All Categories

Every calculator on Toolsque runs in your browser. Nothing you type is uploaded, nothing is stored, and none of them ask you to sign up. They are grouped below by the kind of work they support.

Construction covers material take-offs and code checks: quantities for gravel, roofing, drywall, concrete and tile, plus span and stair checks against the relevant building regulations. These are the calculations that decide whether a delivery is short on the last day of a trade.

Finance and pricing covers the numbers behind a quote: break-even volume, contribution margin, overhead rates, markup against margin, and job costing. Most pricing mistakes come from one of two places, confusing markup with margin, or costing labor at wage instead of burdened cost. Several of these tools exist specifically to make that visible.

Freelance and tax covers billable hours, day rates, time cards and self-employment tax, including the quarterly payment that catches people out in their first year.

QR tools generate and read QR codes: WiFi codes, bulk codes from a spreadsheet, transparent codes for printing, and scanners that read a code from an image when your camera only shows you raw text.

If you want them in sequence rather than one at a time, the workflow guides chain them together and carry your figures from one calculator to the next.

Picking between two tools that look alike

Several calculators here overlap on purpose, and the differences are not cosmetic. There are six break-even calculators because fixed costs behave differently depending on what you sell. A coffee shop carries rent, a salaried opener and an equipment lease, and its answer is only useful expressed in cups per day. A food truck swaps rent for a commissary fee and permits, earns in event-shaped bursts, and needs the answer per service day. Landscaping crews are paid through the season whether or not it rains, which parks labor on the fixed side for months at a time. Feed a landscaping business into the coffee shop version and the arithmetic still runs, it just answers a question you did not ask.

The same applies to the ROI tools. Paid search carries a management fee and has a break-even ROAS worth naming; SEO has a lag of months between the spend and the return, so a thirty-day window will always make it look like a failure; email has almost no marginal cost but real labor behind it. One generic ROI calculator would hide all three of those.

What these tools deliberately do not do

Every figure here is an estimate produced from the numbers you type. None of it is financial, legal or tax advice, and none of it knows anything about your particular situation. A quote still needs a site visit. A tax position still needs someone who has seen your return. The calculators are for getting to a defensible number quickly and for seeing which input actually moves the answer, which is usually the more useful thing.

The formula behind each one is printed on its page. That is deliberate: you should be able to check the arithmetic rather than take it on trust, and if a result looks wrong the working is right there to argue with.