Jack Dorsey has launched an app named Sun Day that tracks sun exposure and vitamin D levels. This app uses location data to provide users with their local UV index and sunlight hours. Users can input their skin type and clothing level, and manually track their time spent in the sun to estimate vitamin D levels. Sun Day, available on iOS via TestFlight, is part of Dorsey's recent coding ventures, which include a messaging app called Bitchat. Dorsey is developing these apps using the open-source AI tool Goose.
Jack Dorsey has launched a new app called Sun Day, designed to track sun exposure and vitamin D levels based on location. The app allows users to set their skin type and clothing level.
Sun Day utilizes location-based data to analyze the UV index and sunlight hours. Users can monitor their vitamin D levels by recording their time in the sun.
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