Pevlika

Heart Rate Zone Calculator

Find your training zones for easy runs, tempo work and intervals.

Runs in your browser — nothing is uploaded
Add it to use the more personal Karvonen method.

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Informational only — not medical advice. Talk to a doctor or registered dietitian about your health.

How to use Heart Rate Zone Calculator

  1. Enter your age.
  2. Optionally add your resting heart rate (measured in the morning).
  3. Use the zone ranges for your workouts.

Questions

What is zone 2 training?

Easy, conversational effort (about 60–70% of max heart rate) that builds aerobic endurance. Many endurance plans spend most time here.

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