BlueTools Standard .NET Compact Framework | Franson Technology | GpsGate AB – Add Bluetooth support to C# or VB.NET Samples and a very straightforward API makes BlueTools simple to use even for a novice programmer. BlueTools is an SDK for the fast and easy development of Bluetooth-enabled .NET applications. Using BlueTools you can upload and download files using OBEX. And you can send, receive and manage SMS on a mobile phone. You can get OBEX/SMS samples for Pocket PC. And you can send, receive and manage SMS on a mobile phone.