Features

Training analysis

Your threshold, VO₂max, fitness and fatigue, worked out from your watch activities. No lab tests.

What you train

How much, how and with what load.

All your sports count. Each card is the app’s own, shown with a sample runner.

Volume 521 km +18%

Distance, time and climbing per week, and whether it’s in line with the previous ones: the first check against doing too much or too little.

Distribution 68 % in Z1–Z2

How much of your time goes into each heart rate zone. Mostly easy and a little hard is polarised training, the way people improve.

Stimulus 232 pts / wk +6%

What each week works on: aerobic base, threshold, VO₂ or anaerobic. To see whether the block does what you want.

Load 37.2 CTL TSB +6.5 · Optimal load

Your fitness (CTL), fatigue (ATL) and the gap between them: whether you’re ready to push, just right or piling up tiredness.

How fit you are

Your threshold and VO₂max, with no lab.

They come from your workouts with heart rate and pace, and update every week. Every figure says where it comes from.

VO2max 56.5 ml/kg/min +3%

Estimated from your workouts, with how it moves. When it rises, your aerobic engine is growing.

Threshold 4:20 /km · 173 bpm Improving

Your threshold pace and heart rate, measured on your steady stretches near it. Your zones and paces come from them.

Training paces 5:13–5:45 /km · easy

The pace for each kind of session, from recovery to short repeats, worked out from your threshold (as Jack Daniels does).

Drift 4.4 % 14 sessions

How much your heart rate climbs at a steady pace on long runs. Less drift means a better aerobic base.

Efficiency 1.35 m/beat Fairly low

Metres per heartbeat at easy pace: if you go faster for the same heart rate, your economy is improving.

Curves 4:18 /km · 5 min Best effort

Your best pace for every duration, from seconds to hours: where you’re strong and where you can improve.

What you can achieve

Your times, from today’s fitness.

What today’s fitness gives you over 5K, 10K, half and marathon, with its range, and how it changes over the weeks.

  • 5K, 10K, half and marathon, with a range.
  • How they change week by week with your training.
  • Compared with your real races.
Prediction
5K 20:36 4:07 /km 19:53–21:19
10K 42:43 4:16 /km 40:43–44:43
Half marathon 1:32:24 4:23 /km 1:27:00–1:37:48
Marathon 3:24:02 4:50 /km 3:09:43–3:38:21

Find out how you are today.

Upload your activities and get your first analysis as soon as the import finishes.

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