The Bain online assessment: which test you get and how to prepare

Which online test does Bain use, TestGorilla or Sova?

Both. Bain's own digital assessment page (checked on 29 September 2026) says that if a test is required you will get an email after submitting your application telling you whether you must complete Sova or Test Gorilla. It gives no rule for who gets which. So any guide that says flatly "Bain uses TestGorilla" is simplifying, and any guide that says "Bain uses Sova" is out of date, or describing one office.

What can be dated is thin. Prep sites put Bain's first use of TestGorilla in 2024; the fullest write-up we found was published in March 2025 and updated in June 2026, and its author says it rests on candidate reports and not on Bain documents. Bain gives no date itself. Bain Seoul's published FAQ for Associate Consultant applicants names TestGorilla in a version written for the 2024-25 winter cycle and again in a version dated May 2026, so for Seoul the answer has been the same across at least two cycles.

Elsewhere it moves around. In December 2024 a coach on PrepLounge said different Bain offices had switched back and forth between the two tests over the previous year. In April 2026 an ex-Bain coach on the same forum said Bain Germany had used Sova for most full-time roles over the past twelve months, while adding that this could change by role and office. Those are forum posts from people who coach for a living, not statements from Bain, and we give them the weight that deserves.

You may want this split by programme (undergraduate, MBA, experienced hire, internship). We could not find a primary source that gives one. Bain says the requirement varies by role and office and that the email decides. If you are an MBA or experienced candidate and someone tells you confidently that your track never gets a test, ask your recruiter instead of trusting them.

Our position: stop trying to guess the vendor. The coaches who have watched the two tests change hands say they are close enough that the same preparation covers both, and Bain's own page describes the goal for both in one sentence. Prepare for a timed test that mixes numerical reasoning, logic and judgement, and look at your invitation for the details.

Where does the online test sit in Bain's process?

Between the application and the first interview. Bain's hiring pages describe the usual shape as an application, a digital assessment where one is required, and then case interviews. The order inside that first step differs by office, which the timeline below shows.

If you are working out when to apply so that the test lands at a sensible moment, our consulting recruiting timeline guide covers the season by season view. The short version for this test: it can arrive within days of your application, so have your preparation started before you press submit.

What is inside the Bain online test?

Bain's page is short on this. It says the assessment looks at problem solving, communication and analytical skills, and it names no question types. The most specific official wording comes from Seoul's FAQ, which says the test evaluates case study skills, critical thinking, numerical reasoning and working with data (the earlier Seoul version said data analysis). Everything below that level of detail is candidate and coach reports.

Prep sites report that the TestGorilla version has three or four timed multiple-choice blocks of roughly 8 to 15 minutes each, drawn from numerical reasoning, critical thinking, working with data, problem solving, business judgement, and leadership and people management. They say not every candidate sees every block. Here is what each block is, and how confident we are in it.

The two vendors compared, with the sourcing made visible. Timing is where the sources disagree most, which is one more reason to read your own email carefully.

A word on Pymetrics, since people search for "Bain Pymetrics". Bain's careers pages do not mention it, and we found no Bain source naming it. It is best known as a BCG tool, and some prep sites list it against Bain without a citation. We would treat it as unconfirmed for Bain. If you want the contrasting firm-specific tests, see our guides to BCG's online case and McKinsey Solve.

Can I use a calculator, and does the test have video questions?

Calculator and paper first, because Bain answers that one directly. Its digital assessment page says it twice, once naming TestGorilla and once for the digital assessment in general: pen, paper and a calculator are allowed, and calculators are not allowed in the interviews that follow. Seoul's FAQ says the same in plain words. Prep sites add that TestGorilla itself does not put a calculator on the screen, so the calculator you use is a physical one. Whichever version you are sent, the instructions on the first screen are the final word for your sitting.

What is banned is stated more sharply. Bain's page says AI tools are strictly prohibited, and it lists recording and screenshots as examples. Seoul's 2026 FAQ says you must keep your video on at all times with your full face visible, that dual monitors and any prohibited aid are forbidden, and that the whole session is recorded and monitored, mouse movements included. It also warns that you cannot go back to a previous page, so answers are final once you move on. Bain's page recommends Chrome for TestGorilla and says it can be finished in one sitting; for Sova it says you need not do it in one go.

Now the question people type most: does the Bain TestGorilla test have video questions? Bain's pages do not say. The video that Seoul describes is the webcam recording of you taking the test, which is proctoring and involves no answers from you. Whether some versions also ask you to record answers is disputed. In March 2026 two PrepLounge coaches said some versions end with recorded answers, and two others said TestGorilla does not usually include video assessments; a fifth told candidates to ask their recruiter, since there are several variations. A coach also described Sova as sometimes including personality or video elements. One prep site claims an optional, non-evaluative two-question video at the end of the TestGorilla test, on working style and teamwork, and we could not trace that claim to Bain.

Our answer is "possibly, in some versions, and unconfirmed by Bain". Do not spend weeks rehearsing a video performance for a section that may not exist. Spend one evening answering two questions aloud about a team you worked in, with a timer, and read your invitation the day it arrives: that email is the authority, and Bain's own page says so in effect by promising to tell you which test you must take.

