Terms
The terms for using Aeon and this website, in plain words.
Last updated October 30, 2026
General information, not medical advice
Aeon is for general information. Its forecast is calculated from weather forecasts and a model of how sunlight reaches skin. It is not medical advice and does not replace a doctor’s; for questions about your skin, ask a doctor. Forecasts can be wrong, and the app and this website are provided as they are, without warranty of any kind.
Subscriptions
Aeon is sold through the App Store, under Apple’s terms, and through Google Play, under Google’s terms. A subscription renews until you cancel it. On an iPhone, you manage or cancel it in Settings, under your name, then Subscriptions. On Android, you manage or cancel it in the Google Play app, under your profile picture, then Payments & subscriptions, then Subscriptions. On the App Store, refunds are Apple’s to give. On Google Play, refunds follow Google Play’s refund policy.
Using Aeon
You may use the app and this website for your own, personal use. The forecast, the words and the drawings are ours.
Governing law
These terms are governed by the laws of [to be set].
Who we are
Aeon is made by Aeon Index LLC. Write to [contact email].