Forget about Your math problems

Our times are characterized by something quite unique in human history. It is the speed of change in the reality around us. The changes affect every aspect of our lives – technology, social and political systems, ethics, economy, music. The life of each generation is radically different from the previous generation.

The 21st century will also be an age of change in education. The great leap forward in information technology and the systematic expansion of the Internet infrastructure have enabled new and effective learning methods.

With these new developments, you can already learn faster, more interesting and more conveniently than students did 20 or even 10 years ago. All you have to do is reach out for them.

common photo etrapez

That is why we are here.

Mathkiwi is a young company, based in Poland, spun off from the previous company “eTrapez“. As “eTrapez” with our Video Courses, we gained huge popularity in Poland. In 2023, we created our pioneering math learning app “Kiwi” and started international operations.


 photo by Krystian Karczynski

Krystian Karczynski, MA

Founder & CEO

Graduate of Mathematics at Poznan University of Technology, Poland. Mathematics tutor with many years of experience. Creator of the first “eTrapez” Courses, which have gained immense popularity among students nationwide.

Krystian is also the author of articles and free resources for students on the “eTrapez” Blog. He participates in meetings with students at various Universities.

He lives in Szczecin, Poland. He enjoys walks in the woods, spend time on beaches and kayaking.

Media appearance:


photo by Jan Rychlewski

Jan Rychlewski

Marketing Department Manager

Management student at the Academy of Finance and Business in Warsaw, Poladn. Certified Google Ads and Facebook Ads specialist. He spends most of his life in Excel and Photoshop.

He lives in Warsaw, Poland. He enjoys canoeing, mountain hiking and journalistic books.


Kuba Podkalicki

MathKiwi Application Developer.

Graduate of Astronomy at the Jagiellonian University in Krakow.

Programmer with a passion for mathematics and physics.

Kuba develops web applications using symbolic computing systems like Wolfram Language / Mathematica.

He lives in Sarzyna. He loves astrophysics, skiing and music.