RocketBlocks Review 2026: What the $35 Drills Cover

Three Components, Two Prices, and One Hourly Rate

The consulting product page names three components, in its own order: Drills, Coaching, Concept reviews. The subscription covers the first and the third. The second is billed separately.

The pricing block sits at the foot of that page under the heading "Simple pricing." Two plans appear. The monthly subscription is "$35 per month", "Billed monthly", with a "7-day free trial". The annual pass is "$155 per year", "Billed annually", with the same trial, and the publisher describes it as "Annual access for those who believe slow and steady wins the race." Both plans list the same three lines: consulting drills, consulting concepts, and consulting coaching at $200 an hour.

That third line is the one to read twice. Coaching is inside neither plan. The page says the experts "are former managers from leading consulting firms like McKinsey, BCG and Bain" and prints the rate as "a la carte pricing, $200 / hr".

What the drills cover, in the publisher's words: "problem structuring, mental math and charts and data analysis", with each question carrying "answers from RocketBlocks Experts from McKinsey, BCG and Bain". The math is described as "an unlimited supply of case style math questions, from long division to breakevens". Concept reviews handle the background, "from tricky breakeven problems to how to read complicated charts".

One figure the publisher does not print anywhere: a total count of drills. The math supply is called unlimited and the other families carry no number. We therefore give no total, because a total we invented would be worth nothing.

The One Thing RocketBlocks Says It Does Not Do

The clearest statement of method on the whole site is in the help center, and it is an answer to a question about an absence.

The FAQ asks, in its own heading, why the consulting product provides no full case walk-throughs. The answer, read 7 October 2026: "While we believe there is value in walking through a full case, and highly encourage students to do mock interviews with friends, consulting firms and career center staff, we believe that students need to first master the key skills that will be tested for in the consulting interview process. Thus, our platform is specifically designed to highlight and drill students on these critical skills so they can put their best foot forward on interview day."

That is a teaching theory, stated out loud. Component skills first, assembly later, and the assembly happens with people rather than on the platform. The same page says where the material originates: "All content is created by current and former consultants from top management consulting firms such as McKinsey & Co, The Boston Consulting Group and Bain & Company and more."

The marking mechanism follows from that theory, and the career services page describes it most precisely. You "compare your answers against suggestions from our contributor panel of McKinsey, BCG & Bain consultants". So the comparison is yours to make. A model answer appears beside what you wrote, and you judge the distance.

Set that against what the firms say they weigh. Oliver Wyman writes that "case interviews help us understand how you approach unstructured challenges". BCG says "what matters most is how you approach the problem and the quality of your reasoning". L.E.K. asks you to "share your thought process as information is revealed", and advises candidates to "practice with people who currently work in strategy consulting". The platform's own answer and L.E.K.'s advice point the same way on that last step.

Where the Drill Library Works Best for a Beginner

The drill library fixes the thing that blocks most beginners, which is slowness on the mechanical parts.

A candidate who cannot divide 4.8 million by 160 thousand in their head will burn the clock and lose the thread of their own case. That failure has nothing to do with business judgment, and it is entirely drillable. An unlimited supply of arithmetic prompts at $35 a month is a straightforwardly good answer to it, and the publisher is right to lead with it.

The second thing it gets right is granularity. Interview preparation usually arrives as whole cases, which means every repetition tests six skills at once and tells you almost nothing about which one broke. Splitting the exercise into structuring, brainstorming, math and chart reading means a weak hour can be aimed at the weak skill. That design choice costs the publisher something, because whole cases are easier to sell, and it chose the harder shape.

The annual price is also unusually gentle, and nobody computes what it saves. Twelve months at $35 is $420, against $155 for the annual pass. That is a reduction of 63 percent, which is ours to calculate rather than theirs to claim, since the page prints no percentage. A candidate preparing over a long horizon pays less here than with us.

Its career services page is candid in a way sales pages rarely are. It calls the product "Student-driven, independent interview prep" and says the reporting it gives administrators covers "student engagement and activity on the platform". Engagement, which is what a platform can see. A seller who describes its own instrument that precisely is easier to trust on everything else.

What a Drill Cannot Do, by Construction

A model answer beside yours cannot tell you which of your branches was weak, because nothing read yours. That is a property of the form and no criticism of the panel who wrote the answers, and it would stay true if the panel doubled.

Here is the whole picture across the forms a candidate mixes, ours included.

The last row is what makes the rest of this table readable. We score structure, arithmetic, sizing, brainstorming, exhibits and synthesis. We do not score whether you held the room, and part of a partner interview is holding the room. Several of our simulators are still being built.

There is a second structural point, and it belongs to the a la carte model rather than to the drills. A rate of $200 an hour means the correction is priced per unit, so the hundredth repetition costs what the first one did. Volume and human judgment pull against each other at any hourly rate, and that tension is arithmetic rather than a complaint.

What Our Grader Reads in a Market Sizing Chain

Our mechanism puts a verdict on what you produced, and the weights are published because they are ours to publish. No firm publishes a scoring sheet.

Market sizing is scored Scope 25, Assumption chain 30, Arithmetic 25, Sanity check 20. Case math is scored Answer 40, Working 25, Units 15, Interpretation 20. Both sets live in src/lib/grading/rubrics.ts, and the whole collection sits on our method page.

