Income Tax Calculator
Estimate US federal income tax (simplified brackets) for single or married filing.
Frequently asked questions
What does the Income Tax Calculator do?
Estimate US federal income tax (simplified brackets) for single or married filing. Enter your values and get an instant estimate in your browser — free, with no signup.
Is the Income Tax Calculator free to use?
Yes. OpenCalcy calculators are free to use, work on mobile, and keep favorites privately in your browser.
Anything I should know before using this calculator?
Simplified 2024-style brackets for estimates only — not tax advice.