Free accounting tools for your business
Simple, accurate calculators for pricing, budgets, sales tax, corporate tax, and more. Free to use, no sign-up required, and built by the CPAs behind ReInvestWealth.
Taxes
Work out what you owe, when it's due, and what filing late costs.
Invoicing & payments
Bill your customers and see what actually lands in your account.
Free AI skills for your accounting
Downloadable procedures that teach Claude or Codex to do a real accounting job against your own books, from a Monday cash brief to a full year end. Open source, and free like everything else on this page.
- Migrate History
- Catch & Correct
- Monday Brief
- Monthly Health Check
- Cash Flow Forecast
- Financing Package
- AR / AP Reconciliation
- Monthly Review Email
- Prepare Year-End Financials (Canada)
- Prepare Year-End Financials (U.S.)
Pricing & profit
Price your work and see what each sale really leaves you.
Planning & growth
Map out the year ahead, size a loan, and learn the fundamentals.
From a quick calculation to your whole books.
These tools answer one question at a time. ReInvestWealth is the AI accounting software that tracks your revenue, expenses, and profit automatically, all year round.
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