GloZ, a privately owned company headquartered in South Korea, was founded in 2018. It operates with approximately 220 employees and reported $6.8M in revenue as of 2024. Functioning as a localisation provider, the company specializes in media managed services in Korea.
On May 1, 2026, Gloz highlighted its period tracker app, emphasizing its privacy features and AI-driven insights. The company positioned the app as a solution for women seeking accurate cycle predictions, helpful insights, and control over personal data amidst rising concerns about health data privacy. This followed its launch on the Apple App Store on April 24, 2026, where Gloz introduced its privacy-focused period tracker, featuring a "No Account No Cloud AI" model. The app stores all user data locally on the iPhone, offering accurate cycle predictions and on-device AI insights, addressing user awareness regarding the collection and potential misuse of sensitive health data by other tracking applications.