- 6 months at 10 hours a week
Spreadsheets, SQL, Tableau and R, about six months part-time; a common first step. Google's professional certificate teaches spreadsheets, SQL, Tableau and R through case studies and ends with a portfolio capstone. It's designed for beginners, takes about six months at ten hours a week and offers financial aid on Coursera.
Best foranalysis basics
IBM Data Science Professional Certificate
- Cost
- Coursera plan3
- Time
- 4 months at 10 hours a week
Python, SQL, data visualisation and ML basics with labs, about four months part-time. IBM's professional certificate covers Python, SQL, data visualisation and machine learning basics with hands-on labs and a capstone. It takes about four months at ten hours a week, and financial aid is available on Coursera.
Best forthe beginner data science programme
freeCodeCamp Certifications
- Cost
- Free4
Free Data Analysis with Python certification, earned through five projects. freeCodeCamp's free certifications in web design, JavaScript, Python, data analysis and more are earned by building projects that must pass automated tests. The projects make useful portfolio pieces.
Best forfree Python projects
CS50: Introduction to Computer Science
- Cost
- Free5
Harvard's free introduction to computer science, for solid programming foundations. Harvard's free introduction to computer science teaches C, Python, SQL and web development through demanding problem sets, with a free certificate. An optional paid verified certificate is available through edX.
Best forprogramming foundations
Google Advanced Data Analytics Professional Certificate
- Cost
- $49/mo Coursera plan6
- Time
- 6 months at 10 hours a week
Statistics, regression, ML and Python, about six months part-time. Google's advanced certificate takes analysts into statistics, regression, machine learning and Python. It takes about six months at ten hours a week and is the natural next step after Google Data Analytics.
Best forstatistics and regression
Machine Learning Specialization
- Cost
- $49/mo Coursera plan7
- Time
- 2 months at 10 hours a week
Andrew Ng's machine learning course, about two months part-time. Andrew Ng's specialization with Stanford teaches supervised and unsupervised learning, model evaluation and practical machine learning in Python. It takes about two months at ten hours a week and is widely regarded as the clearest structured start in ML.
Best formachine learning
Analyst first, or straight to data science?
| If you… | Start with |
|---|---|
| Have no coding | Google Data Analytics |
| Know some Python | IBM Data Science |
| Know Python and statistics | ML Specialization |
Table: Where beginners should start in data science
How we ranked these picks
We chose certifications open to beginners and ordered them as a learning path. Fees and times come from official pages, checked 3 November 2026.
Frequently asked questions
What is the best data science certification for beginners?
IBM Data Science is the best beginner programme. Start with free Kaggle courses if you're new to Python.
Should I become a data analyst first?
Many do. Analyst roles build SQL and business skills that data scientists need.
Do I need a degree for data science?
Many roles prefer one, but strong projects and certifications help career changers.
How long does it take to learn data science?
Six to twelve months part-time for job-ready basics.
Is there a free data science test?
Yes. Science of Apps offers free data science, Python and SQL tests with instant results.
Sources
- Kaggle (Google) — Kaggle Learn Micro-Courses (ML, Python, SQL), official page (checked 3 Nov 2026)
- Google — Google Data Analytics Professional Certificate, official page (checked 3 Nov 2026)
- IBM — IBM Data Science Professional Certificate, official page (checked 3 Nov 2026)
- freeCodeCamp — freeCodeCamp Certifications, official page (checked 3 Nov 2026)
- Harvard University — CS50: Introduction to Computer Science, official page (checked 3 Nov 2026)
- Google — Google Advanced Data Analytics Professional Certificate, official page (checked 3 Nov 2026)
- DeepLearning.AI & Stanford — Machine Learning Specialization, official page (checked 3 Nov 2026)
- Checked November 4, 2026. Figures that change — fees, salaries, prices — are reviewed every six months; if something is out of date, tell us.
Where to go from here
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