Systems and methods for tracking carriers and other critical path items are provided. The systems and methods comprise structure and functionality to allow for the real-time tracking of pneumatic tube smart carriers and other devices including the use of an IoT capable device, a computer, and an IoT access point. The present disclosure also provides monitoring and analytics capabilities to allow for complex information to be tracked. Such information includes, but is not limited to carrier velocity, air flow, and latch status of the carrier's door.