Pevlika

Click-to-Open Rate Calculator

CTOR: share of openers who clicked a link.

Runs in your browser — nothing is uploaded

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How to use Click-to-Open Rate Calculator

  1. Enter your values — the unit for each field is shown next to it.
  2. The result updates instantly as you type.
  3. Copy the results, or change inputs to compare scenarios.

Formula & assumptions

CTOR = unique clicks ÷ unique opens × 100

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