Runner on a ridge trail at sunset

    Free running training plan. Every run has a reason.

    From your first 5K to a marathon, with real paces from your own race times. It adapts to how you slept and what you actually ran.

    Start here

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    See my half marathon plan

    Never raced? Start with a first 5K

    A real week · Half marathon · Week 10 of 18 · Build

    What a week looks like.

    About 5.5 hours · adjusts to the days you have

    1. MON
      Rest
    2. TUE
      Cruise intervals45 min · 4 × 6 min, 60 s jog
    3. WED
      Easy run63 min · conversational
    4. THU
      Tempo run46 min · 20 min continuous tempo
    5. FRI
      Easy run63 min · conversational
    6. SAT
      Rest
    7. SUN
      Long run1 h 50 · steady, about 10 mi
    Run

    Built for how runners actually train.

    • Paces from your own races

      Give it a recent race time and every session gets a real pace range: easy, tempo and intervals. No lab test, no guessing.

    • It rewrites itself

      Miss a run and the week is rebuilt around what you actually did. Connect Oura, WHOOP or Apple Health and a bad night eases the day's hard session.

    • A race-day plan

      Set a target time and race week brings splits, an even-effort strategy and a fueling plan, so the first mile is not a guess.

    Pick your race

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    Running questions

    How many days a week do I need to run?

    Three well-planned days are enough to finish a half marathon. Four or five give you more easy volume and usually faster progress. Tell the builder the days you actually have and the week is built around them.

    Do I need a watch or a heart rate monitor?

    No. Sessions are written as pace ranges from your race times, or as effort out of 10 if you have none. Connect Strava, Apple Health or another device later and the plan starts reading what you actually ran.

    Can it check my running form?

    Yes. Film a few seconds of yourself running on your phone and the form analysis points out what to work on. Running form analysis is live today; cycling and swimming are in beta.

    Your running plan, free, in 60 seconds.

    See my plan

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