Free Tax & Business Calculators That Actually Help
No signup required. No email harvesting. Just the same tools I use with my CPA clients—now available to you.
“Smart financial decisions start with understanding where you stand. These calculators help you get there.”
— Krystal Le, CPA
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Not sure where to start?
Answer 3 quick questions to find the right calculator
What's your main goal?
Multi-Year Tax Planner
Comprehensive 5-10 year tax projections with TCJA sunset modeling, strategy recommendations, and tax planning score. The most powerful planning tool for serious tax optimization.
- 5-10 year tax projections
- TCJA sunset modeling (2026 changes)
- 7 personalized strategy recommendations
Calculators for Every Business Stage
Use different calculators as your business evolves. Click a stage to see the most relevant tools.
Recommended for Starting Out
3 calculators to help you at this stage
All 12 Calculators
Pick a category or browse them all. No signup, no email required.
Quick-Start Tips
Get the most out of these calculators
Have last year's tax return handy
You'll need gross income and deductions for the most accurate results.
Don't stress about exact numbers
Estimates within 10% are fine for planning purposes.
Run scenarios!
Change one variable and see what happens. That's where the insights are.
Screenshot your results
I can review them in your free consultation to validate the numbers.
“These calculators give you estimates and directional guidance—not tax advice. Your actual results depend on many factors. Use these to learn and explore, then let's talk about your specific situation.”
— Krystal Le, CPA
Not Sure Where to Start?
Book a free 15-minute call and I'll point you to the right calculators for your situation—and answer any questions about your results.
No obligation. No pressure. Just helpful tax advice.