App Tethering was first introduced in RAD Studio XE6 as a way to extend your VCL and FireMonkey (FMX) apps to other companion applications. The companion apps can be Windows, Mac OS X and/or FMX multi-device apps.
With App Tethering, you can breathe new life into your existing Windows VCL apps! You can extend Windows VCL and FMX apps connecting them to other devices, sensors, data and services to build connected apps to add to a distributed Internet of Things (IoT) solution!
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