I bought my E73 from T-Mobile back in September. I was out of town over the Christmas weekend, and decided to try the built-in Instant Messenger application for the first time. While the program is T-Mobile branded, the About page reads "Instant Messaging, Powered by OZ, Copyright 2002-2010 OZ Communications Inc.", if anyone knows it. I logged into T-Mobile's web site today on 12/27 to pay my December bill, and was shocked to find that over the weekend I'd used 109 text messages, with an additional charge of over $20! I don't typically use SMS and am billed using their pay-as-you-go service. I do pay for voice minutes and unlimited data. I'd assumed the OZ IM program used data....LIKE PRACTICALLY EVERY OTHER IM PROGRAM IN THE WORLD. If I had not logged into their web site today, I don't know how many SMS messages would have accumulated. And there was never any popup warning from the program, no mention in the program's Help files, no SMS/Internet switch in the Settings, and no warning of any kind from T-Mobile.
My question: of the third-party IM programs available for Symbian, do ANY use SMS for their transport, instead of IP/Internet? How unusual is this OZ program compared to its peers? Thanks!
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