Blog

Breaking Plateaus in Competitive Swimming: Why Instant Feedback Beats Post-Workout Debriefs

August 4, 2026

Learn how an advanced swim stroke correction device delivers immediate audio cues to improve swimming cadence in real time, acting as powerful competitive swimming training tools to break stubborn performance plateaus

Testing Sonr in the pool

May 20, 2020

Valeriya Curinnaia - master of sport and experienced coach had to say something about Sonr while we were testing it in the pool. We appreciate the feedback of professionals and are glad to share it with you.

Prototype v1.0

February 20, 2020

After the first conversation about the underwater radio, 3 months passed by. The guys still considered my idea to be unrealizable, but, as they say, the owner is the boss, so work went forward in full swing.

Possible or impossible?

February 20, 2020

I went to our development lab, known as the ‘Garage,’ just as soon as they had finished developing the Lobster, and I told them we were going to work on a new and bigger project.

The birth of an idea

February 20, 2020

Learning to swim is like studying a foreign language. You may discover all your life, but if you didn’t have the opportunity to study it as a child, you would never reach a high level of proficiency.

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SONR Coach Basic set includes a receiver and radio transmitter.