Today IM+ announced that their IM+ app for Windows Phone is submitted to Windows Phone Marketplace for approval. So we can expect the app in 3-5 days. If you have a developer device, you can request for the XAP file to test out the app before it get published in the marketplace. Here is the message from IM+ on their Facebook page,
Today we’re submitting IM+ for WP7 to Microsoft Marketplace. Approval process may take a while. Bloggers, beta testers and all those who are interested in getting pre-release version today, please send your contact at email@example.com with “IM+ WP7 beta” in subject line.