When it comes to cracking JEE Main & Advanced, the right mentor makes all the difference. For thousands of toppers, Mohit Bhargava (MB Sir) has been that guiding light. Known for simplifying the toughest concepts in Physics and making JEE prep systematic, MB Sir offers both free and paid resources through AcadXL.
But many students often ask – “What’s the difference between MB Sir’s free content and paid courses?”
Here’s a clear breakdown for you.
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Free MB Sir Courses (Self-Paced Learning)
Click here to explore all free courses
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If you’re just starting your JEE journey or want to test MB Sir’s teaching style, you can access multiple free video lectures & resources:
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Modern Physics (JEE Advanced) – Full concepts + problems explained.
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JEE Advanced 2025 Paper Discussion – Detailed solutions & paper analysis.
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Irodov Series – Advanced problem-solving for Olympiad + JEE aspirants.
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Fluid Mechanics (JEE Advanced) – Complete chapter with problem-solving.
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JEE Main PYQs – Previous year questions with tricks & concepts.
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JEE Advanced Last 10 Years PYQs – No step skipped solutions.
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Physics Kit for JEE – PYQs, recorded lectures & handwritten notes.
Best For: Students who want concept clarity, practice problems, and revision at their own pace.
Paid MB Sir Courses (Structured Mentorship)
Click here to explore all paid JEE courses
For serious aspirants targeting Top 500 ranks in JEE, MB Sir offers exclusive paid mentorship programs with structured guidance:
1. Inception (₹50,000)
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For Class 11th moving students (Target JEE 2027)
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Full syllabus coverage (Physics + Chemistry + Maths)
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Daily live lectures, assignments & tests
2. Interstellar (₹40,000)
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For Class 12th moving students (Target JEE 2026)
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Complete PCM syllabus with live problem-solving sessions
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Regular doubt clearance & personalized mentorship
3. Matrix (₹40,000)
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For Class 12th pass students (Dropper Batch, JEE 2026)
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Fast-track coverage of PCM
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Day-wise planner + daily practice tests + analysis
✅ Best For: Students who want live interaction, personalized mentorship, systematic study plan & regular assessments under MB Sir’s direct guidance.
Free vs Paid – Which One Should You Choose?
| Feature | Free Courses | Paid Courses |
|---|---|---|
| Content | Recorded video lectures & notes | Live + recorded lectures with full PCM coverage |
| Subjects | Mostly Physics | Physics, Chemistry & Maths |
| Mentorship | ❌ Not included | ✅ 1-1 mentorship & doubt-solving |
| Tests & Practice | Limited PYQs & problem sets | Daily tests, weekly reviews & full analysis |
| Study Plan | Self-paced | Structured day-wise planner |
| Best For | Self-learners, revision, extra practice | Serious aspirants targeting top JEE ranks |
Final Thoughts
If you’re preparing casually or just want extra practice in Physics, MB Sir’s free courses are more than enough to strengthen your basics.
But if you’re aiming for a top JEE rank (IIT dream!), joining MB Sir’s paid mentorship programs will give you the systematic push, personal guidance, and test analysis that every topper needs.
👉 Start with free resources here: MB Sir Free Courses
👉 Upgrade to full mentorship here: MB Sir JEE Courses

