Frame Rate Converter

The Frame Rate Converter converts between video frame rates, calculates total frame counts for any duration, and converts HH:MM:SS:FF timecodes between different frame rates. Essential for video editors, motion graphics artists, and developers working across broadcast and film standards.

Common Frame Rates

23.976 fps: The film-look standard for NTSC markets. Created by pulling 24fps film down to sync with 29.97 NTSC video. Standard for most narrative film and TV in the US. 24 fps: True cinema frame rate. The cinematic standard since the 1920s. Creates the 'film look' due to its characteristic motion blur. 25 fps: The PAL broadcast standard used in Europe, Australia, and most of Asia. 29.97 fps: NTSC broadcast standard for US, Canada, and Japan. Technically 30000/1001 fps to accommodate color television. 30 fps: Web video and streaming standard. Clean, smooth motion. Often confused with 29.97 — ensure you know which you're using. 60 fps: High frame rate for gaming content, sports, and slow-motion at 120fps/240fps cameras.

Frame Rate Conversion Considerations

Changing a video's frame rate in post-production has significant implications. Speed-up (24→25): Playing 24fps content at 25fps speeds it up by 4.167% and raises audio pitch. Interpolation (24→60): Motion-interpolated frames are generated — quality depends on the algorithm. Pulldown (24→29.97): The 3:2 pulldown technique adds frames while preserving original cadence.