Look at what those sizing weights say. The arithmetic is worth 25 of 100. The chain of assumptions that got you there is worth 30, more than the sum you computed, and stating the scope you chose is worth another 25. A candidate who lands a defensible number through an unstated chain with no sanity check keeps 50 of those points. That is the diagnosis an unlimited math supply cannot give you, because it checks the number and the number is a quarter of the mark.

The math weights make a related point about the last step. Saying what the figure means for the client is worth 20, and showing the working is worth 25. Getting the number right is 40. A right answer delivered bare takes 40 and leaves 60 on the table, and that split is the sort of thing you only learn from something that marks you.

One Coaching Hour Against a Year of Either Platform

An hourly rate and a subscription do not compare on the sticker. They compare on the cost of a stated amount of use, so here is the arithmetic, recomputed by hand.

Our own prices come out of src/lib/pricing.ts: $49 a month, $120 for 90 days, $249 for a year. The 90 day plan spans three months, so it runs at $40 a month. The year divided by twelve gives $20.75, which we round to about $21 and we say so.

Now put the published RocketBlocks figures through the same division.

1. The annual pass at $155 works out at $12.92 a month, because 155 divided by 12 is 12.9166, rounded to the cent.
2. So the annual pass is $7.83 a month cheaper than our annual plan at $20.75, and the monthly plan is $14 a month cheaper than ours.
3. One coaching hour at $200 costs $45 more than a whole year of the platform, because 200 less 155 is 45.
4. Four months at $49 is $196, which is four dollars under one coaching hour.
5. Five coaching hours cost $1,000, and four years at $249 is $996.

Read those numbers for exactly what they show. On access to drills, RocketBlocks is cheaper than us on both plans, and we are not going to dress that up. What the table prices is a verdict on your own answer, which is a different good from a prompt with a model answer attached. The empty cells in the first two rows carry the real content: no cost per graded answer exists there, because the quantity is zero.

One price is not published, and we tried. The additional modules for behavioral, product and strategy roles are advertised with a discount, and the page shows the figure only inside an account. We do not open accounts with other companies to read a price, so the honest line is that only the consulting module has a published one.

Where This RocketBlocks Review Lands, and for Whom

This verdict is a rule rather than a score. Four readers, four answers.

Subscribe if your problem is speed on the mechanical parts. You lose the thread doing arithmetic, or charts take you ninety seconds to read. Take the seven day trial, drill math and charts for a week, and then decide. At $35 a month this is among the cheapest answers to that specific problem anywhere.

Take the annual pass if your interviews are more than four months out. Twelve months at $35 is $420 against $155, so the break even arrives before the fifth month. A long horizon makes this the obvious one of the two.

Do not make it your only preparation, and the publisher agrees. Its own help center says it drills component skills and sends you to friends, firms and career center staff for whole cases. Take that at face value. A candidate who only ever drills components will walk into a case having never assembled one out loud.

Buy the coaching hours only when you know the question. At $200 an hour, going in with "am I ready" wastes the hour. Going in with "my structures cover the problem and I lose the room in the first ninety seconds" does not. That hour is worth more than a year of the platform, and it should be spent on the thing a platform cannot see.

Where to Take the Drills You Have Already Done

The gap this page measured is one step wide. The drills give you unlimited component repetitions with a model answer attached; the assembly and the verdict happen elsewhere, which is what the publisher says too.

Our drills put a mark on each attempt rather than a model beside it. The market sizing drill scores Scope 25, Assumption chain 30, Arithmetic 25 and Sanity check 20, so the chain stops being invisible behind the number. The math drill scores Answer 40, Working 25, Units 15 and Interpretation 20, which is the split that explains why a correct bare number loses most of the mark. Our pricing is $49 a month, $120 for 90 days, or $249 for a year, about $21 a month on the annual plan.

What we do not do, plainly. We are more expensive than this platform on access. We do not replace a human on how you come across to a partner. Several of our scoring simulators are still being built, and we do not sell an unlimited arithmetic supply.

For the step the help center points at, our case interview prep guide covers assembling a whole case, and free prep resources lists the firms that publish full cases at no cost.

How the Prices Above Were Read

Every statement about RocketBlocks on this page comes from a page the company published, with the date we read it. Nothing comes from another preparation site.

Access was straightforward, which is worth recording because it rarely is. The domain answers 200 to a plain request with a browser user agent, and both prices, the coaching rate and the help center text are plain text in the HTML served. No archive capture and no proxy was needed. The product page, the help center and the career services page were all read on 7 October 2026.

The neutral yardstick comes from three firms rather than from any preparation seller. Oliver Wyman, BCG and L.E.K. each publish what their own case interview is for, and all three were read the same day.

Four things we could not establish. There is no published count of drills outside the arithmetic family, which the publisher calls unlimited. There is no published price for the additional modules. There is no published total of coaches, and no published waiting time to book one. And two coverage claims on the career services page, one about the world's top twenty universities and one about half the Ivy League, carry no list, no named ranking and no date, so they stay claims by their author rather than facts on this page.