This marks the second new app Dorsey has launched in a week. But this one may especially appeal to Gen Z, whose tanning ...

Twitter co-founder Jack Dorsey has introduced a new wellness-focused app called Sun Day, designed to help users monitor sun ...

Jack Dorsey has launched Sun Day, a new iOS app that tracks Vitamin D synthesis using real-time UV data. The app estimates ...

Jack Dorsey, a co-founder of Twitter, is developing a lot of apps. Earlier this month, Dorsey released Bitchat, a ...

Nextdoor's stock has plunged more than 80% since it went public and the company's growth has slowed down. Can its co-founder ...

The Sun Day app, just out in beta, will prompt you on how to prep for being out and about. The founder of Twitter, Jack Dorsey, has a bright idea that he's released as a beta app: Sun Day, for ...

Jack Dorsey’s new app wants to help you catch some sun — without the burn. The Twitter (now X) co-founder just launched a new iPhone app called Sun Day. It’s designed to track your UV exposure and ...

Twitter co-founder Jack Dorsey's new app, called Sun Day, ostensibly helps users track UV exposure and vitamin D intake.

Twitter co-founder Jack Dorsey has released a new app that tracks your sun exposure and vitamin D levels. It’s his second app ...

Jack Dorsey launches Sun Day to track UV exposure and Vitamin D intake, following his Bluetooth-based messaging experiment ...

Jack Dorsey is shipping. On Sunday, the Twitter co-founder shared a link on X (formerly Twitter) to a new app called Sun Day, ...

Another day, another app from Jack Dorsey. The Twitter co-founder has announced an app called Sun Day just one week after ...