On Call - Guardias Médicas is a free iPhone application developed by Vecinio Technologies S. de R.L. de C.V. It is specifically designed for undergraduate internal doctors who rotate on calls. This app serves as a convenient tool for saving on-call days and managing general patient data.

One of the key features of On Call is the ability to save and organize on-call days. With different types of on-call guards available, such as A-B, A-C, A-D, and A-E, doctors can easily keep track of their schedule. The app also sends notifications to remind doctors about their upcoming on-call shifts, ensuring they never miss a call.

In addition to managing on-call days, On Call allows doctors to store general data about the patients they are treating. This feature helps doctors maintain a comprehensive record of their patients and access the necessary information whenever needed.

Furthermore, On Call enables doctors to save holidays and organize their free time effectively. This feature ensures that doctors can plan their personal time and manage their work-life balance efficiently.

Overall, On Call - Guardias Médicas is a valuable application for undergraduate internal doctors. Its features for managing on-call days, patient data, and free time make it a useful tool in their professional lives.