How does Bain use the results, and what score do you need?

Bain says it added digital assessments to give it a fuller picture of candidates than a CV and transcript can, and Seoul's FAQ words it as understanding capabilities against what the Associate Consultant role expects. Nowhere does Bain publish a pass mark, a weighting or a scoring method, and Seoul confirms individual results are not shared. That is all the primary evidence there is.

Candidate reports fill some of the gap, and we flag them as reports. One prep site says each sub-skill is scored on a one to three scale and averaged into section scores, that time is recorded but accuracy seems to count for more than raw speed, and that Bain reads the result alongside your CV and background. The same site says a very low result in several blocks is unlikely to get you an interview, while a strong profile can carry one weaker block. None of that is confirmed by Bain, and we have no scoring access ourselves.

On pass marks, one coach on PrepLounge (October 2024) said a cut-off of 70 to 80 per cent per section had long been rumoured for similar tests at other firms, and described it as speculation and not as anything Bain had confirmed. We would not plan around a number no one can source. A second coach in the same thread made the more useful point, which is that you should understand how wrong answers are weighted before you start guessing. Read the instructions for any mention of negative marking, and answer everything you can do properly before you guess on the rest.

So think of it as a screen and not a scorecard. It sits early in a process where each stage decides whether you reach the next, and Seoul says progress depends on performance in the previous round. You get no feedback on the result, and Bain does not describe any use of it beyond the screen. Clearing it is the goal, and we know of no reason to think beating it by a wide margin buys you anything. That argues for steady accuracy, not for burning your preparation weeks chasing the last few percentage points on a test you will meet once.

What comes after the test, and how is the Bain case interview different?

The case interview, which is where your offer is decided. Bain's careers page describes it as a structured conversation in which you work through a business problem of the kind its teams face, says there is no single right answer, and asks you to share your reasoning and calculations even when you are unsure. Its interviewing page adds that these interviews reward precision but also creativity. Bain also asks you to stay flexible and follow the interviewer's cues, which is one reason the format debate is not settled.

Accounts differ on whether a Bain case is led by you or by the interviewer, so prepare for both. We wrote a full comparison in interviewer-led vs candidate-led cases, and the wider firm picture, including the fit interview and where a written case appears, is in our Bain case interview guide. The one thing the test and the case share is arithmetic under pressure, which is why the number handling you build for the first carries into the second. Our case interview maths guide is the place to build it.

Rigor is one of fourteen skills we mark. It covers the same ground as the online test's numerical block, with one difference: in the case you say the calculation aloud and sense-check the result against a known anchor, which is what our top anchor asks for. That habit, stating what you are computing before you compute it, is the cheapest upgrade a test-taker can carry into the interview.

That case is a profitability problem, and our profitability case guide explains the structure behind it. If you have not yet practised a full case aloud, do it before the test and not after: the maths you rehearse in a case is the maths the test rewards.

What do the numerical questions look like, and can I try some?

Two of ours, in the style of a timed numerical block. They are not Bain's questions. We have not seen them and would not publish them if we had, and no prep site can credibly claim to hold the live set either. The point is to feel the shape: a small table, a trap that looks like a shortcut, and about a minute to spare.

Notice that every wrong answer is a slip you would also make in a case, and that the fastest route to the right one is the ratio check at the end, not the two multiplications. Ratios are quick and let you catch a slip on the way past. Speed comes from that habit more than from faster calculation.

Timing is the other half. Bain does not publish question counts, and the sources disagree, so the estimator below lets you test the budget. Its defaults are our own assumptions: 600 seconds is the ten minutes TestGorilla lists for its numerical reasoning test, and ten questions is the top of the six to ten per block that prep sites report, chosen so the budget errs on the harsh side. Change both to match your invitation.

Second question. Try it on paper, with your calculator, before you open the answer.

If both went smoothly and fast, the numerical block will probably not be your problem. If you got the first one wrong in the way the first option suggests, spend your preparation on margin and percentage arithmetic before anything else.

How should I prepare, and for how long?

Bain Seoul's FAQ says no study or practice is required in advance, and that is Bain's line. We would not read it as advice to turn up cold on a timed test. Coaches on PrepLounge say the two vendors' tests are close enough that one preparation covers both, and that the core is timed numerical and logical reasoning. We agree, and would put it at about two weeks of short, regular sessions, longer if percentages still make you hesitate.

A caution on paid material. A number of sites sell practice tests labelled for Bain, and some are useful, but none of them can show you the live questions, and several present guesses about sections as facts. We do not sell test practice and do not recommend a vendor. Use whatever gives you timed, multiple-choice, data-heavy questions, and check anything it claims about Bain against Bain's page and your invitation.

Put the rest of your preparation energy into the case interview, which decides the outcome. Our general case interview preparation guide lays out how to build that over a few weeks.

Does MBB Ready simulate Bain's online test?

No. We do not simulate the Bain test, Sova, TestGorilla, or any other firm's proprietary assessment, and we do not hold the questions. We are not affiliated with Bain, and this guide is built from Bain's public pages, Bain Seoul's published FAQs, TestGorilla's public pages and dated candidate reports, which is how we would want you to read it: as a briefing, with the sources visible.