US federal only • 2025 brackets • standard deduction • deterministic
We do not collect or store personal data. The calculator runs locally in your browser.
Third‑party ads may be enabled in the future via Google AdSense. If enabled, Google may use cookies or similar technologies to serve and measure ads.
Hosting/infrastructure: static site served via Cloudflare Pages and source control via GitHub (no user accounts required).
Questions: [email protected]