Messenger Blocker is a free internet parental control software that protect your child while surfing the internet. The application will block all chat applications like msn messenger or yahoo messenger. If there is more then one account on the computer you can choose a specific user whose chat conversations to be blocked. The blocked user can receive personalized notification that his activity was blocked or there can be no notification showed up. You will be able to view reports related to the web usage, application usage and with the breaking rules attempts. You can further choose to delete the logs manually or to set the automatically deleting. Every time your child will try to open a chat application, the block messenger software will accumulate these information so you can periodically check for everything that happened on the computer.