Calculator.ink (“we”, “us”, “our”) provides free calculation tools (standard, scientific, position sizer, and compound interest). This policy explains what information we collect, how we use it, and your choices.
Information We Collect
- Usage data & logs. IP address (truncated/hashed by some providers), browser type, device info, pages viewed, time on page, and referrer.
- Cookies & similar tech. We and our partners (e.g., Google AdSense) may use cookies or local storage to run the site, measure usage, prevent fraud/abuse, and (where permitted) personalize ads.
- No account data. We don’t run user accounts or store calculator inputs on our servers.
How We Use Information
- Operate, secure, and improve the site and its calculators.
- Measure performance, aggregate statistics, and fix issues.
- Show advertising (via Google AdSense) and comply with legal obligations.
Advertising (Google AdSense)
We display ads provided by Google. Google may use cookies and identifiers to show ads, measure ad effectiveness, and detect fraud.
- How Google uses data: policies.google.com/technologies/partner-sites
- Ad personalization controls: adssettings.google.com and myadcenter.google.com
- Industry opt-out: optout.aboutads.info
EEA/UK users: We present a consent prompt where required. Ads may be non-personalized if you refuse consent.
Cookies & Your Choices
- Block or delete cookies in your browser settings. The site remains usable, but some features (like remembering consent) may be limited.
- Opt out of personalized ads using the links above. Ads may be less relevant but still appear.
Legal Bases & Rights (EEA/UK)
- Legal bases. Legitimate interests (site operation, security, analytics), consent (where required for cookies/ads), and compliance with law.
- Your rights. Access, rectification, erasure, restriction, objection, portability, and withdrawal of consent. To exercise, contact us (see “Contact”).
California (CCPA/CPRA)
We do not sell your personal information in the conventional sense. Ad tech partners may process identifiers for cross-context behavioral advertising. You may opt out of personalized ads using the links above.
California residents can request access/deletion by contacting us. We will verify requests as required by law.
Children’s Privacy
This site is for a general audience and not directed to children under 13. We do not knowingly collect personal information from children.
Data Retention & Security
We keep logs/analytics data for limited periods needed to run and protect the service. We use reasonable safeguards, but no method is 100% secure.
Changes to This Policy
We may update this page to reflect changes in our practices or legal requirements. The “Last updated” date will change accordingly.
Contact
Questions or requests: calculatorink@hotmail.com