Free calculators for the self-employed
Two quick calculators for people who work for themselves. No signup and nothing to install, and the math runs in your browser. Both give an estimate, not tax advice.
Calculators
- Quarterly tax set-aside calculator
See roughly how much to set aside for quarterly taxes. An estimate, not tax advice.
- 2026 mileage deduction calculator
Estimate your 2026 deduction at 72.5¢/mile through June 30 and 76¢/mile from July 1.
What is MiniCFO.io?
MiniCFO.io is a simple AI financial assistant for busy mobile service businesses. You keep track of money from your phone, see roughly what to set aside for taxes, and ask questions about your own numbers in plain English. Stop guessing. Start knowing.
- Log income and expenses from your phone in a few taps
- Receipt scanning
- Mileage log for business trips
- Tax set-aside estimate with a quarterly due-date card and Mark as Paid (an estimate, not tax advice)
- 6-month cash flow projection
- Plain-English AI chat and Live CFO voice on your own numbers
- Works side by side with QuickBooks through file import and export, plus CSV export
- Mobile-friendly: add it to your home screen from the browser, no app store needed
Try MiniCFO.io for $10 for the first month, then $35/month, no contracts.
More for your business
- Bookkeeping for mobile detailers
Log details, scan supply receipts, and track miles from the van.
- Bookkeeping for pet groomers
Log regular grooms in one tap, scan supply receipts, and see slow months coming.
- Bookkeeping for lawn care
Track mows, fuel receipts, and route miles, and plan for the off-season.
- Bookkeeping for pressure washing
Log jobs, scan chemical and fuel receipts, and know what's actually yours.
- Bookkeeping for junk removal
Log hauls, scan dump fee and fuel receipts, and track truck miles.
- Bookkeeping for house cleaners
Log regular cleans in one tap, scan supply receipts, and track miles between homes.
- A QuickBooks Self-Employed alternative
What Intuit says about QuickBooks Self-Employed, and where MiniCFO.io fits.