Legal

Privacy policy

Last updated: July 13, 2026

15 Puzzle Online does not require an account and does not ask you to submit personal information to play.

Data stored on your device

Your personal best time is stored in your browser's local storage. It stays on your device unless you clear browser data. Shared challenge links contain only a puzzle size and random seed.

Hosting and basic logs

Our hosting provider may process standard request information such as IP address, browser type, requested page, and time of access to operate, secure, and diagnose the site.

Fonts and future advertising

The site currently requests font files from Google Fonts. Advertising spaces are placeholders and do not load an ad network yet. Before advertising is enabled, this policy and any consent controls will be updated to describe the providers, cookies, and choices available to you.

Your choices

You can remove saved game records by clearing this site's storage in your browser. You can also block third-party resources through your browser settings or privacy tools.

Changes

We may revise this policy when the site's data practices change. The updated date above will show the latest revision.