똑똑 울산교차로 is a lifestyle app designed for iPhone users, offering a comprehensive platform for individuals in the Ulsan region. It boasts the top spot among Ulsan visitors, providing a wide range of real estate listings, job opportunities, and used car information. Users can easily access the latest property listings, real transaction prices for apartments, popular areas, job postings, and more. The app's key features include real estate listings, job postings, newspaper advertisements, used car listings, business promotions, local news, second-hand deals, and hiking information.

The app provides detailed functionalities such as categorized and location-based searches, direct calling for inquiries, property and job listings management, map viewing based on location, photo viewing, social media sharing, and bookmarking favorite information. Users are informed about necessary permissions for functions like making calls to advertisers and using storage for photo uploads and storage.