Cookie Policy
Last updated: July 2026
1. What Are Cookies?
Cookies are small text files that are placed on your computer or mobile device when you visit a website. Alongside cookies, we may also use other similar technologies like Local Storage to save your preferences.
2. How We Use Cookies and Local Storage
Chronological Age Calculator operates primarily as a client-side application. We use your browser's Local Storage to save your preferences and data (such as your entered birthdate and chosen theme) so you don't have to re-enter them every time you visit. This data stays on your device and is not sent to our servers.
3. Types of Cookies We Use
We use the following types of cookies and local storage objects:
| Type | Name / Example | Purpose | Duration |
|---|---|---|---|
| Essential / Functional (Local Storage) | chronos_dob, chronos_theme | Stores your birthdate and theme preference to keep the app functioning smoothly between visits. | Persistent |
| Analytics (Cookies) | _ga, _gid | Used by Google Analytics to distinguish users and understand how visitors interact with the site. | Session to 2 years |
4. How to Manage Cookies
You can set your browser to refuse all or some browser cookies, or to alert you when websites set or access cookies. To clear the Local Storage data used by Chronological Age Calculator, you can use the clear browsing data function in your browser settings.