Get smarter insights from your Strava, Garmin, Fitbit, WHOOP, or Terra data. Real sports science to help you train better, eat smarter, and recover faster.
Not just numbers—real insights across three pillars of wellness using proven sports science.
Understand how hard you're training and when to push or rest.
Know exactly what to eat to fuel your goals.
Optimize your rest and know when you're ready to go again.
Pierre uses the same methods trusted by elite coaches and sports scientists around the world.
Measures how hard each workout is based on intensity and duration so you know exactly how much stress you're putting on your body.
Tracks your long-term fitness gains against short-term fatigue to find the sweet spot for peak performance on race day.
Get accurate predictions for 5K, 10K, half marathon, and marathon distances based on your actual training data.
Connect your favorite fitness apps and wearables. Your data stays yours—we just make it smarter.
Connect multiple devices at once. Pierre combines all your data for a complete picture.
Get personalized fitness insights in three simple steps.
Link your Strava, Garmin, Fitbit, WHOOP, Terra, or other fitness accounts with one click.
Chat naturally with your AI assistant about your training, nutrition, or recovery.
Receive personalized recommendations backed by real sports science formulas.
"Am I ready for a hard workout today?"
"What's my predicted marathon time based on recent training?"
"How many calories should I eat today?"
"How's my sleep quality this week?"
"Am I overtraining? Should I take a rest day?"
"What should I eat before my long run tomorrow?"
Pierre is open source and respects your privacy. Your fitness data stays secure.
Your data is encrypted and never shared with third parties.
100% transparent. Review the code, run it yourself, or contribute.
Connect and disconnect your devices anytime. Delete your data whenever you want.
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