Quarterly Tax Calculator
Federal + state estimated payments in under 60 seconds. No signup required.
Why freelancers use TaxCadence
Federal income tax, self-employment tax, and state tax calculated separately so you know exactly where your money goes.
We check if your payments meet the IRS safe harbor rule, so you can avoid underpayment penalties without overpaying.
State income tax rates built in. From California's 13.3% top rate to zero-tax states like Texas and Florida.
Quarterly tax resources
Not sure where to start? These guides cover the basics.
Deadlines, calculations, safe harbor, and how to avoid penalties.
The 15.3% SE tax rate, the 92.35% rule, Social Security cap, and Medicare.
Pay 100% of last year's tax (110% if AGI over $150k) and skip penalties.
All four 1040-ES deadlines with the income period each quarter covers.
TaxCadence is for estimation purposes only and is not tax advice. Consult a qualified tax professional for your specific situation. All tax rates and thresholds are shown as of 2026 with sources from the IRS and state tax authorities.