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Swim and hear your metrics in real-time
The world's first real-time data provider.
No distraction on data checking
personalised feedback
Accurately tracked metrics in different types of swim training
Selection of tracking metrics for each training
Analysed data after the swim training
Stop tracking your data!
SONR does it for you
All swim data
in one mobile app
The smartest real-time gear for swimmers
Bone-conduction technology allows the swimmers to hear live metrics and workout instructions.
Hear the metrics and correct yourself while swimming.
Store data to track the progress.
Bone conduction technology delivers high quality sound despite ambient noise
The high-performance sensors track precisely each lap to keep you confident about the data and its accuracy.
Real-time tracking
Quality sound
Innovative technology
the metrics you want to hear
How it works
Customise the
frequency of data delivery
the SONR Tracker
on your head
Hear the metrics while training
SONR Tracker
What you get:
  • Possibility to listen to your favorite music
  • Voice assistance at set intervals
  • Provision of customised 6 metrics in real-time
  • Up to 10 metrics tracked at once
  • Daily and weekly training report
Join our swim community where you can find new swim-mates, get valuable insights and share your training results
Only now you'll get SONR Tracker for free with subscription*.

*Offer available until August 15th, 2022
Membership includes
SONR Tracker
Real-Time Metrics
SONR Swim App
Swim Analysis & Community
Even more benefits
Supports mp3, WAV, WMA,
Weighting just 50g
Battery life
3 h without charging
2 years
Check all important metrics in one app
Swim Time
Heart Rate
Turn time
Stroke rate & Stroke count
Breath count
Swimming style
Check reports in your app, see what needs to be improved, compare the results and follow the progress
Pool Time
What swimmers say
“Finally, I have a device to listen to music and to track my progress. It's really efficient for the endless pool training.”
Dave Collins
Swimmer, USA
“SONR Tracker is the best assistant! I find it really helpful to hear my heart rate and time while swimming. And it's accurate and reliable.“
Samuel Evans
Competitive swimmer, UK
“This device is fantastic for training. I love the battery life. I can hear with absolute clarity while I am swimming.”
Jennifer Cook
Open water swimmer, Australia
“The sound quality was really clear. I would definitely look to have SONR Tracker as a permanent feature that I could use on our camps, trainings and events.”
Sharon Kim
Swimmer, Israel
One real-time assistant for all types of swim trainings
Monthly Subscription
Annual Subscription
Gift Annual Subscription
Make it extra special
Send it back stress-free
Customer tested and approved
Gift Bag Available
45 day returns
Happiness Guaranteed
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