Summatio— Privacy Policy

Summatio does not collect, store, or transmit any personal data. All calculations run entirely in your browser. Entered salaries, property prices and other financial data never leave your device.

Saved calculations are stored exclusively in your browser's IndexedDB. This data is only accessible to you and is never sent to any server.

In the Free Tier, Summatio displays ads via Google AdSense. Google may use cookies and tracking technologies to display personalized ads. Ads are only loaded after cookie consent is given. The Pro version is completely ad-free.

Pro purchases are processed through LemonSqueezy (Lemon Squeezy LLC). Only the license key is validated via the LemonSqueezy API. Summatio does not store payment information.

Summatio is hosted on Vercel (Vercel Inc., San Francisco, CA). Vercel may process IP addresses for server logs.

The right of withdrawal expires for digital content once the contract execution begins, provided the consumer has given prior consent (§ 356 Abs. 5 BGB).

Tom Silas Helmke, c/o Online-Impressum #4746, Europaring 90, 53757 Sankt Augustin, Germany.

Email: tom.helmke10@gmail.com

Supervisory authority: LDI NRW, Düsseldorf.

You have the right to access, rectification, deletion, restriction, data portability, and objection regarding your personal data. Contact us via email.