Wi-Fi Setup for Infrared Sauna

I need a freelancer to enable Wi-Fi control for my digital touchscreen infrared sauna. I want to be able to adjust the temperature settings via an iOS mobile app.

Key Requirements:
- Integrate Wi-Fi with existing digital touchscreen controls
- Develop an iOS app for temperature control

Ideal Skills and Experience:
- Experience with IoT and smart home integration
- Mobile app development for iOS
- Knowledge of digital control systems

Please provide examples of similar work done. Looking forward to your bids!