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Privacy policy

Last updated: 28 October 2026

Controller

The person responsible for the site sandglassweb.com ("Sandglass") can be contacted at sandglassupport@gmail.com.

Data you enter in the tool

Sandglass calculates all results (date of birth, time lived, breakdown of activities, etc.) entirely in your browser. This data is not sent to or stored on any server: there is no backend that receives it, and there are no user accounts.

Data that may be processed

Language preference. Your browser may store the language you choose in your device's local storage, to remember it on your next visit. This information is not transmitted to anyone.

Server logs. As with any website, the hosting provider may record technical connection data (IP address, browser, date and requested page) for security and operational purposes. The legal basis is the legitimate interest in keeping the service secure and working properly.

Contact. If you write to us, we will process your email address and the content of your message only to reply to you.

Advertising and third-party cookies (Google AdSense)

This site uses Google AdSense to display advertising. Google and its partners, as third-party vendors, may use cookies and similar technologies to show ads based on your previous visits to this and other websites.

The use of advertising cookies allows Google and its partners to show ads based on your browsing. You can opt out of personalised advertising in Google's ad settings, and find out more about how Google uses data at policies.google.com/technologies/partner-sites. You can also visit aboutads.info to manage advertising from other providers.

Visitors in the European Economic Area, the United Kingdom and Switzerland are asked for consent through a Google-certified consent management platform before advertising cookies are used. The legal basis is your consent, which you can withdraw at any time from that same setting or by deleting your browser cookies.

Your rights

You can exercise your rights of access, rectification, erasure, objection, restriction of processing and portability by writing to sandglassupport@gmail.com. If you believe your rights have not been respected, you have the right to lodge a complaint with the supervisory authority of your country; in Spain, the Spanish Data Protection Agency (AEPD).

Minors

Sandglass is not aimed at children under 14 and does not knowingly collect personal data from minors.

Changes to this policy

We may update this policy to reflect changes to the service or to the regulations. The date of the latest update appears at the top of this page.

© 2026 Sandglass. All rights reserved.

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