01
Capital Gains Tax Calculator
Estimate tax on investment sales.
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Make the numbers less taxing.
Estimate what you might owe, what you could get back, and which filing choices fit your situation.
02
Tax Refund Estimator
Will you owe or get a refund?
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03
Tax Filing Resources
Free and low-cost ways to file.
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04
Self-Employment Tax Estimator
Estimate SE tax and quarterly payments.
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05
Home Office Deduction Estimator
Simplified vs. actual method, side by side.
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06
Tax Bracket Calculator
Which bracket are you in?
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07
Effective vs. Marginal Rate
What you really pay.
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08
W-4 Withholding Calculator
Get withholding right.
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09
Quarterly Estimated Tax
Estimate your quarterly payments.
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10
HSA Tax Savings Calculator
The triple tax advantage.
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11
Charitable Deduction Calculator
What giving saves you.
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12
Standard vs. Itemized
Which deduction wins?
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13
Tax Deadline Calendar
Key dates, 2026–2027.
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14
State Tax Directory
Does your state tax income?
Open toolEstimates are for planning and educational purposes. Tax rules vary by situation.