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Privacy Policy

How your tax data is protected, our cookie policy, and digital advertising · Last Updated: October 2026

1. Your Tax Numbers Stay on Your Device

Whether you enter your prior-year income, W-2 withholding, or monthly HSA coverage, your information stays directly in your web browser. Nothing you type is sent over the internet or stored on our servers. When you close or refresh your browser tab, your entered numbers are cleared.

2. Cookies & Digital Advertising

SoloTaxKit is free to use and supported by digital advertising through Google AdSense. Google and third-party advertising partners may use cookies and web beacons to serve ads based on prior visits to this or other websites. You can review, customize, or withdraw your cookie consent at any time using our on-page cookie settings.

3. Privacy-Preserving Analytics

We use Cloudflare Web Analytics to measure page speed and overall site traffic. This service operates without cookies and does not track individual users across the web.

4. Age Limitation (COPPA)

SoloTaxKit provides tax estimation tools intended for adult taxpayers, independent contractors, and business owners (18 years of age or older). We do not knowingly collect information from children.

5. Contact & Data Privacy Requests

For privacy-related questions, data protection inquiries, or general support, please reach out directly:

Informational Disclaimer: SoloTaxKit provides tax estimation tools for educational and planning purposes. Calculations do not constitute legal, tax, or accounting advice and should not be used as the sole basis for tax returns. Consult a licensed CPA or tax professional for personalized advice.

© 2026 SoloTaxKit.org · Free U.S. Tax Calculators for Independent Earners.