ScrnSnap is a free, simple and of course, very easy to use. The best thing about it is being a portable application, as it doesn't have an installer and it saves the settings using INI file located inside the application's folder.

REQUIERMENTS:
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Windows XP / Vista / Win7 / Win8
.NET Framework 2.0



ScrnSnap uses user-defined hotkeys to capture high quality images of multiple formats, including PNG, JPG, BMP, GIF TIF, EMF and WMF.



There are currently three methods of capturing a screenshot:


1. Desktop Screenshot:
This method will capture your entire desktop excluding the cursor.


2. Current Window:
This method will capture the focused window only.



3. Custom Capture:
This method will allow you to use a coloured triangle to capture custom areas on your desktop. There are few user customizations for this method. You can access it from the "Region" tab and the "Settings" menu.

4. Webcam Capture:
This feature enables you to take a direct screenshot from your personal webcam.

5. Webpage Capture:
With this feature, you can take a screenshot of an entire website from its beginning to its end by only entering the URL of that website!

6. Win Obj Capture:
This feature enables you to capture screenshots of Windows objects by using a coloured rectangle to capture their handles. This features is made of pure Win32 API!



There are also some nice features in this application:



1. Upload to Imgur:

It allows you to upload the captured screenshot to Imgur, the free image hosting website in just one click!



2. Launch in Paint:

It allows you to open the screenshot in Microsoft Paint straight after capturing it.



3. Recent Images:

This features might come in handy at many times, it will save the paths of the captured screenshots so you can access it at any time without having to search for the screenshots in your directories.



4. Recent Uploads:

This built-in feature will save the URLs of the uploaded images to a list to avoid losing it.

ScrnSnap also has a feature named "Capture Delay", it will allow you to take a screenshot after a specific time. You can change the delay time from the "Settings" menu.