Open Water Swim Tracker

Content rating
Rated for 3+
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Content rating
Rated for 3+
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About this app

Open Water Swim Tracker records your swim in a lake, the sea or a river: the distance from GPS as the big number, your pace per 100 m (or 100 yd) and an arrow that points the way back to where you started. Swim freely, to a distance or time goal, or in intervals by distance.

Use this tracker to track your open water swims with distance, pace, laps and intervals. Want it customized? Feel free to contact us.

Features:
- Programmes: free swim, distance goal, time goal or intervals; the app remembers your last choice
- Intervals by distance, not by time: presets such as 10×100 m with 0:20 rest or 4×500 m with 1:00 rest, or your own distance, rest and rounds
- In the rest between intervals the countdown is the big number
- Distances in metres or yards; the presets are round numbers in both
- The way back: an arrow to your starting point and how far it is
- The back button marks a lap, for example at a buoy; on a watch without one, hold the lower half of the screen for a second. The lap number and its time show right away
- Reminders if you want them: a short vibration every chosen number of minutes or metres
- With a time or distance goal: a vibration and "Halfway - turn back" at half the goal, another one at the goal
- A warning when the battery runs low
- Two pages: distance, time and current pace; the way back and your average pace
- No tap starts or stops a recording: press the side button or hold the screen for a second, so water on the display does not end it by accident
- Summary after saving: distance, time, average pace, best 100 m, calories and highest heart rate
- The phone app can share the GPS track of a swim as a GPX file with an app you choose
- History on the watch with your newest 100 sessions
- Average and maximum heart rate in the history
- Available in 28 languages

Settings on the watch: reminder every … minutes and every … metres, vibration at half the goal (turn back), vibration at the goal, units (automatic, metric or imperial).

How to use:
1. Choose the programme and, for a goal or intervals, its values; the green arrow button (or the side button) goes on
2. Press the side button or hold the screen for a second to begin the session
3. The back button marks a lap; in intervals it goes on to the next phase (without a back button: hold the lower half of the screen)
4. Swipe up or down for the second page
5. Stop the same way you started; choose Continue, Save or Discard

Settings and History: the "⋯" at the bottom of the first screen.

Works on the watch alone: your sessions stay on this watch. A small companion app for the phone comes with it. It writes each saved session to Health Connect on your phone and does nothing else. There every swim appears as open water swimming, with its distance and calories. It is optional: the watch app works on its own, and neither app uses an internet connection. Your heart rate curve goes to Health Connect too. No ads, no subscription, no account.

Questions or problems? Please write to us via the contact form.

Requires Wear OS 3 or newer.
Open water swims: distance, pace per 100 m, the way back to the start, intervals
Updated on
Oct 10, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
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  • No data collected
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What’s new

2026-10-09 - 1.4
- First release