Free Tax Tools & Calculators
No-signup tools to estimate your taxes, check compliance requirements, and plan ahead. Built and published by an Enrolled Agent firm.
These calculators provide estimates for educational purposes. For personalized advice, request a consultation.
Browse All Tools
Select a calculator or checklist to open its section in the relevant guide, with context and instructions.
Browser Extension
Understand tax-form fields without sending the values you enter.
Tax Planning & Strategy
Model proactive strategies and estimate your annual savings.
Tax Calculators
Estimate your tax obligations with our interactive calculators.
- Quarterly Tax Calculator
Safe-harbor target and per-quarter estimated payments with due dates
- Tax Deadline Calendar
Every federal deadline for your entity, with extensions, penalties, and a downloadable calendar
- Crypto Gains Calculator
Calculate capital gains on cryptocurrency trades
- IRS Penalty Calculator
Estimate failure-to-file and failure-to-pay penalties
- Creator Tax Calculator
Self-employment tax estimates for content creators
- OnlyFans Tax Calculator
Platform-specific income and deduction estimator
Business Tools
Planning tools for business owners and entrepreneurs.
Compliance Checkers & Checklists
Check your reporting requirements before deadlines.
Income & Investment
Tools for investment income and international reporting.
About These Tools
- All tools are free: no signup, no email required
- Calculations run in your browser; nothing is sent unless you choose to email yourself the results
- Results are estimates for educational purposes, not tax advice
- Most tools are part of a detailed guide with context and IRS references
Want the Full Picture?
Most calculators accompany a full guide. Read the full guides for context, strategies, and IRS references.
Browse All GuidesNeed Personalized Help?
Calculators give estimates. To discuss your specific situation, request a consultation.