Hi! It sounds like you’re interested in the features and compatibility of the Smart TV Remote Universal app. To make sure I cover what matters most to you, could you tell me if you’re looking for something specific like brand compatibility, particular features, or how it works on your iPhone iOS 18.7? That way, I can give you the best, tailored information.

Meanwhile, here’s a general overview for you:

1. Compatibility:
This app is designed to work with many popular smart TV brands such as Samsung, LG, Sony, TCL, Roku, Vizio, Hisense, Panasonic, and others. It connects typically over your home Wi-Fi network to the TV, which allows it to be a universal remote on your phone.

2. Key Features:
- Auto-detection of smart TVs connected to the same Wi-Fi network, so you don’t have to manually enter details.
- Various control modes like trackpad to easily navigate the TV interface, keyboard input for quicker typing, and standard remote control functions such as play, pause, volume control, and channel changing.
- Some versions support control of additional devices linked to your TV like streaming players and DVD players.
- Quick access to apps and media controls for convenience.

3. On iPhone (iOS 18.7 specifically):
The app from the Apple App Store supports the latest iOS versions and is optimized for iPhones, allowing full control and easy setup via your Wi-Fi network.

If you want, I can guide you through setting it up or troubleshooting any issues with your particular device. Just let me know!

Are there any specific TVs or streaming devices you want the remote to work with?