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Calcimator

Scene Duration Calculator

Estimate scene time from dialogue word count and action beats.

Inputs

wpm
sec

Results

Scene Duration

40 sec

Total Frames (24fps)960
Drawings (on 2s)480
Dialogue Time32 sec
Action Time6 sec
Formatted Time0:40
How to Use This Calculator
  1. Enter Dialogue Word Count, Speaking Rate, and Action Beats.
  2. Set Seconds per Action.
  3. Review the Scene Duration (sec) result.
  4. Use Total Frames (24fps) and Drawings (on 2s) to inform your decision.

How the result changes with Dialogue Word Count

Dialogue Word CountScene Duration
500218.5 sec
1,750749.5 sec
3,2501,387 sec
4,5001,918.5 sec

What each input means

Dialogue Word Count
Number of spoken words in the scene.
Speaking Rate
Speaking speed in words per minute.
Action Beats
Number of distinct physical actions in the scene.
Seconds per Action
Average duration of each action beat.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Dialogue Word Count = 80, Speaking Rate = 150, Action Beats = 3, Seconds per Action = 2 = 4 input(s) provided
  2. Calculate Scene Duration
    Scene Duration
    40 = 40
  3. Calculate Total Frames
    Total Frames
    960 = 960
  4. Calculate Drawings
    Drawings
    480 = 480

Engine last updated . Checked against 2 independently-derived tests — how we verify calculators.

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