Telemundo 40 McAllen Noticias is a free news and weather app developed by NBCUniversal Media LLC for Android users. The app provides the latest local news, accurate weather forecasts, breaking news, live TV, and investigative journalism. It also allows users to access coverage of the FIFA World Cup Qatar 2022, including schedules, results, standings, and highlights.

The app offers exclusive, real-time radar and a 10-day forecast for the Santa Rosa, Edinburg, and McAllen regions. Users can also customize hourly forecasts with graphics, access detailed weather information, receive weather alerts for their area, and get information on school weather closings in Texas counties. In addition, the app provides customized alerts for local McAllen news and national U.S-Mexico border news, including the latest on immigration.

Telemundo 40 McAllen Noticias also features investigative journalism, including award-winning reports from Telemundo 40 Investiga and Telemundo 40 Responde, which fights for consumer rights and helps users get their money back. The app also includes business news from CNBC and local and national news from NBCU Local.