Lumi: Period & Ovulation

Lumi is your private cycle companion. It keeps your entire reproductive life on your phone, not in the cloud. On supported devices, Apple Intelligence transforms your data into a calm daily brief, delivered right on device. You can quickly check in with clear insights, without guesswork, and without sending anything to a server. No account required. No cloud sync. No analytics. No network calls at all. Your data stays local, so your cycle tracking feels simple, private, and always in your control.