Choosing the best IPTV USA app depends on your device, streaming needs, and whether you are using a free or paid IPTV service. However, some apps consistently stand out for their performance and features. IPTV Smarters Pro is one of the most popular IPTV apps available today. It offers a user-friendly interface, supports multiple playlists, and works across various platforms including Android, iOS, Smart TVs, and PCs. It supports M3U playlists and Xtream Codes API, making it easy to integrate with most Best IPTV services. TiviMate is another excellent app, particularly for Android TV and Firestick users. It features a modern design, electronic program guide (EPG), multiple playlist support, and a premium version that includes advanced features like catch-up TV and recording.