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Calcimator

Tuning System Calculator

Compare note frequencies across equal temperament, just intonation, and Pythagorean tuning systems.

Inputs

Hz

Results

Equal Temperament

440 Hz

Just Intonation440 Hz
Pythagorean440 Hz
Cents Diff (Just vs ET)0 cents
Cents Diff (Pyth vs ET)0 cents
How to Use This Calculator
  1. Enter Reference A4 Frequency, Semitones from A, and Octave.
  2. Set Highlight System.
  3. Review the Equal Temperament (Hz) result.
  4. Use Just Intonation (Hz) and Pythagorean (Hz) to inform your decision.
  5. Use the chart to visualize the results and explore different scenarios by adjusting inputs.
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