DSAPrep
DeveloperApplication · https://dsa.trei.dev/
Terminal-style DSA practice workspace with a full data-structures-and-algorithms roadmap and an in-browser Kotlin editor that runs sample tests.
What it does
Terminal-style DSA practice workspace with a full data-structures-and-algorithms roadmap and an in-browser Kotlin editor that runs sample tests.
Free / Basic
- Full DSA roadmap: arrays, strings, linked lists, stacks, queues, trees, graphs, DP, greedy, two pointers, binary search, recursion, tries, DSU and more
- Problem statements, hints, editorials
- In-browser Kotlin sample-test runner
- Progress saved locally
- Ads may appear for free users
Premium
- Premium removes ads only
- No content or runner access is gated
Pricing
₹99 / $1.99
₹399 / $7.99
₹699 / $12.99
Plans renew automatically every month, six months or year, matching the plan you pick, and are charged to the payment method used at checkout until you cancel. Cancel anytime by emailing contact.gangwar@gmail.com before the next renewal; Premium stays active until the end of the period you already paid for.
Support, privacy and terms
Support / Feedback · Privacy Policy · Terms of Service
FAQ
What is DSAPrep?
DSAPrep is a terminal-style DSA practice workspace. It gives a full data-structures-and-algorithms roadmap and an in-browser Kotlin editor that runs your solution against bundled sample tests.
Is DSAPrep free?
Yes. The full roadmap, problem statements, hints, editorials and sample-test runner are free. Free users see ads.
What does Premium do?
Premium removes ads only. It does not gate any problem, runner feature or progress data.
What are the Premium plans?
Monthly ₹99 / $1.99, Six-month ₹399 / $7.99, Yearly ₹699 / $12.99.
Is progress saved?
Progress is saved locally in your browser. Signing in is only needed for Premium checkout and restore.