Last updated: July 8, 2026
Cookies are small files stored on a user's device when visiting a website that allow preferences to be remembered, usage statistics to be gathered, and advertising to be shown. This site also uses similar technologies such as local storage (localStorage) to save game progress and records directly in the user's own browser.
Owner: Miguel Arechaga
Tax ID (DNI): 72083190-V
Website: https://mundosudoku.com
Email: contacto@mundosudoku.com
| Type | Source | Purpose | Duration |
|---|---|---|---|
| Technical (necessary) | First-party | Remember the user's choice on the cookie banner and save game progress, records and statistics (localStorage). No consent required. | Persistent until deleted by the user |
| Analytics | Google Analytics (_ga, _ga_*) | Measure site traffic and usage statistically and anonymously to improve it. | Up to 2 years |
| Advertising | Google AdSense (third parties: google.com, doubleclick.net) | Show ads, limit how many times an ad is shown, measure their effectiveness and, with consent, personalize them based on the user's interests from prior visits to this or other websites. | Variable, up to 2 years |
Google, as a third-party vendor, uses cookies to serve ads on this website. You can review how Google handles the data collected at How Google uses information from sites that use its services and its cookie policy at policies.google.com/technologies/cookies.
On the first visit, a banner is shown that lets you accept or reject non-necessary cookies. Analytics and advertising cookies are only used if the user gives consent. Users can withdraw or change their consent at any time by deleting their browser's cookies, after which the banner will appear again.
Users can allow, block or delete cookies from their browser settings:
Additionally, personalized advertising can be disabled at Google Ads Settings, at www.aboutads.info or at www.youronlinechoices.com.
This policy may be updated due to legal or technical changes. The date of the last update appears at the top of this page. For more information about data processing, see the Privacy Policy.