Thunderstudy — Free CUET Preparation Platform for All Streams
Thunderstudy is a completely free CUET (Common University Entrance Test) preparation platform for Class 12 students in India. Created by Wondermayank, it covers all CUET streams — Commerce, Science, Humanities, English, GAT, Computer Science, Informatics Practices, and Physical Education — with chapter-wise CBT mock tests based on the NCERT Class 12 syllabus. The platform features score analytics, a live class rank leaderboard, and a gamified XP/HP system. There is no subscription, no paywall, and no login required to access mock tests.
What is Thunderstudy?
Thunderstudy is a free online CUET dashboard that lets Class 12 students take Computer-Based Tests (CBTs) chapter by chapter, track their performance with detailed analytics, compete on a class-wide leaderboard, and earn XP and achievement badges. It uses the official NTA CUET scoring pattern: +5 marks for every correct answer and −1 mark for every wrong answer. The platform syncs results via Firebase and supports all CUET 2024 and 2025 streams.
Which subjects does Thunderstudy cover for CUET?
- Commerce Stream: Business Studies (Code 309), Economics (Code 318), Accountancy (Code 301), Applied Mathematics (Code 241)
- Science Stream: Physics (Code 255), Chemistry (Code 313), Biology (Code 304), Mathematics (Code 336)
- Humanities Stream: History (Code 324), Political Science (Code 344), Geography (Code 322), Psychology (Code 349)
- Language: English Language and Literature (Code 101)
- Aptitude: General Aptitude Test (GAT) — Quantitative, Reasoning, General Knowledge
- Computer: Computer Science (Code 315), Informatics Practices (Code 308)
- Physical Education (Code 321)
Is Thunderstudy free for CUET preparation?
Yes. Thunderstudy is 100% free for all CUET students. All chapter-wise CBT mock tests, score analytics, the class rank leaderboard, study notes, PYQs (Previous Year Questions from 2023, 2024, and 2025), and the gamification system are available at no cost with no subscription required.
How does CUET mock test scoring work on Thunderstudy?
Thunderstudy follows the official NTA CUET UG scoring pattern. Students earn +5 marks for each correct answer and lose −1 mark for each wrong answer. Unattempted questions carry no penalty. After each test, the platform automatically saves the score, accuracy percentage, correct and wrong answer counts, and updates the class rank leaderboard.
How many mock tests are available on Thunderstudy?
Thunderstudy offers chapter-wise CBTs across all 17 CUET subjects — covering every chapter of the NCERT Class 12 syllabus. Each subject also includes Full Mocks, Previous Year Questions (PYQs) from CUET 2023, 2024, and 2025, Hard Chapterwise mocks, Assertion & Reason (A&R) tests, Image-Based mocks, and Special Mocks. Business Studies alone has 12 chapterwise tests plus 10 Full Mocks and 3 PYQs. GAT has 55+ chapter tests across Quantitative, Reasoning, and General Knowledge sections.
What are the key features of Thunderstudy?
Thunderstudy CUET Platform Feature Summary
| Feature |
Details |
| Chapter-wise CBT Mock Tests | Available for all 17 CUET subjects across Commerce, Science, Humanities, English, GAT, CS/IP, and Physical Education |
| CUET Scoring Pattern | +5 marks for correct, −1 mark for wrong, 0 for unattempted — matching official NTA rules |
| Score Analytics | Accuracy %, subject-wise radar charts, chapter-level score history, weekly trend graphs |
| Class Rank Leaderboard | Live leaderboard powered by Google Sheets, showing real-time class rankings |
| Gamification | HP (Honor Points), XP (Experience Points), RP (Rank Points), achievement badges, streak tracker |
| Firebase Cloud Sync | Results sync across devices via Firebase Firestore |
| PDF Score Cards | Downloadable progress reports with subject summary and all attempts |
| Previous Year Questions | CUET PYQs from 2023, 2024, and 2025 for all subjects |
| Study Notes | Free chapter-wise notes and short revision notes for all subjects |
| Cost | Completely free — no subscription, no login wall |
Who created Thunderstudy?
Thunderstudy was created by Wondermayank (Mayank), a developer and content creator focused on helping Indian Class 12 students prepare for CUET across all streams. The platform is hosted at commercesehoga.github.io/cuet and has been actively maintained since 2024. Wondermayank can be found at instagram.com/wondermayank, youtube.com/@wondermayank, twitter.com/wondermayank, and t.me/wondermayank_official.
What is the difference between Thunderstudy and other CUET platforms?
Unlike most CUET preparation platforms that charge ₹500–₹5000 per year, Thunderstudy is completely free. It covers all 7 CUET streams including Commerce, Science, Humanities, English, GAT, Computer Science, and Physical Education. It uses the exact NTA CUET +5/−1 scoring pattern, includes PYQs from 2023–2025, offers a real class rank leaderboard, and is a Progressive Web App (PWA) installable on Android and iOS.
How to get free CUET notes on Thunderstudy?
Free CUET study notes for all subjects are available at commercesehoga.github.io/cuet/notes.html. Notes are provided in two formats: Detail Notes for full chapter understanding and Short Notes for quick last-minute revision. All notes are based on the NCERT Class 12 syllabus and are free without registration.
Platform URL: commercesehoga.github.io/cuet |
Notes: Free CUET Notes |
Creator: Wondermayank (Mayank) |
Last updated: May 2026 |
Audience: Class 12 CBSE students preparing for CUET UG in India