Increase your success rate in McKinsey Solve 
up to 50% effortlessly with the most cutting-edge Solver

 How the Ecosystem Solver helps

Most accurate Solver in the market

Match 100% the logic of McKinsey Ecosystem Building mini-game. 


Automatic and optimal solutions without any effort

All you need to do is fill in the data,
and our Solver will tell you exactly the best combinations to choose.

Time saving for the next mini-game

The Ecosystem will be solved in less than 15 minutes,
so you can preserve your valuable time for the Redrock Study Task after that.

Ecosystem Solver in action

Step 1
Separate the species into three groups based on their location parameter.

Step 2
Input data for producers across the 3 groups.
Following that, our Solver will automatically suggest the best group.

Step 3
Input data for animals in the chosen group.
After that, our Solver will automatically suggest the best combination.

If you want to build the food chain with the other groups, you can always go back to do that.

What we offer

Hacking McKinsey Solve is a seamless solution through the use of tokens. 

Each product contains 1 TOKEN which grants you access to the Solver tool for 1 TIME.

FREE practice data sets of 39 diverse species (9 Producers & 30 Animals) 100% simulating the real McKinsey format will also help you get familiar before the actual test.


Hacking McKinsey Solve

Get better position than other McKinsey applicants with less effort  

30% DISCOUNT for 3 tokens

Let’s optimize your experience with our special promotion!

We are offering a 30discount for customers buying 3 products of Ecosystem Solver (or 3 tokens).

50% Refund Guarantee

We understand the importance of confidence in your investment. 



That’s why we offer a 50% Refund: if you don’t pass the test within 30 days of purchasing our tool, we’ll refund half of your payment. 


Send your proof (screenshots, pictures, etc.) of your test result via our email: [email protected]Your request will be processed in 1-2 business days, then you can receive the refund amount.

So, why wait?

Get ready to beat the McKinsey Solve Game with our awesome Solver tool now!

Frequently Asked Questions

There are 3 steps to use the Ecosystem Solver as we mentioned above. In addition, we also provide a more detailed instruction to help new users run it. You can find it here!

All practice data sets are FREE. You can click on the “Practice Data Sets” section on the navigation bar to access the page, and download the PDF file that we attached. Then, you can use that data sets to practice with the Solver tool.

We regularly collect data through research and test-takers’ feedback. Therefore, when there are any changes in McKinsey Ecosystem, we will update our Solver tool to ensure it match exactly the logic of the latest version.