What is AddThis Toolbar?
What is it?
AddThis.com is social bookmarking service that can be integrated into a website with the use of a web widget. Once the widget is added, visitors to the website can bookmark an item using a variety of services. The AddThis Toolbar is an Internet Explorer and Firefox plugin/toolbar that integrates basic AddThis functionality as well as a search bar. In many cases the AddThis Toolbar will change the user's home page to addthis.com as well as the browser's default search provider.
Why should I uninstall AddThis Toolbar?
Removing unwanted toolbars is usually a good idea. AddThis Toolbar, along with many browser plug-ins, has the potential to cause stability issues within the web browsers they load into, effecting overall PC performance.
Typical installation path: C:\Program Files\AddThis Toolbar\
Description from the publisher“Bookmark or share any page with popular destinations such as Facebook and Twitter. Share using our email form, your computer's email program, or services like Gmail and Yahoo! Mail. Don't see the destinations you like? Customize your toolbar to display your favorite sites and services. Go ahead and share, email and search – AddThis tools are always 100% free.”
Publisher about URL: http://www.addthis.com
AddThis Toolbar technical details
Name: AddThis Toolbar
Publisher: Control name is not available
Type: Toolbar
Class ID: {B43176CC-4D9E-493B-A636-D9CBFE39C6DA}
File: Toolbar.dll
Folder: C:\Program Files\AddThis Toolbar
Name: AddThis Toolbar BHO
Publisher: Control name is not available
Type: Browser Helper Object
Class ID: {9EBF8AAF-0A31-4786-909A-97A0EF101743}
File: Toolbar.dll
Folder: C:\Program Files\AddThis Toolbar
AddThis Toolbar policies
The following can be found in AddThis Toolbar's privacy policies and terms of service:
“When visiting a participating merchant's website (via direct type-in, clicking on a PPC ad or an organic search result ) with which FreeCause has a bu”
How to Automatically Uninstall AddThis Toolbar (with Boost)
If you you do not have Boost installed yet, download Boost and enjoy your PC.
Open Boost by either double-clicking the Boost icon 
in your notification area next to your PC's clock, or single-clicking the Boost icon and clicking the Open Boost button on the top left of the Boost notification window.
If you are not currently on the My PC screen of the main Boost window, click the My PC tab.
Click the Optimize programs button 
, this will launch the Program Optimization screen.
Locate the program in the list called AddThis Toolbar . (The program could be listed under any of the section such as Uninstall Recommended, Possible Uninstall, etc. based on how well AddThis Toolbar performs on your PC.)
AddThis Toolbar
To the right of the list item, click the Uninstall 
button and Boost will completely remove AddThis Toolbar from your PC.
How to Manually Uninstall AddThis Toolbar (with Windows)
Use Add/Remove Programs control panel in Windows makes to uninstall AddThis Toolbar. Follow the appropriate instructions below to use this control panel.
Windows 7
From the Start menu, select Control Panel.
In Large or Small icon view, click Programs and Features. If you're using Category view, under "Programs", click Uninstall a program.
Select AddThis Toolbar from the list of programs, and click Uninstall. Alternatively, right-click the program and select Uninstall.
Windows Vista
From the Start menu, select Control Panel.
In Classic View, double-click Programs and Features. In Control Panel Home view, under "Programs", click Uninstall a program.
Select AddThis Toolbar from the program list, and click Uninstall. Alternatively, right-click the program and select Uninstall.
Windows XP
From the Start menu, select Control Panel.
Click the Add or Remove Programs icon.
Select AddThis Toolbar from the list of programs and click Remove.