The demo version of Igor Pro is limited in several important ways:
- Files cannot be saved.
- Experiments cannot be saved.
- The clipboard contents cannot be transferred to other programs.
- The printing output is lightly over-printed with Igor-related words and is slower as a result.

SYSTEM REQUIREMENTS
Igor Pro requires Windows 95, Windows 98, NT 4.0, Windows 2000, or Windows ME (Millenium Edition).
IGOR DOES NOT RUN UNDER WINDOWS 3.1
IGOR DOES NOT RUN UNDER WINDOWS NT 3.5

Download Igor Pro 4 for Windows now! (approximately 18,2 MB)

GETTING STARTED WITH IGOR PRO
We strongly recommend that you take the "Guided Tour of Igor" in the Getting Started manual. It will get you off on the right foot and will save you a lot of time in the long run.
To get a feel for what Igor Pro can do, double-click some of the files in the "Examples" folder.
Igor Pro has extensive and informative balloon help. And check out the Help Browser: Choose "Igor Help Browser" in the Help menu.

IGOR AND QUICKTIME
If you have Apple Computer's QuickTime 4.0 or later installed, Igor can import more kinds of image files, such as JPEG and GIF. You can download the free QuickTime software at: http://www.apple.com/quicktime

ONLINE MANUAL
This demo version of Igor Pro ships with a PDF (Adobe Acrobat Portable Document Format) Getting Started manual. The full version of Igor ships with the fullmanual (Volume 1 - Getting Started, Volume II -User's Guide, Volume III, Programming and Reference), all in PDF format.
To use the online manual you will need Adobe Acrobat Reader 4 or later (or Acrobat Exchange). A Free Acrobat Reader can be downloaded from www.adobe.com.