A real interview.Right now.
Grinding problems teaches you to solve. We teach you to interview — a live AI round you can sit the moment you want one, out loud, scored the way an interviewer would.
Prep for interviews at companies like
Two of these are free forever.The third is the one nobody else makes cheap.
Courses and an in-browser judge cost you nothing here. A live interviewer that probes your trade-offs and scores you, available the moment you want one, is the part you can't get anywhere else without paying for it.
Learn
System design & DSA, taught so it sticks.
- Real-life intuition before any notation
- Visual dry-runs and multi-solution editorials
- Brute → better → optimal, with the trade-offs
Practice
Write code in the browser. Get judged instantly.
- Python, JavaScript, C++ and Go — zero setup
- Full test suites with instant accept / reject
- Study mode to read, code mode to solve
Interview
Rehearse live, out loud, with an AI that scores you.
- Voice mock interviews for system design & DSA
- Pick your level — L3 to Principal — and it calibrates
- A scored, per-dimension report of what to fix next
Three steps. No scheduling,no waiting for a human.
Same shape as the round you'll actually sit: a problem you haven't seen, an interviewer who pushes back, and a verdict at the end.
Pick your round & level
DSA coding or system design, calibrated L3 → Principal. The interviewer sets its bar to match.
Think out loud, live
Talk through your reasoning on a blank page or a whiteboard while the AI probes your trade-offs.
Get scored like the real thing
Every dimension scored, a seniority read, and exactly what to sharpen next — the moment you finish.
Start with what works
Structured around what top-company interviews actually test.
All the content is free. You only pay for the AI.
Every course, every company question bank, unlimited coding — free, forever. Plans just add more AI mock interviews and complexity analysis.
Free
Everything to learn — free, forever.
- Every course, in full detail — free forever
- Every company question bank — free
- Unlimited in-browser coding · 4 languages
- Progress, streaks & badges
Standard
More AI reps to sharpen up.
- Everything in Free
- AI Coaching on your submissions
- Readiness, review & optimization insights
Out of mocks? Top up from ₹199 — see credit packs below.
Pro
A round a day, if that's what it takes.
- Everything in Standard
- Per-dimension performance insights
- Priority support
Need more mocks? Top up with credit packs below.
Mock interview credits
Top up beyond your plan's monthly mocks. Credits are valid for 12 months.
₹199
1 mock
₹799
5 mocks
₹1,499
12 mocks
Student? Email us for 40% off · Prepping a team? Get in touch for group access.
I built the thing I couldn't find.
I spent six and a half years building the live interview infrastructure companies use to screen candidates. Then I went to prepare for my own interviews and couldn't find a cheap mock with zero scheduling friction — so I built one, for myself.
Kumar Kisalay
Founder · ThyncLabs
Your first round is waiting.
Two free mock interviews a month. Nothing to book, nobody to wait for — decide you want a round and you're in one.
No credit card · No scheduling