Timecode Calculator

Convert between frame rates and add or subtract timecodes, with drop-frame support.

Source frame rate

Target frame rate

Timecode (HH:MM:SS:FF)

Converted timecode

00:00:00:00

Total frames

Real seconds

0.000 s

Duration

0h 0m 0s

Drop-frame (29.97 DF / 59.94 DF) skips frame numbers to keep timecode aligned with real clock time — it does not remove video frames.

Frame rate

Timecode A

Timecode B

A + B

A − B

Result

00:00:00:00

Real seconds

0.000 s