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Proven teaching
1,000+JEE aspirants guided by Karan bhaiyaThe same way of teaching that has already helped students into IITs and NITs, now chapter by chapter.About Mathflex
Built by someone who sat where you sit
Mathflex is chapter-wise JEE maths, taught by IIT Delhi alumnus Karan Mittal, at a price every student can afford.
Video coming soon
Why Mathflex exists
A note from Karan bhaiya
What we stand for
New platform. Proven teaching.
We're new, so we won't claim decades of results. Here's what we can show you today.
Our story
Great JEE teaching shouldn't cost βΉ2 lakh.
Karan Mittal cracked JEE and studied at IIT Delhi. Over the years he has guided more than 1,000 JEE aspirants, and he kept hearing the same thing: students were stuck on a few chapters, but the only way to get help was a coaching course that cost lakhs or an online bundle with the whole syllabus.
So we built Mathflex around one idea. Pay for the chapter you're stuck on, not the whole course. Every chapter is split into short parts, with practice after each one, so you can fix a weak topic in a weekend.
Every chapter has a free 3β4 minute preview. Watch it, and if it clicks, the full chapter starts at βΉ149.
The story so far
From one student to every chapter
No decades of history yet. Just the road that led here, and where you come in.
- 01The start
Cracks JEE, studies at IIT Delhi
Karan Mittal goes through the same prep you're going through now.
- 02Mentoring
1,000+ aspirants guided
Year after year, the same story: students stuck on a few chapters, with no way to fix just those.
- 03Building
Learning products at Allen and beyond
Product roles at Allen, Transify, DaMENSCH and Meesho: how students actually learn, at scale.
- 04Today
Mathflex launches
35 chapters for Class 11 and 12, sold one at a time. We're new, and we're building it with our first students.
- 05Next
Your chapter
Pick the chapter that's costing you marks and fix it this week.
Find your chapter β
What we solve
JEE prep is broken for most students
Most students lose marks in a handful of chapters. The usual options make them pay for everything to fix those few.
The usual wayThe Mathflex way
CostβΉ1β2 lakh for coaching, βΉ30,000+ for online bundlesFrom βΉ149 a chapter, βΉ4,999 for both classes
What you buyThe whole syllabus, even the chapters you're good atOnly the chapters you need
How you learnLong lectures, fixed batch timingsShort parts you watch any time
PracticeSeparate test series, often at extra costDPPs and past JEE questions after every part
Our offerings
What you can learn with us
Start with one chapter, take a whole class, or plan your prep with a call.
Chapters
Buy one chapter
35 chapters Β· from βΉ149
Every part, practice set and note for the chapter you're stuck on.
Browse chaptersβCourses
Take a whole class
Class 11 + 12 Combo Β· Class 11 Complete Β· Class 12 Complete
Every chapter of a class, or both, for one price that beats buying them one by one.
See coursesβ1:1 call
Talk to Karan bhaiya
βΉ300
45 minutes. Your doubts, your study plan, your rank strategy.
Book a callβPractice
Practice, XP and ranks
232 questions
Practice after every part, XP for every right answer, and streaks that keep you going.
See the leaderboardβWhy chapter-wise
Fix the chapter that's costing you marks
JEE rewards depth in high-weightage chapters. Studying one chapter at a time, start to finish, is how toppers close gaps. So that's how we built Mathflex.
Pay per chapter
You shouldn't have to buy the whole syllabus to fix one weak topic. Every chapter is sold on its own.
Watch before you pay
Every chapter has a free 3β4 minute preview, with no card and no sign-up. If it doesn't click, you've lost nothing.
Practice right after
Every part ends with practice problems and past JEE questions, so what you watched turns into marks.
Video coming soon
Karan Mittal
B.Tech, IIT Delhi
Your mentor
Learn from someone who's been there.
Karan Mittal cracked JEE and studied at IIT Delhi. He has spent his career building learning products and has mentored 1,000+ JEE aspirants along the way. Every Mathflex video is built around the questions that actually show up in the exam.
B.Tech, IIT DelhiIndian Institute of Technology Delhi
Book a 1:1 call with Karan bhaiya
Plan your prep and fix your weak chapters, one on one.
That's why we're here: so you get your seat too.
An IIT or NIT seat through JEE is within reach. Watch a free chapter preview, start with one chapter and build from there.