Mumbai and Singapore based Antarix Networks, founded by former ITFinity exec Nagesh Rao, which had earlier launched popular social networking app Socially, now also offers Imsy, an Instant Messaging app that allows users to send text and multimedia messages to each other, and also receive content alerts in the form of push messages from different services via 3rd party messaging bots. The app is available for all major mobile platforms including iOS, android, Windows Phone 7, Symbian, Nokia Series 40(Java), in addition to BlackBerry (in private Beta). Our Take We tried using on the app on an iPhone, a Nokia Belle phone (Nokia 603) and a Windows Phone. Similar to IM apps like WhatsApp, WeChat and others, Imsy also requires the user to register and verify his mobile number, in order to send and receive messages. After verification, the user can also upload a profile picture, and the app scans the mobile's address book to check who's already registered on Imsy, listing those contacts at the top in the app's contacts list. Users who're not on Imsy can be sent invites via SMS, however, the app does not support sending of normal text messages, unlike Jaxtr and the newly launched Hike apps, although it allows users to send an invite via SMS. While the app's interface is pretty simple, and easy to use, it did crash a couple of times on our iPhone 4. It allows users to send text messages and location info, in addition to text messages. What's interesting is…
