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Engauge Digitizer is an open-source digitizing app that converts an image file which shows a graph or map into numbers. The image file can come from a scanner, digital camera, or screenshot. The numbers can be read on the screen, and written or copied to a spreadsheet.

  • Automatic grid-line removal
  • Automatic point matching
  • Automatic curve tracing
  • Automatic axes matching
  • Handles cartesian, polar, linear, and logarithmic graphs
  • Support for drag-and-drop and copy-and-paste makes data transfer fast and easy
  • Image processing highlights data by

What's New

Version 9.5:
  • Fixes for switching to log coordinates, and for segment fill


  • OS X 10.6.6 or later

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5 1


Current Version (9.x)


Downloads 5,710
Version Downloads 22
License Free
Date 12 Oct 2016
Platform Intel 64 / OS X
Price Free
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