If you want to open your DJI Tello Drone controller app and get right to flying you found the right app. First time use: 1. Turn on your Tello Drone 2. Identify the WiFi name(SSID) of the Tello, e.g. "TELLO-7J1839" 3. Open the app 4. Tap the WiFi icon and enter the WiFi name into the alert...
It's free and under development. Please reach out if you have any relevant swift or objc knowledge to share!
This stuff is relatively easy, so if you have any specific needs or wants please ask I would love to make something custom for you