Systems and methods of applications for wearable devices are disclosed. In some embodiments, a wearable device receives data from a personal computing device communicatively coupled to the wearable device. The data can correspond to content of an online marketplace. In response to receiving the data, the content can be caused to be displayed on the wearable device. The wearable device can detect an input from a user. The input can correspond to a requested action. The wearable device can transmit at least one instruction to the personal computing device. The instruction(s) can be configured to cause the personal computing device to perform the requested action.