Mercury Messenger or simply "MM" (formerly called dMSN) is a Windows Live Messenger network Instant Messaging client developed in Java. It supports almost all of the features in Windows Live Messenger. Features: ? Chat with your Windows Live Messenger (MSN Messenger), Yahoo Messenger and Facebook contacts ? File transfer: Send/receive any type of file to and from your Windows Live Messenger (MSN Messenger) contacts ? Voice clips: Send/receive short voice messages to and from your Windows Live Messenger (MSN Messenger) contacts ? Personal emoticons: Send/receive personal emoticons to and from your Windows Live Messenger (MSN Messenger) contacts ? Multiple points of presence: be online at MSN on your computer and MSN on your phone ? Group conversation: chat with multiple Windows Live Messenger (MSN Messenger) contacts in one conversation ? Show current song (MSN Now playing) ? Multiple MSN / WLM accounts ? Encrypted conversation support (OTR) ? Offline messaging ? Invisible signin Event Notifications: ? Events: Message received, Contact signed in ? Actions: status bar, vibrate, ringtone, led, turn on the screen ? Supports different notifications for specific groups and contacts Other Features: ? No Ads (Donate only) ? Fling (or swipe) between conversations ? Improved Launcher (Widget): Application icon with the number of unread messages on your home screen ? Custom application background ? Conversation logging to sdcard ? Multiple languages (30 so far), mail me if you want to help translate ? Start on phone boot ? Very stable and regular updates