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JES Extensifier lets users edit image description extensions of QuickTime movies: (interlace, color, clipping, scaling).

What's New

Version 2.5:
  • Added a timecode editor
  • Some timecode properties can be set from command line
  • Removed compatibility with old-style presets and watch folders (just create new ones)
  • Improved layout of Manual tab
  • Better interlace presets
  • Added UHD (4K and 8K) presets


  • OS X 10.5 or later

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5 2


Current Version (2.x)


Downloads 3,684
Version Downloads 135
License Free
Date 24 Apr 2015
Platform OS X / Intel 32
Price Free
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