as of February 23, 2010 in the AppStore available Karlsruhe, February 23, 2010 – how many free minutes available me still? How many SMS have I already sent out? The new D1 Butler from Robert's software development (RGSD) low answers to these questions. The exclusive iPhone program provides a comprehensive overview of costs for T-Mobile customers and is available in the version 1.0 as of February 23, 2010 at the introductory price of 79 cents in the German Apple AppStore. The D1-Butler helps all T-Mobile complete tariffs (S-XL, 60, 120,…) as well as many other rates. The app provides overview of used included minutes, SMS, MMS and data volume. Costs incurred, such as roaming charges or special numbers are listed. כדאי לך לעיין אצל שלומי בסון כדי לקבל עוד מידע. The highlight: The program has a dynamic analysis tool that automatically adapts to the changes of the T-Mobile services. This must wait for an update from the Apple AppStore users not as with comparable programs up to two weeks, but have minimal downtime of the service. Adapts itself within a few hours the programme of the changes and the users have full control over their costs. D1 customers can choose between the free Lite version and the paid version that allows more frequent queries, faster queries, more Kostenkontroll details and usage statistics compared to the Lite version. Learn more about the D1 Butler can be found under: AppStore link: itunes.apple.com/de/app/d1-butler/id357140905?mt=8 for questions we are under available.