Stop buying tests one by one. Get all 6 courses in one package.
Complete Chakravyuh is the complete UPSC ISS test series for 2027. More than 6000 questions across all 6 papers, with every descriptive answer evaluated within 3 days.
Built only for UPSC ISS · Covers all 4 Statistics papers + General Studies + General English
Why most ISS aspirants do not improve.
It is rarely about effort. It is about how the year is spent. These five gaps quietly cost ranks.
Objective papers solved only from PDFs
No tracking of speed or accuracy, and self checking eats up hours that should go into practice.
Descriptive papers without real timing
Papers 3 and 4 are practised casually, never under the real 3 hour exam clock and pressure.
General Studies and English ignored
Two full papers that carry real marks are pushed aside till the very end, then rushed.
Answers written but never evaluated
Without feedback, the same mistakes repeat for months and presentation never improves.
A whole year spent only on lectures
Watching goes on till the last month, while actual practice and mock tests barely begin.
Six full courses plus one bonus.
All in a single package, built only for the UPSC ISS pattern.
Free Mock Test Series
3 full length tests across all 6 papers and 5 topic wise objective tests, with All India rank and full solutions.
Daily Practice Problems
Around 200 DPP sets and 3000+ questions across the Statistics papers, released daily with step by step solutions.
Objective Topic Wise Tests
65 tests, live and self paced, covering every topic of Papers 1 and 2, with rank and topic wise strength reports.
Descriptive Tests with Evaluation
16 descriptive tests plus General Studies and General English, each answer checked by a real evaluator within 3 days.
Full Length Tests
34 full papers across all 6 papers on the exact exam pattern, with real timing, negative marking, rank and percentile.
Previous Year Papers, Solved
22 previous year papers from the last 11 years for Papers 1 and 2, fully solved, on the exact exam interface.
Brahmastra Formula Book
A complete quick revision book of every important formula across all four Statistics papers. Included free with the package.
One price. Everything included.
Bought separately, these courses cost ₹19,994. As one package, they cost a fraction of that.
UPSC ISS + NET Statistics Combo
- Everything in Complete Chakravyuh: all 6 courses plus the Formula Book
- The complete UGC NET Statistics program: 100+ tests
- Add the full NET program for just ₹1,000 more
- One statistics preparation, two career paths: service and professorship
- Private groups and doubt support for both exams
The combo moves to ₹ from 1 October 2026.
Enrol for the Combo · ₹8,499Complete Chakravyuh: UPSC ISS Test Series 2027
- All 6 courses plus the Brahmastra Formula Book
- 6000+ questions across all 6 papers
- Every descriptive answer evaluated within 3 days
- All India rank, percentile and strength reports
- 22 previous year papers, fully solved
- Covers the complete UPSC ISS 2027 season
Not sure yet? Try the Free Course first
Regular price ₹7,499 is valid till 30 September 2026. From 1 October 2026, the standard price of ₹ applies for the package, and the combo moves to ₹. Bought separately, all courses total ₹19,994.
Secure checkout via Razorpay · Instant access after payment
Real practice changes how aspirants feel walking into the exam hall.
A well designed mock test series with objective tests, subjective assignments and full length 6 paper mocks that closely matched the actual UPSC ISS pattern. The detailed feedback after each test was particularly valuable.
StatChakravyuh helped me improve my MCQ scores through the sectional mocks, and then the full length mocks. It also helped me understand my writing skills in the subjective papers.
Your MCQ pattern is great. The personalised feedback after checking the theory paper is really a great thing. That helped me a lot.
StatChakravyuh tests helped me improve my speed and accuracy in Paper 1 and Paper 2. The Official Statistics notes are current and top notch. A nice experience overall.
Great user interface and highly relevant question banks. Having both topic wise and full length tests in one place makes preparation very structured and effective.
There are already very few sources for statistics, so StatChakravyuh has been a boon. The Official Statistics blogs were so useful, I never missed a single one. Please continue the free blogs for the 2027 batch too.
It was great to be a part of StatChakravyuh. Guidance whenever needed, and the practice tests helped a lot in preparation. Thank you.
Mocks make you consistent with studies.
Our Results 2026
The UPSC ISS 2026 result will be updated here as soon as it is declared.
Built by someone who has walked this path.
Founder and Mentor, StatChakravyuh
Every test in Complete Chakravyuh is designed the way a serious ISS aspirant actually needs it: exam level questions, honest difficulty, real evaluation, and analysis that tells you exactly what to fix before the next test.
Four simple steps from enrolment to exam ready.
Enrol once, unlock everything
One payment opens all 6 courses and the bonus Formula Book.
Practice daily
Solve daily practice problems and topic wise tests as they release.
Write and get evaluated
Submit descriptive answers and receive real feedback within 3 days.
Simulate the real exam
Take full length mocks and previous year papers, track your rank, improve every week.
Frequently asked questions.
Is this the complete UPSC ISS test series for 2027?
Yes. Complete Chakravyuh covers all 6 papers of the UPSC Indian Statistical Service exam, which are Statistics Papers 1 to 4, General Studies and General English, with both objective and descriptive practice.
Do you evaluate descriptive answers for Papers 3 and 4?
Yes. Every descriptive answer you submit is checked by a real evaluator within 3 days, with feedback and a model answer. This also covers General Studies and General English.
Do you provide UPSC ISS previous year papers?
Yes. You get 22 previous year papers from the last 11 years for Papers 1 and 2, fully solved, on the exact exam interface.
How is Statistics Paper 4 covered?
Paper 4 has seven sections and you attempt only two. Daily Practice Problems and Descriptive tests give deep practice on the four highest scoring sections, which are Demography, Quality Control, Design of Experiments and Multivariate Analysis. The Full Length tests cover all seven sections, so you are ready whichever two you choose.
How many questions are there in total?
More than 6000 questions across daily practice problems, topic wise tests, full length mocks and previous year papers.
Is the objective practice on the real exam interface?
Yes. Objective tests are taken online with timing, negative marking, instant scoring, All India rank and a speed and accuracy report. No solving from PDFs.
What is the price and till when?
The regular price is ₹7,499 and it is valid till 30 September 2026. After the regular window, the standard price is ₹8,999. The total value of all courses bought separately is ₹19,994.
Can I buy a single course instead of the package?
Each course is available on its own, but Complete Chakravyuh gives you all 6 courses plus the bonus Formula Book at a price lower than buying even one or two separately.
Is there a free option to try first?
Yes. The Free Mock Test Series gives you 3 full length tests and 5 topic wise tests at no cost, so you can experience the platform before you enrol.
Still deciding? Chat with us on WhatsApp and ask us anything.
Everything you need for UPSC ISS 2027. One package.
6000+ questions, all 6 papers, every descriptive answer evaluated within 3 days. One enrolment covers your complete season.
Enrol now at ₹7,499Practice · Improve · Repeat