Free Tools

Quick answers, with your own numbers.

Small calculators I built for business owners. Each one answers one question, right on the page.

Nothing you type on these pages leaves your screen. The math runs in your own browser, and using a tool won’t put you on a mailing list.

Taxes

S Corp Breakeven Calculator

Would electing S corporation status save you money this year, after what it costs to run one?

Federal and Hawaii tax, for the 2025 and 2026 tax years.

Profit

Which is worth more to your profit: a small price rise or a cut in overhead?

Example: on $600,000 of sales and $90,000 of overhead, a 3% price rise adds $18,000 and a 10% overhead cut adds $9,000.

Taxes

How much GET can you add to a price in Hawaii, and what do you charge to keep the price you want?

Example: to keep $1,000, charge $1,047.12. The most GET you can add is 4.712%, not 4.5%.

Ink & Crucible

Money, books and running a small business in Hawaii, in plain words.

I go through your QuickBooks and show you what I find, whether or not you hire me.