If you are the one who wants to have an access to the Yahoo Messenger on your Windows Phone 7, IM Buddy is there for your needs. IM Buddy is the first of its kind messenger which not only simplifies the Yahoo Messenger experience but also is very simple to download and install the same. Since this IM Buddy makes use of the Software Development Kit (SDK) to communicate directly with the Yahoo server without use of any third party software tools. All you will have to do is to just login with your Yahoo Mail id and connect with your Yahoo friends right from your Windows Phone 7.
If you have a look at the features of this IM Buddy then you will be pretty satisfied, right from auto connect on Start feature to the offline contacts view to the display of online contact of images in the dedicated contact Window, toast like notifications with crisp detailed view, change the presence view, auto complete / word correction is enabled, Use chat keyboard to utilize smileys shortcut, Message timestamps (grouped to save screen space), Allow user to send a BUZZ and much more features are there in the IM Buddy for Windows Phone 7. This Windows 7 Phone app is truly worth using it.
Download IM Buddy for Windows 7 Phone from Windows Marketplace.