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Hear metrics and improve your swimming in real-time

The most accurate tracking gear that tracks workouts and provides detailed metrics
in real-time

Pre-order now
One real-time assistant for all types of swim training
You can measure
exact what you need
SONR Tracker measures data from your temple and provides it to you during and after the training

Underwater time and distance

Track your speed and time when swimming underwater. It helps you to get faster and reach higher results in each lap.

Symmetric Stroke

Have the possibility to assess the symmetry of your stroke and develop a perfect technique.

Heart rate

Monitor your heart rate and ensure you are training at the optimum intensity.

Stroke power

Analyse your swimming power points and increase the strength and power of each split.

Underwater time and distance

Track your speed and time when swimming underwater. This helps you to get faster and reach higher results in each lap.

Symmetric Stroke

Have the possibility to assess the symmetry of your stroke and develop a perfect technique.

Heart rate

Monitor your heart rate and ensure you are training at the optimum intensity.

Stroke power

Analyse your swimming power points and increase the strength and power of each split.

Other metrics you can hear

Pace

Underwater time and distance

Breath count

Swim Time

Turn time

Swimming style

Heart Rate

Stroke rate & Stroke count

Stroke Power

Innovations for swimmers

Bone-conduction technology
Swimmers hear metrics loud and clear right during the training even underwater.
SONR Tracker can be placed anywhere on the swimmer’s head. Thanks to its lightweight design after just a few minutes, swimmers forget about it, staying focused on the training.

Accurate swim data tracking
The combination of rule-based and machine-learning algorithms in SONR Tracker offers the most accurate tracking and analysis.
Texas Instruments' motion sensors used in this gadget provide high-precision tracking and detailed swim data.

Get the most accurate
swim tracker now!
Super Early Bird Price
$249
$299
Basic set includes receiver and radio transmitter.
Set up and analyze your workouts in App
Set your goals
Create or import your training plan
Identify areas of improvement
Track and analyze your progress over time
Visualize detailed metrics from your swim
Share your results with your mates or a coach
Choose the best way to follow your training plan

Upload your coach's training plan into the SONR Tracker app and hear each set while swimming.

Build up your training plan directly in the app or use ours designed per type of swimmer and objectives.

Export your workout to most popular platforms

Share your results with your coach and swim mates directly in SONR Tracker app.

Strava

MySwimPro

Swim.com

Tri Swim Coach

Training Peaks

SwimUp

Listen to music and enjoy your swim

SONR is not just a tracking gear, it is also an underwater music player. Use it for following your results and upgrading your training, as well as for a relaxing swim after a tough work day.

Take all from your swimming workout
Super Early Bird Price
$249
$299
Basic set includes receiver and radio transmitter.
Testimonials

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

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

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

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
Tech Specs
Battery life
3 h without charging
Lightweight
Weighting just 50g
Warranty
2 years
Compatible
Supports mp3, WAV, WMA, AAC, FLAC
Learn more
Battery life
3 hours
Battery type
Lithium-ion
Charge time
2 hours
Charger
5V - 0,5А
Charging cable
4 pin Magnetic charging cable
Speaker
Bone conduction speaker
Compatible profiles
MP3, WMA, FLAC, WAV, AAC
Frequency response
20Hz~20KHz
Sensitivity
96 ± 3dB
Standby time
Up to 10 Days
Wireless type
Bluetooth v5
HR Sensors
Texas instruments
IMU Sensors
3D digital accelerometer
IMU Sensors
3D digital gyroscope
Memory
1 Gb
App
iOS and Android app
Warranty
2 Years
Water resistance
ATM5 (Waterproof)
Weight
50 g
Dimensions
2,4x0,55 in (61x16 mm)
Indication
8 Led indicators
Buttons
1 button mode
Metrics
Pace, Swim Time, Pool Time, Underwater time and distance, Breath count, Heart rate, Stroke rate, Stroke count, Turn time, Swimming style, Stroke power, Symmetric stroke
Get your SONR Tracker
sooner than others
Super Early Bird Price
$249
$299
Basic set includes receiver and radio transmitter.
Share your workout experience with us and get SONR Tracker with 50% discount
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.