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We do the data, so coaches can coach and swimmers can see their progress.

For swim coaches

More one-on-one time with your swimmers.
The tracking happens automatically.

While the data of the whole team comes in, you have time for the swimmer in front of you. Less time keeping the stopwatch running for everyone, more time to coach.

Swimtraxx Hub: 100% Free. No subscription.Used by swimmers and coaches in more than 25 countries
A coach walks along the pool with a tablet while a swimmer swims breaststroke

We do the data, so coaches can coach and swimmers can see their progress.

For swimmers

Become a better swimmer.
Track your swims.

Clip the Swimtraxx One on your goggle strap and every lap, split and stroke is recorded. Swimtraxx Hub is your training diary, next to your own plan or your coach’s.

Swimtraxx Hub: 100% Free. No subscription.Allowed in races (World Aquatics rule SW 15.3)
Swimtraxx One clipped on the goggle strap, at the side of the head
What Swimtraxx makes

Plan, measure, and know why.

Plan and share in Swimtraxx Hub, measure with the Swimtraxx One, time by hand with the Chrono, and train on a method coaches have used for 25 years.Keep your training in Swimtraxx Hub, measure your swims with the Swimtraxx One and learn how training works.

Free app

Swimtraxx Hub

Plan the season, share every session with your team and see what was planned next to what was swum. Attendance and ratings are counted for you.

Your training diary. Your coach’s plan or your own, with every swim next to it, by week, month or year.

Get Swimtraxx Hub, free
The Swimtraxx One sensor
Swim sensor

Swimtraxx One

A small sensor on the goggle strap. Laps, splits, stroke rate and turn times from every pool session.

Follow every swimmer live from the deck.

Clip it on your goggle strap and swim. Laps, splits, strokes and turns are recorded while you swim.

See the Swimtraxx One
The Science of Winning by Prof. dr. Jan Olbrecht, third edition
The book

The Science of Winning

Prof. dr. Jan Olbrecht’s famous guide to planning, periodizing and optimizing swim training. Swimtraxx Hub lets you put its principles into practice.

Prof. dr. Jan Olbrecht’s famous guide to what training does to a swimmer, and why sets are built the way they are.

See the book
The Swimtraxx Chrono stopwatch on the pool deck
For the pool deck

Swimtraxx Chrono

A stopwatch built for the pool deck: split, lap and total time on three displays, a 100-lap memory and a pacer mode for interval sets.

See the Chrono
Jan Olbrecht talks a swimmer through her results during a test
Jan Olbrecht with a swimmer during a test. Photo: roldy.com
The method

Built on how training actually works.

The Science of Winning by Prof. dr. Jan Olbrecht explains what each kind of training does to a swimmer and how to plan a season around it. Swimtraxx Hub gives you the framework to apply it in every session: intensity in the plan, load per swimmer and what was really swum.

The Science of Winning by Prof. dr. Jan Olbrecht explains what each kind of training does to a swimmer. It is the method behind the work of many coaches of Olympic medallists and finalists.

The Science of Winning, third edition
Jeroen Lecoutere, founder of Swimtraxx, swimming
Who makes SwimtraxxBuilt by swimmers, for swimmers

Made by people who swim and coach.

The founder of Swimtraxx, Jeroen Lecoutere, has been in the sport for more than 30 years: national champion in swimming and lifesaving, junior national team, later coach and head of the swimming section at one of the biggest swim teams in Belgium. He swam with teams in Belgium, the Netherlands, Singapore, Australia and at Ohio State in the US, and did a PhD in engineering on technology in sport.

He started Swimtraxx to help grow the sport: coaches with more time for their swimmers, and swimmers who see what their training does.

Used by swimmers and coaches in more than 25 countries.

Plan next week in Swimtraxx Hub.Start your training diary today.

Free on iPhone, iPad, Android, Mac and the web.

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