Data visualization is one of the most in-demand, interview-friendly skills in the Indian job market — and you can learn it free here with two complete courses: Tableau (first chart to published dashboard) and Power BI (Power Query, data model, DAX, reports). Both use real Indian datasets, interactive chart-choice and predict-the-output practice, live in-browser SQL, and a build-along path that ends in a published portfolio piece. Together they form a free "Data Analyst" track. Free completion certificates included.
This free course is built for college students chasing data-analyst placements, working professionals (Excel users, BAs, support engineers) who want to break into data, and anyone who needs a published interactive dashboard for their résumé. If you have ever Googled learn data visualization free — tableau & power bi (india) and bounced off paid-subscription paywalls or content that assumes you already know everything — this is the course for you.
This page is part of our flagship free course, Tableau for Data Analysts. The full course is delivered as short, focused lessons, each with bilingual narration (English and Hinglish), interactive practice widgets, and a clear before-and-after so you can feel yourself getting better. You can pause for weeks and pick up exactly where you left off — your progress is saved.
One phone-number signup unlocks every course on Techwave Academy: AI Bootcamp, Python for Class 4 / 6 / 8 / 10 / CBSE 12, Git, Linux, Spoken English, IOI Prep, Foundation Bootcamp, Blind 75, NeetCode 150, Claude Mastery, Tableau, Power BI, SQL, and Excel. Yes — all 18, forever free.
Yes. Tableau Public is free forever for personal projects. The only constraint is that workbooks are saved publicly to your Tableau Public profile — perfect for a résumé portfolio.
The skills are identical. We use Tableau Public because it costs nothing; everything you learn (charts, calculated fields, LOD, dashboards) works the same in Tableau Desktop and Tableau Server.
No — but pairing this course with our free SQL course is the fastest way to a data-analyst job offer. Several lessons include a live in-browser SQL playground.
Tableau Public runs on Windows and Mac. On Chromebook, use our concept lessons and the in-browser practice widgets; you can install Tableau Public when you switch to a Windows/Mac machine.
About 22 hours over 4 weeks. You finish with a published dashboard you can share on LinkedIn.
Click below to open Tableau for Data Analysts. You will land on the course dashboard, see the week-by-week plan, and can start Lesson 1 immediately. No trial period, no payment screen, no upgrade pop-ups — ever.