Camper for Tesla lets you keep your Tesla AC on while sleeping

Camper can keep your HVAC on up to 24hours.

Instructions:
Set your camping time in the app
Press Start Camping
If you don't want to camp anymore, press Stop camping

Technical details:
Camper uses a server to keep your car's HVAC on while you are sleeping, so no battery is drain from your iPhone.
The server will check every 2 mins your car's HVAC state. If it is off it will turn it on up to the defined time.

Note:
This app stores your authentication token using iOS secure Keychain.