Free calculators and planning tools

Tell me your organization type and where your site stands today, and I will show you the accessibility deadline, the regulation behind it, and what is actually at stake.

Estimate what it costs to audit, remediate, and validate a website against WCAG 2.1 AA, using published market rates and a sample-based scope.

Find out whether a public-sector contract has to be openly tendered, which trade agreements bite at that value, and how much room is left before the next threshold.

Estimate the development hours and budget behind one finished hour of training, using the benchmark ratios the field actually cites.

Compare the multi-year total cost of running a course platform on WordPress with LearnDash, on Moodle, and on Canvas, from a few details off a procurement form.

An honest first read on what a WordPress project is likely to cost. Seven questions, five pricing buckets, three tiers, reconciled against the same pricing on my Business Website Design page.

Answer a few questions about your site and get an honest monthly maintenance budget, split across security, performance, and editorial, then mapped to a care tier.

Project what a premium plugin stack really costs once you count the renewals, the per-site multipliers, and years of quiet price increases, not just the year-one sticker.

Estimate how much material to remove from a dig site, the swell factor for hauling, and the cost to excavate. Use the Fill Calculator if you are bringing material in rather than removing it.

Work out how much fill dirt, granular, or backfill to order. Converts the compacted depth you need into the loose volume that shows up on the truck, so the load lands at grade instead of short. Use the Excavation Calculator if you are removing material from a dig site.

Estimate concrete volume, ready-mix yards, or bag count with unit conversion and wastage controls.

Estimate asphalt volume, tonnage, and optional cost with unit conversions, wastage, density, and compaction controls.

Calculate board feet and optional cost with quantity, unit conversion, and wastage allowances.

Estimate drywall sheets and optional cost with area unit conversion and wastage controls.

Enter room and tile dimensions to estimate materials, including wastage, optional non-tiled cutouts, and estimated cost.

Estimate paint quantity and optional cost with area units, coats, coverage, and wastage controls.

Estimate linear footage, post counts, post-hole concrete, and rails with unit and wastage controls.

Estimate filament weight, length, cost, and print time from your model volume and print settings — for PLA, PETG, ABS, TPU, and nylon.