ScreenSnap

Click a button and ScreenSnap will take a screenshot of the entire screen. Click another button and you can select what region of the screen will be captured. Once you have the screenshot, you can save it locally or you can upload it to imgur. The choice is yours.

The minimum system requirements for running ScreenSnap are: 1.5Ghz dual core processor, 10MB of RAM, 2MB of free disk space, .NET Framework 4.5 or newer, anything from Windows Vista SP2 up to Windows 8.1.
The recommended system requirements for running ScreenSnap are: 2.3GHz quad core processor, 20MB of RAM, 5MB of free disk space, .NET Framework 4.5 or newer, Windows 7 SP1, Windows 8, or Windows 8.1.

At the top of the application’s interface there are buttons to: take a screenshot of the full screen, take a screenshot of a certain region, save the screenshot locally, upload the screenshot to the web, open the folder where the screenshot was saved.
Take a screenshot and it will be presented on the main panel of the interface.
Down at the bottom of the interface there are buttons to copy the link to the screenshot you took.

The following bits of functionality are offered to you by ScreenSnap: take a screenshot of the entire screen; select a certain region and capture it; save the screenshot locally; upload the screenshot to imgur; get the link for the image you uploaded. All this functionality is offered to you for the great price of free.

ScreenSnap is very easy to use, it works as advertised, and it is free. Go get it if you want to take, save, and upload screenshots.