Math Otter
Advertising and Transparency
How we finance Math Otter.
Free thanks to advertising
All calculators, learning paths, and tools from Math Otter are and will remain 100% free to access. To cover monthly costs for servers, hosting, and ongoing development, we show ads on certain pages.
Ad networks (Google AdSense)
Ads are delivered automatically via external ad networks such as Google AdSense. We have no direct control over which products or brands appear in the ad slots. If you consent in the cookie banner, personalized ads are shown based on your interests.