Cookies & local storage
Last updated: October 31, 2026
| Name | Type | Purpose |
|---|---|---|
| zt-theme | Local storage | Remembers light or dark mode |
| zt-recent, zt-favs | Local storage | Recently used and favourite tools shown on the home page |
| zt-consent | Local storage | Remembers your analytics choice |
| _ga, _ga_* | Cookie (only if enabled and you consent) | Google Analytics aggregate statistics |
We do not use advertising or tracking cookies. If advertising is introduced in the future, this page and the consent banner will be updated first.