Target Length Calculator

Calculate the exact speed adjustment needed to hit your target duration.Perfect for broadcast requirements and precise timing needs.

Professional Features

Speed Adjustment Calculator

Calculate the exact speed percentage needed to achieve your target duration with frame accuracy.

Dual Timecode Inputs

Enter source and target durations in professional HH:MM:SS:FF format with frame-rate awareness.

Frame-Accurate Results

Get precise speed adjustments that account for every frame in your sequence.

Frame Perfect

Hit your exact target duration every time

125%
2:30 → 2:00

Everything You Need for Precise Timing

From broadcast deliverables to creative edits, our target length calculator handles every timing requirement.

Percentage Output

Get the exact speed percentage needed to achieve your target duration, ready to apply in your NLE.

Perfect for speed adjustments

Professional Timecode

Work with industry-standard timecode format and frame rates for broadcast-ready results.

Broadcast compatible

Frame-Rate Support

Full support for all professional frame rates including 23.976, 24, 25, 29.97, and more.

Maximum compatibility

Get Started with CineMath

Download now to access the Target Length Calculator and the complete suite of professional filmmaking tools.