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views:

42

answers:

3

What size should the Application Icon be for .NET programs?

A: 

Stick with a 32x32 .ico at design time, and you'll be fine. Generally .ico can be 16x16.

Icon files (.ico) can have multiple images within them. Those images can be multiple colour depths/sizes. Use a tool like Photoshop or Paint.NET, and you can include 16x16, 32x32, 48x48 and 64x64 in a single .ico file, and the operating system will display the best one to show, depending on the view of the directory (Details, List, Large Icon, etc).

p.campbell
+3  A: 

You can have multiple sizes in single Icon file (XP style icons) and depending on the situation Windows can use the right size from the collection. For more information see this MSDN article.

TheVillageIdiot
+1  A: 

With Windows Vista and Windows 7 supporting 256x256 icons, that would be your best bet. You can then scale it as needed (and so can Windows).

Vincent
A 256x256 icon usually looks really ugly at 32x32 or 16x16. Usually a 32x32 icon looks ugly at 16x16.
Albin Sunnanbo